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Geant4/externals/g4tools/include/tools/lina/MATCOM

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Diff markup

Differences between /externals/g4tools/include/tools/lina/MATCOM (Version 11.3.0) and /externals/g4tools/include/tools/lina/MATCOM (Version 11.0.p1)


  1 // Copyright (C) 2010, Guy Barrand. All rights      1 // Copyright (C) 2010, Guy Barrand. All rights reserved.
  2 // See the file tools.license for terms.            2 // See the file tools.license for terms.
  3                                                     3 
  4 #ifndef tools_MATCOM                                4 #ifndef tools_MATCOM
  5 #define tools_MATCOM                                5 #define tools_MATCOM
  6                                                     6 
  7 /* NOTE : bof, no big improvement.                  7 /* NOTE : bof, no big improvement.
  8 #include <cstring> //memcpy                         8 #include <cstring> //memcpy
  9 inline void vec_copy(double* a_to,const double      9 inline void vec_copy(double* a_to,const double* a_from,unsigned int a_number) {
 10   ::memcpy(a_to,a_from,a_number*sizeof(double)     10   ::memcpy(a_to,a_from,a_number*sizeof(double));
 11 }                                                  11 }
 12                                                    12 
 13 template <class T>                                 13 template <class T>
 14 inline void vec_copy(T* a_to,const T* a_from,u     14 inline void vec_copy(T* a_to,const T* a_from,unsigned int a_number) {
 15   T* pto = (T*)a_to;                               15   T* pto = (T*)a_to;
 16   T* pfm = (T*)a_from;                             16   T* pfm = (T*)a_from;
 17   for(unsigned int i=0;i<a_number;i++,pto++,pf     17   for(unsigned int i=0;i<a_number;i++,pto++,pfm++) *pto = *pfm;
 18 }                                                  18 }
 19 */                                                 19 */
 20                                                    20 
 21 /*NOTE : bof, no big improvement.                  21 /*NOTE : bof, no big improvement.
 22 #include <Accelerate/Accelerate.h>                 22 #include <Accelerate/Accelerate.h>
 23                                                    23 
 24 inline void vec_add(const float* a_1,const flo     24 inline void vec_add(const float* a_1,const float* a_2,float* a_res,unsigned int a_number) {
 25   ::vDSP_vadd(a_1,1,a_2,1,a_res,1,a_number);       25   ::vDSP_vadd(a_1,1,a_2,1,a_res,1,a_number);
 26 }                                                  26 }
 27 inline void vec_sub(const float* a_1,const flo     27 inline void vec_sub(const float* a_1,const float* a_2,float* a_res,unsigned int a_number) {
 28   ::vDSP_vsub(a_1,1,a_2,1,a_res,1,a_number);       28   ::vDSP_vsub(a_1,1,a_2,1,a_res,1,a_number);
 29 }                                                  29 }
 30 */                                                 30 */
 31                                                    31 
 32 /*                                                 32 /*
 33 template <class T>                                 33 template <class T>
 34 inline void vec_add(const T* a_1,const T* a_2,     34 inline void vec_add(const T* a_1,const T* a_2,T* a_res,unsigned int a_number) {
 35   T* p1 = (T*)a_1;                                 35   T* p1 = (T*)a_1;
 36   T* p2 = (T*)a_2;                                 36   T* p2 = (T*)a_2;
 37   T* pr = (T*)a_res;                               37   T* pr = (T*)a_res;
 38   for(unsigned int i=0;i<a_number;i++,p1++,p2+     38   for(unsigned int i=0;i<a_number;i++,p1++,p2++,pr++) *pr = *p1+*p2;
 39 }                                                  39 }
 40                                                    40 
 41 template <class T>                                 41 template <class T>
 42 inline void vec_sub(const T* a_1,const T* a_2,     42 inline void vec_sub(const T* a_1,const T* a_2,T* a_res,unsigned int a_number) {
 43   T* p1 = (T*)a_1;                                 43   T* p1 = (T*)a_1;
 44   T* p2 = (T*)a_2;                                 44   T* p2 = (T*)a_2;
 45   T* pr = (T*)a_res;                               45   T* pr = (T*)a_res;
 46   for(unsigned int i=0;i<a_number;i++,p1++,p2+     46   for(unsigned int i=0;i<a_number;i++,p1++,p2++,pr++) *pr = *p1-*p2;
 47 }                                                  47 }
 48 */                                                 48 */
 49                                                    49 
 50 #include "../eqT"                                  50 #include "../eqT"
 51                                                    51 
 52 #include <cstddef> //size_t                        52 #include <cstddef> //size_t
 53                                                    53 
 54 // common code to class mat and nmat.              54 // common code to class mat and nmat.
 55                                                    55 
 56 #define TOOLS_MATCOM \                             56 #define TOOLS_MATCOM \
 57 protected:\                                        57 protected:\
 58   static T zero() {return T();}\                   58   static T zero() {return T();}\
 59   static T one() {return T(1);}\                   59   static T one() {return T(1);}\
 60   static T minus_one() {return T(-1);}\            60   static T minus_one() {return T(-1);}\
 61   static T two() {return T(2);}\                   61   static T two() {return T(2);}\
 62 public:\                                           62 public:\
 63   typedef T elem_t;\                               63   typedef T elem_t;\
 64   typedef unsigned int size_type;\                 64   typedef unsigned int size_type;\
 65 public:\                                           65 public:\
 66   unsigned int rows() const {return dimension(     66   unsigned int rows() const {return dimension();}\
 67   unsigned int cols() const {return dimension(     67   unsigned int cols() const {return dimension();}\
 68 \                                                  68 \
 69   void set_value(unsigned int aR,unsigned int      69   void set_value(unsigned int aR,unsigned int aC,const T& a_value) { \
 70     m_vec[aR + aC * dimension()] = a_value;\       70     m_vec[aR + aC * dimension()] = a_value;\
 71   }\                                               71   }\
 72 \                                                  72 \
 73   const T& value(unsigned int aR,unsigned int      73   const T& value(unsigned int aR,unsigned int aC) const { \
 74     return m_vec[aR + aC * dimension()];\          74     return m_vec[aR + aC * dimension()];\
 75   }\                                               75   }\
 76 \                                                  76 \
 77   T value(unsigned int aR,unsigned int aC) { \     77   T value(unsigned int aR,unsigned int aC) { \
 78     return m_vec[aR + aC * dimension()];\          78     return m_vec[aR + aC * dimension()];\
 79   }\                                               79   }\
 80 \                                                  80 \
 81   void set_matrix(const TOOLS_MAT_CLASS& a_m){     81   void set_matrix(const TOOLS_MAT_CLASS& a_m){ /*optimization.*/\
 82     _copy(a_m.m_vec);\                             82     _copy(a_m.m_vec);\
 83   }\                                               83   }\
 84 \                                                  84 \
 85   void set_constant(const T& a_v){\                85   void set_constant(const T& a_v){\
 86     for(unsigned int i=0;i<dim2();i++) m_vec[i     86     for(unsigned int i=0;i<dim2();i++) m_vec[i] = a_v;\
 87   }\                                               87   }\
 88   void set_zero(){\                                88   void set_zero(){\
 89     set_constant(zero());\                         89     set_constant(zero());\
 90   }\                                               90   }\
 91   void set_identity() {\                           91   void set_identity() {\
 92     set_zero();\                                   92     set_zero();\
 93     for(unsigned int i=0;i<dimension();i++) m_     93     for(unsigned int i=0;i<dimension();i++) m_vec[i+i*dimension()] = one();\
 94   }\                                               94   }\
 95   void set_diagonal(const T& a_s) {\               95   void set_diagonal(const T& a_s) {\
 96     set_zero();\                                   96     set_zero();\
 97     for(unsigned int i=0;i<dimension();i++) m_     97     for(unsigned int i=0;i<dimension();i++) m_vec[i+i*dimension()] = a_s;\
 98   }\                                               98   }\
 99   typedef T (*func)(const T&);\                    99   typedef T (*func)(const T&);\
100   void apply_func(func a_func) {\                 100   void apply_func(func a_func) {\
101     T* pos = m_vec;\                              101     T* pos = m_vec;\
102     for(unsigned int i=0;i<dim2();i++,pos++) *    102     for(unsigned int i=0;i<dim2();i++,pos++) *pos = a_func(*pos);\
103   }\                                              103   }\
104   template <class RANDOM>\                        104   template <class RANDOM>\
105   void set_random(RANDOM& a_random) {\            105   void set_random(RANDOM& a_random) {\
106     for(unsigned int i=0;i<dim2();i++) m_vec[i    106     for(unsigned int i=0;i<dim2();i++) m_vec[i] = a_random.shoot();\
107   }\                                              107   }\
108   template <class RANDOM>\                        108   template <class RANDOM>\
109   void set_symmetric_random(RANDOM& a_random)     109   void set_symmetric_random(RANDOM& a_random) {\
110     unsigned int _D = dimension();\               110     unsigned int _D = dimension();\
111    {for(unsigned int r=0;r<_D;r++) set_value(r    111    {for(unsigned int r=0;r<_D;r++) set_value(r,r,a_random.shoot());}\
112     T rd;\                                        112     T rd;\
113    {for(unsigned int r=0;r<_D;r++) {\             113    {for(unsigned int r=0;r<_D;r++) {\
114       for(unsigned int c=(r+1);c<_D;c++) {\       114       for(unsigned int c=(r+1);c<_D;c++) {\
115         rd = a_random.shoot();\                   115         rd = a_random.shoot();\
116         set_value(r,c,rd);\                       116         set_value(r,c,rd);\
117         set_value(c,r,rd);\                       117         set_value(c,r,rd);\
118       }\                                          118       }\
119     }}\                                           119     }}\
120   }\                                              120   }\
121   template <class RANDOM>\                        121   template <class RANDOM>\
122   void set_antisymmetric_random(RANDOM& a_rand    122   void set_antisymmetric_random(RANDOM& a_random) {\
123     unsigned int _D = dimension();\               123     unsigned int _D = dimension();\
124    {for(unsigned int r=0;r<_D;r++) set_value(r    124    {for(unsigned int r=0;r<_D;r++) set_value(r,r,zero());}\
125     T rd;\                                        125     T rd;\
126    {for(unsigned int r=0;r<_D;r++) {\             126    {for(unsigned int r=0;r<_D;r++) {\
127       for(unsigned int c=(r+1);c<_D;c++) {\       127       for(unsigned int c=(r+1);c<_D;c++) {\
128         rd = a_random.shoot();\                   128         rd = a_random.shoot();\
129         set_value(r,c,rd);\                       129         set_value(r,c,rd);\
130         set_value(c,r,minus_one()*rd);\           130         set_value(c,r,minus_one()*rd);\
131       }\                                          131       }\
132     }}\                                           132     }}\
133   }\                                              133   }\
134 public:\                                          134 public:\
135   template <class ARRAY>\                         135   template <class ARRAY>\
136   bool mul_array(ARRAY& a_array,T a_tmp[]) con    136   bool mul_array(ARRAY& a_array,T a_tmp[]) const {\
137     /* a_array = this *= a_array */\              137     /* a_array = this *= a_array */\
138     unsigned int _dim = dimension();\             138     unsigned int _dim = dimension();\
139     T* pos = a_tmp;\                              139     T* pos = a_tmp;\
140     for(unsigned int r=0;r<_dim;r++,pos++) {\     140     for(unsigned int r=0;r<_dim;r++,pos++) {\
141       *pos = T();\                                141       *pos = T();\
142       for(unsigned int c=0;c<_dim;c++) *pos +=    142       for(unsigned int c=0;c<_dim;c++) *pos += m_vec[r+c*_dim]*a_array[c];\
143     }\                                            143     }\
144    {for(unsigned int i=0;i<_dim;i++) a_array[i    144    {for(unsigned int i=0;i<_dim;i++) a_array[i] = a_tmp[i];}\
145     return true;\                                 145     return true;\
146   }\                                              146   }\
147   template <class VEC>\                           147   template <class VEC>\
148   bool mul_vec(VEC& a_vec,T a_tmp[]) const {\     148   bool mul_vec(VEC& a_vec,T a_tmp[]) const {\
149     /* a_vec = this *= a_vec */\                  149     /* a_vec = this *= a_vec */\
150     unsigned int _dim = dimension();\             150     unsigned int _dim = dimension();\
151     if(a_vec.dimension()!=_dim) return false;\    151     if(a_vec.dimension()!=_dim) return false;\
152     T* pos = a_tmp;\                              152     T* pos = a_tmp;\
153     for(unsigned int r=0;r<_dim;r++,pos++) {\     153     for(unsigned int r=0;r<_dim;r++,pos++) {\
154       *pos = T();\                                154       *pos = T();\
155       for(unsigned int c=0;c<_dim;c++) *pos +=    155       for(unsigned int c=0;c<_dim;c++) *pos += m_vec[r+c*_dim]*a_vec[c];\
156     }\                                            156     }\
157    {for(unsigned int i=0;i<_dim;i++) a_vec[i]     157    {for(unsigned int i=0;i<_dim;i++) a_vec[i] = a_tmp[i];}\
158     return true;\                                 158     return true;\
159   }\                                              159   }\
160   template <class VEC>\                           160   template <class VEC>\
161   bool mul_vec(VEC& a_vec) const {\               161   bool mul_vec(VEC& a_vec) const {\
162     T* _tmp = new T[dimension()];\                162     T* _tmp = new T[dimension()];\
163     bool status = mul_vec(a_vec,_tmp);\           163     bool status = mul_vec(a_vec,_tmp);\
164     delete [] _tmp;\                              164     delete [] _tmp;\
165     return status;\                               165     return status;\
166   }\                                              166   }\
167 \                                                 167 \
168   bool mul_array(T a_vec[],T a_tmp[]) const {\    168   bool mul_array(T a_vec[],T a_tmp[]) const {\
169     /* a_vec = this *= a_vec */\                  169     /* a_vec = this *= a_vec */\
170     unsigned int _dim = dimension();\             170     unsigned int _dim = dimension();\
171     T* pos = a_tmp;\                              171     T* pos = a_tmp;\
172     for(unsigned int r=0;r<_dim;r++,pos++) {\     172     for(unsigned int r=0;r<_dim;r++,pos++) {\
173       *pos = T();\                                173       *pos = T();\
174       for(unsigned int c=0;c<_dim;c++) *pos +=    174       for(unsigned int c=0;c<_dim;c++) *pos += m_vec[r+c*_dim]*a_vec[c];\
175     }\                                            175     }\
176    {for(unsigned int i=0;i<_dim;i++) a_vec[i]     176    {for(unsigned int i=0;i<_dim;i++) a_vec[i] = a_tmp[i];}\
177     return true;\                                 177     return true;\
178   }\                                              178   }\
179   bool mul_array(T a_vec[]) const {\              179   bool mul_array(T a_vec[]) const {\
180     T* _tmp = new T[dimension()];\                180     T* _tmp = new T[dimension()];\
181     bool status = mul_array(a_vec,_tmp);\         181     bool status = mul_array(a_vec,_tmp);\
182     delete [] _tmp;\                              182     delete [] _tmp;\
183     return status;\                               183     return status;\
184   }\                                              184   }\
185 \                                                 185 \
186   void mul_mtx(const TOOLS_MAT_CLASS& a_m) {\     186   void mul_mtx(const TOOLS_MAT_CLASS& a_m) {\
187     _mul_mtx(a_m.m_vec);\                         187     _mul_mtx(a_m.m_vec);\
188   }\                                              188   }\
189   void mul_mtx(const TOOLS_MAT_CLASS& a_m,T a_    189   void mul_mtx(const TOOLS_MAT_CLASS& a_m,T a_tmp[]) {\
190     _mul_mtx(a_m.m_vec,a_tmp);\                   190     _mul_mtx(a_m.m_vec,a_tmp);\
191   }\                                              191   }\
192   void left_mul_mtx(const TOOLS_MAT_CLASS& a_m    192   void left_mul_mtx(const TOOLS_MAT_CLASS& a_m) {    \
193     /* this = a_m * this :*/\                     193     /* this = a_m * this :*/\
194     _left_mul_mtx(a_m.m_vec);\                    194     _left_mul_mtx(a_m.m_vec);\
195   }\                                              195   }\
196   bool equal(const TOOLS_MAT_CLASS& a_m) const    196   bool equal(const TOOLS_MAT_CLASS& a_m) const {\
197     if(&a_m==this) return true;\                  197     if(&a_m==this) return true;\
198     for(unsigned int i=0;i<dim2();i++) {\         198     for(unsigned int i=0;i<dim2();i++) {\
199       if(m_vec[i]!=a_m.m_vec[i]) return false;    199       if(m_vec[i]!=a_m.m_vec[i]) return false;\
200     }\                                            200     }\
201     return true;\                                 201     return true;\
202   }\                                              202   }\
203 \                                                 203 \
204   bool equal(const TOOLS_MAT_CLASS& a_m,const     204   bool equal(const TOOLS_MAT_CLASS& a_m,const T& a_prec) const {\
205     if(&a_m==this) return true;\                  205     if(&a_m==this) return true;\
206     T* tp = (T*)m_vec;\                           206     T* tp = (T*)m_vec;\
207     T* mp = (T*)a_m.m_vec;\                       207     T* mp = (T*)a_m.m_vec;\
208     for(unsigned int i=0;i<dim2();i++,tp++,mp+    208     for(unsigned int i=0;i<dim2();i++,tp++,mp++) {\
209       T diff = (*tp) - (*mp);\                    209       T diff = (*tp) - (*mp);\
210       if(diff<zero()) diff *= minus_one();\       210       if(diff<zero()) diff *= minus_one();\
211       if(diff>=a_prec) return false;\             211       if(diff>=a_prec) return false;\
212     }\                                            212     }\
213     return true;\                                 213     return true;\
214   }\                                              214   }\
215 \                                                 215 \
216   template <class PREC>\                          216   template <class PREC>\
217   bool equal_prec(const TOOLS_MAT_CLASS& a_m,c    217   bool equal_prec(const TOOLS_MAT_CLASS& a_m,const PREC& a_prec,PREC(*a_fabs)(const T&)) const {\
218     if(&a_m==this) return true;\                  218     if(&a_m==this) return true;\
219     T* tp = (T*)m_vec;\                           219     T* tp = (T*)m_vec;\
220     T* mp = (T*)a_m.m_vec;\                       220     T* mp = (T*)a_m.m_vec;\
221     for(unsigned int i=0;i<dim2();i++,tp++,mp+    221     for(unsigned int i=0;i<dim2();i++,tp++,mp++) {\
222       T diff = (*tp) - (*mp);\                    222       T diff = (*tp) - (*mp);\
223       if(a_fabs(diff)>=a_prec) return false;\     223       if(a_fabs(diff)>=a_prec) return false;\
224     }\                                            224     }\
225     return true;\                                 225     return true;\
226   }\                                              226   }\
227 \                                                 227 \
228   void mx_diff(const TOOLS_MAT_CLASS& a_m,T& a    228   void mx_diff(const TOOLS_MAT_CLASS& a_m,T& a_mx_diff) const {\
229     T* tp = (T*)m_vec;\                           229     T* tp = (T*)m_vec;\
230     T* mp = (T*)a_m.m_vec;\                       230     T* mp = (T*)a_m.m_vec;\
231     a_mx_diff = (*tp) - (*mp);\                   231     a_mx_diff = (*tp) - (*mp);\
232     if(a_mx_diff<zero()) a_mx_diff *= minus_on    232     if(a_mx_diff<zero()) a_mx_diff *= minus_one();\
233     for(unsigned int i=0;i<dim2();i++,tp++,mp+    233     for(unsigned int i=0;i<dim2();i++,tp++,mp++) {\
234       T diff = (*tp) - (*mp);\                    234       T diff = (*tp) - (*mp);\
235       if(diff<zero()) diff *= minus_one();\       235       if(diff<zero()) diff *= minus_one();\
236       a_mx_diff = (diff>a_mx_diff?diff:a_mx_di    236       a_mx_diff = (diff>a_mx_diff?diff:a_mx_diff);\
237     }\                                            237     }\
238   }\                                              238   }\
239 \                                                 239 \
240   bool to_rm_is_proportional(const TOOLS_MAT_C    240   bool to_rm_is_proportional(const TOOLS_MAT_CLASS& a_m,const T& a_prec,T& a_factor) const {\
241     if(&a_m==this) {a_factor=one();return true    241     if(&a_m==this) {a_factor=one();return true;}\
242     /* If true, then : a_m = a_factor * this.*    242     /* If true, then : a_m = a_factor * this.*/\
243     a_factor = zero();\                           243     a_factor = zero();\
244     T* tp = (T*)m_vec;\                           244     T* tp = (T*)m_vec;\
245     T* mp = (T*)a_m.m_vec;\                       245     T* mp = (T*)a_m.m_vec;\
246     bool first = true;\                           246     bool first = true;\
247     for(unsigned int i=0;i<dim2();i++,tp++,mp+    247     for(unsigned int i=0;i<dim2();i++,tp++,mp++) {\
248              if( ((*tp)==zero()) && ((*mp)==ze    248              if( ((*tp)==zero()) && ((*mp)==zero())) {\
249         continue;\                                249         continue;\
250       /*} else if( ((*tp)!=zero()) && ((*mp)==    250       /*} else if( ((*tp)!=zero()) && ((*mp)==zero())) {\
251         return false;*/\                          251         return false;*/\
252       } else if( ((*tp)==zero()) && ((*mp)!=ze    252       } else if( ((*tp)==zero()) && ((*mp)!=zero())) {\
253         return false;\                            253         return false;\
254       } else {\                                   254       } else {\
255         if(first) {\                              255         if(first) {\
256           a_factor = (*mp)/(*tp);\                256           a_factor = (*mp)/(*tp);\
257           first = false;\                         257           first = false;\
258         } else {\                                 258         } else {\
259           T diff = (*tp)*a_factor - (*mp);\       259           T diff = (*tp)*a_factor - (*mp);\
260           if(diff<zero()) diff *= minus_one();    260           if(diff<zero()) diff *= minus_one();\
261           if(diff>=a_prec) return false;\         261           if(diff>=a_prec) return false;\
262         }\                                        262         }\
263       }\                                          263       }\
264     }\                                            264     }\
265     return true;\                                 265     return true;\
266   }\                                              266   }\
267 \                                                 267 \
268 public:\                                          268 public:\
269   bool is_proportional(const TOOLS_MAT_CLASS&     269   bool is_proportional(const TOOLS_MAT_CLASS& a_right,T& a_factor) const {\
270     /* If true, then : a_right = a_factor * th    270     /* If true, then : a_right = a_factor * this. a_factor could be zero.*/\
271     if(this==&a_right) {a_factor=T(1);return t    271     if(this==&a_right) {a_factor=T(1);return true;}\
272     a_factor = zero();\                           272     a_factor = zero();\
273     if(dimension()!=a_right.dimension()) retur    273     if(dimension()!=a_right.dimension()) return false;\
274     T* lp = (T*)m_vec;\                           274     T* lp = (T*)m_vec;\
275     T* rp = (T*)a_right.m_vec;\                   275     T* rp = (T*)a_right.m_vec;\
276     bool first = true;\                           276     bool first = true;\
277     size_t _data_size = data_size();\             277     size_t _data_size = data_size();\
278     for(size_t i=0;i<_data_size;i++,lp++,rp++)    278     for(size_t i=0;i<_data_size;i++,lp++,rp++) {\
279       if(*lp==zero()) {\                          279       if(*lp==zero()) {\
280         if(*rp==zero()) continue;\                280         if(*rp==zero()) continue;\
281         return false;\                            281         return false;\
282       }\                                          282       }\
283       if(first) {\                                283       if(first) {\
284         a_factor = (*rp)/(*lp);\                  284         a_factor = (*rp)/(*lp);\
285         first = false;\                           285         first = false;\
286         continue;\                                286         continue;\
287       }\                                          287       }\
288       if((*lp)*a_factor!=(*rp)) return false;\    288       if((*lp)*a_factor!=(*rp)) return false;\
289     }\                                            289     }\
290     return true;\                                 290     return true;\
291   }\                                              291   }\
292 \                                                 292 \
293   template <class PREC>\                          293   template <class PREC>\
294   bool is_proportional_prec(const TOOLS_MAT_CL    294   bool is_proportional_prec(const TOOLS_MAT_CLASS& a_right,const PREC& a_prec,PREC(*a_fabs)(const T&),T& a_factor) const {\
295     /* If true, then : a_right = a_factor * th    295     /* If true, then : a_right = a_factor * this. a_factor could be zero.*/\
296     if(this==&a_right) {a_factor=T(1);return t    296     if(this==&a_right) {a_factor=T(1);return true;}\
297     a_factor = zero();\                           297     a_factor = zero();\
298     if(dimension()!=a_right.dimension()) retur    298     if(dimension()!=a_right.dimension()) return false;\
299     T* lp = (T*)m_vec;\                           299     T* lp = (T*)m_vec;\
300     T* rp = (T*)a_right.m_vec;\                   300     T* rp = (T*)a_right.m_vec;\
301     bool first = true;\                           301     bool first = true;\
302     size_t _data_size = data_size();\             302     size_t _data_size = data_size();\
303     for(size_t i=0;i<_data_size;i++,lp++,rp++)    303     for(size_t i=0;i<_data_size;i++,lp++,rp++) {\
304       if(is_zero(*lp,a_prec,a_fabs)) {\           304       if(is_zero(*lp,a_prec,a_fabs)) {\
305         if(is_zero(*rp,a_prec,a_fabs)) continu    305         if(is_zero(*rp,a_prec,a_fabs)) continue;\
306         return false;\                            306         return false;\
307       }\                                          307       }\
308       if(first) {\                                308       if(first) {\
309         a_factor = (*rp)/(*lp);\                  309         a_factor = (*rp)/(*lp);\
310         first = false;\                           310         first = false;\
311         continue;\                                311         continue;\
312       }\                                          312       }\
313       if(!numbers_are_equal((*lp)*a_factor,*rp    313       if(!numbers_are_equal((*lp)*a_factor,*rp,a_prec,a_fabs)) return false;\
314     }\                                            314     }\
315     return true;\                                 315     return true;\
316   }\                                              316   }\
317 \                                                 317 \
318   bool is_diagonal() const {\                     318   bool is_diagonal() const {\
319     unsigned int _D = dimension();\               319     unsigned int _D = dimension();\
320     for(unsigned int r=0;r<_D;r++) {\             320     for(unsigned int r=0;r<_D;r++) {\
321       for(unsigned int c=0;c<_D;c++) {\           321       for(unsigned int c=0;c<_D;c++) {\
322         if(c!=r) {if(value(r,c)!=zero()) retur    322         if(c!=r) {if(value(r,c)!=zero()) return false;}\
323       }\                                          323       }\
324     }\                                            324     }\
325     return true;\                                 325     return true;\
326   }\                                              326   }\
327 \                                                 327 \
328   template <class PREC>\                          328   template <class PREC>\
329   bool is_diagonal_prec(const PREC& a_prec,PRE    329   bool is_diagonal_prec(const PREC& a_prec,PREC(*a_fabs)(const T&)) const {\
330     unsigned int _D = dimension();\               330     unsigned int _D = dimension();\
331     for(unsigned int r=0;r<_D;r++) {\             331     for(unsigned int r=0;r<_D;r++) {\
332       for(unsigned int c=0;c<_D;c++) {\           332       for(unsigned int c=0;c<_D;c++) {\
333         if(c!=r) {if(!is_zero(value(r,c),a_pre    333         if(c!=r) {if(!is_zero(value(r,c),a_prec,a_fabs)) return false;}\
334       }\                                          334       }\
335     }\                                            335     }\
336     return true;\                                 336     return true;\
337   }\                                              337   }\
338 \                                                 338 \
339   bool is_identity() const {\                     339   bool is_identity() const {\
340     unsigned int _D = dimension();\               340     unsigned int _D = dimension();\
341    {for(unsigned int r=0;r<_D;r++) {\             341    {for(unsigned int r=0;r<_D;r++) {\
342       if(value(r,r)!=one()) return false;\        342       if(value(r,r)!=one()) return false;\
343     }}\                                           343     }}\
344    {for(unsigned int r=0;r<_D;r++) {\             344    {for(unsigned int r=0;r<_D;r++) {\
345       for(unsigned int c=0;c<_D;c++) {\           345       for(unsigned int c=0;c<_D;c++) {\
346         if(c!=r) {if(value(r,c)!=zero()) retur    346         if(c!=r) {if(value(r,c)!=zero()) return false;}\
347       }\                                          347       }\
348     }}\                                           348     }}\
349     return true;\                                 349     return true;\
350   }\                                              350   }\
351 \                                                 351 \
352   template <class PREC>\                          352   template <class PREC>\
353   bool is_identity_prec(const PREC& a_prec,PRE    353   bool is_identity_prec(const PREC& a_prec,PREC(*a_fabs)(const T&)) const {\
354     unsigned int _D = dimension();\               354     unsigned int _D = dimension();\
355    {for(unsigned int r=0;r<_D;r++) {\             355    {for(unsigned int r=0;r<_D;r++) {\
356       if(!numbers_are_equal(value(r,r),one(),a    356       if(!numbers_are_equal(value(r,r),one(),a_prec,a_fabs)) return false;\
357     }}\                                           357     }}\
358    {for(unsigned int r=0;r<_D;r++) {\             358    {for(unsigned int r=0;r<_D;r++) {\
359       for(unsigned int c=0;c<_D;c++) {\           359       for(unsigned int c=0;c<_D;c++) {\
360         if(c!=r) {if(!is_zero(value(r,c),a_pre    360         if(c!=r) {if(!is_zero(value(r,c),a_prec,a_fabs)) return false;}\
361       }\                                          361       }\
362     }}\                                           362     }}\
363     return true;\                                 363     return true;\
364   }\                                              364   }\
365 \                                                 365 \
366   const T* data() const {return m_vec;}\          366   const T* data() const {return m_vec;}\
367   unsigned int size() const {return dim2();}\     367   unsigned int size() const {return dim2();}\
368   unsigned int data_size() const {return dim2(    368   unsigned int data_size() const {return dim2();} /*for mathz*/\
369 \                                                 369 \
370   T trace() const {\                              370   T trace() const {\
371     T _value = zero();\                           371     T _value = zero();\
372     unsigned int _D = dimension();\               372     unsigned int _D = dimension();\
373     for(unsigned int c=0;c<_D;c++) _value += m    373     for(unsigned int c=0;c<_D;c++) _value += m_vec[c+c*_D];\
374     return _value;\                               374     return _value;\
375   }\                                              375   }\
376 \                                                 376 \
377   void transpose() {\                             377   void transpose() {\
378     unsigned int _D = dimension();\               378     unsigned int _D = dimension();\
379     for(unsigned int r=0;r<_D;r++) {\             379     for(unsigned int r=0;r<_D;r++) {\
380       for(unsigned int c=(r+1);c<_D;c++) {\       380       for(unsigned int c=(r+1);c<_D;c++) {\
381         T vrc = value(r,c);\                      381         T vrc = value(r,c);\
382         T vcr = value(c,r);\                      382         T vcr = value(c,r);\
383         set_value(r,c,vcr);\                      383         set_value(r,c,vcr);\
384         set_value(c,r,vrc);\                      384         set_value(c,r,vrc);\
385       }\                                          385       }\
386     }\                                            386     }\
387   }\                                              387   }\
388 \                                                 388 \
389   void multiply(const T& a_T) {\                  389   void multiply(const T& a_T) {\
390     for(unsigned int i=0;i<dim2();i++) m_vec[i    390     for(unsigned int i=0;i<dim2();i++) m_vec[i] *= a_T;\
391   }\                                              391   }\
392 \                                                 392 \
393   bool is_symmetric() const {\                    393   bool is_symmetric() const {\
394     unsigned int _D = dimension();\               394     unsigned int _D = dimension();\
395     for(unsigned int r=0;r<_D;r++) {\             395     for(unsigned int r=0;r<_D;r++) {\
396       for(unsigned int c=(r+1);c<_D;c++) {\       396       for(unsigned int c=(r+1);c<_D;c++) {\
397         if(value(r,c)!=value(c,r)) return fals    397         if(value(r,c)!=value(c,r)) return false;\
398       }\                                          398       }\
399     }\                                            399     }\
400     return true;\                                 400     return true;\
401   }\                                              401   }\
402 \                                                 402 \
403   template <class PREC>\                          403   template <class PREC>\
404   bool is_symmetric_prec(const PREC& a_prec,PR    404   bool is_symmetric_prec(const PREC& a_prec,PREC(*a_fabs)(const T&)) const {\
405     unsigned int _D = dimension();\               405     unsigned int _D = dimension();\
406     for(unsigned int r=0;r<_D;r++) {\             406     for(unsigned int r=0;r<_D;r++) {\
407       for(unsigned int c=(r+1);c<_D;c++) {\       407       for(unsigned int c=(r+1);c<_D;c++) {\
408         T diff = value(r,c)-value(c,r);\          408         T diff = value(r,c)-value(c,r);\
409         if(a_fabs(diff)>=a_prec) return false;    409         if(a_fabs(diff)>=a_prec) return false;\
410       }\                                          410       }\
411     }\                                            411     }\
412     return true;\                                 412     return true;\
413   }\                                              413   }\
414 \                                                 414 \
415   bool is_antisymmetric() const {\                415   bool is_antisymmetric() const {\
416     unsigned int _D = dimension();\               416     unsigned int _D = dimension();\
417    {for(unsigned int r=0;r<_D;r++) {\             417    {for(unsigned int r=0;r<_D;r++) {\
418       if(value(r,r)!=zero()) return false;\       418       if(value(r,r)!=zero()) return false;\
419     }}\                                           419     }}\
420     for(unsigned int r=0;r<_D;r++) {\             420     for(unsigned int r=0;r<_D;r++) {\
421       for(unsigned int c=(r+1);c<_D;c++) {\       421       for(unsigned int c=(r+1);c<_D;c++) {\
422         if(value(r,c)!=minus_one()*value(c,r))    422         if(value(r,c)!=minus_one()*value(c,r)) return false;\
423       }\                                          423       }\
424     }\                                            424     }\
425     return true;\                                 425     return true;\
426   }\                                              426   }\
427 \                                                 427 \
428   template <class PREC>\                          428   template <class PREC>\
429   bool is_antisymmetric_prec(const PREC& a_pre    429   bool is_antisymmetric_prec(const PREC& a_prec,PREC(*a_fabs)(const T&)) const {\
430     unsigned int _D = dimension();\               430     unsigned int _D = dimension();\
431    {for(unsigned int r=0;r<_D;r++) {\             431    {for(unsigned int r=0;r<_D;r++) {\
432       if(a_fabs(value(r,r))>=a_prec) return fa    432       if(a_fabs(value(r,r))>=a_prec) return false;\
433     }}\                                           433     }}\
434     for(unsigned int r=0;r<_D;r++) {\             434     for(unsigned int r=0;r<_D;r++) {\
435       for(unsigned int c=(r+1);c<_D;c++) {\       435       for(unsigned int c=(r+1);c<_D;c++) {\
436         T diff = value(r,c)-minus_one()*value(    436         T diff = value(r,c)-minus_one()*value(c,r);\
437         if(a_fabs(diff)>=a_prec) return false;    437         if(a_fabs(diff)>=a_prec) return false;\
438       }\                                          438       }\
439     }\                                            439     }\
440     return true;\                                 440     return true;\
441   }\                                              441   }\
442 \                                                 442 \
443   void symmetric_part(TOOLS_MAT_CLASS& a_res)     443   void symmetric_part(TOOLS_MAT_CLASS& a_res) const {\
444     a_res = *this;\                               444     a_res = *this;\
445     a_res.transpose();\                           445     a_res.transpose();\
446     a_res += *this;\                              446     a_res += *this;\
447     a_res.multiply(one()/two());\                 447     a_res.multiply(one()/two());\
448   }\                                              448   }\
449 \                                                 449 \
450   void antisymmetric_part(TOOLS_MAT_CLASS& a_r    450   void antisymmetric_part(TOOLS_MAT_CLASS& a_res) const {\
451     a_res = *this;\                               451     a_res = *this;\
452     a_res.transpose();\                           452     a_res.transpose();\
453     a_res.multiply(minus_one());\                 453     a_res.multiply(minus_one());\
454     a_res += *this;\                              454     a_res += *this;\
455     a_res.multiply(one()/two());\                 455     a_res.multiply(one()/two());\
456   }\                                              456   }\
457 \                                                 457 \
458   template <class PREC>\                          458   template <class PREC>\
459   bool is_block_UL_DR(const PREC& a_prec,PREC(    459   bool is_block_UL_DR(const PREC& a_prec,PREC(*a_fabs)(const T&)) const {\
460     /* Look if even dim matrix is of the form     460     /* Look if even dim matrix is of the form :  |X 0|\
461                                                   461                                                  |0 Y|*/\
462     unsigned int _D = dimension();\               462     unsigned int _D = dimension();\
463     unsigned int _D_2 = _D/2;\                    463     unsigned int _D_2 = _D/2;\
464     if(2*_D_2!=_D) return false;\                 464     if(2*_D_2!=_D) return false;\
465     for(unsigned int r=0;r<_D_2;r++) {\           465     for(unsigned int r=0;r<_D_2;r++) {\
466       for(unsigned int c=_D_2;c<_D;c++) {\        466       for(unsigned int c=_D_2;c<_D;c++) {\
467         if(a_fabs(value(r,c))>=a_prec) return     467         if(a_fabs(value(r,c))>=a_prec) return false;\
468       }\                                          468       }\
469     }\                                            469     }\
470     for(unsigned int r=_D_2;r<_D;r++) {\          470     for(unsigned int r=_D_2;r<_D;r++) {\
471       for(unsigned int c=0;c<_D_2;c++) {\         471       for(unsigned int c=0;c<_D_2;c++) {\
472         if(a_fabs(value(r,c))>=a_prec) return     472         if(a_fabs(value(r,c))>=a_prec) return false;\
473       }\                                          473       }\
474     }\                                            474     }\
475     return true;\                                 475     return true;\
476   }\                                              476   }\
477 \                                                 477 \
478   template <class PREC>\                          478   template <class PREC>\
479   bool is_block_UR_DL(const PREC& a_prec,PREC(    479   bool is_block_UR_DL(const PREC& a_prec,PREC(*a_fabs)(const T&)) const {\
480     /* Look if even dim matrix is of the form     480     /* Look if even dim matrix is of the form :  |0 X|\
481                                                   481                                                  |Y 0|*/\
482     unsigned int _D = dimension();\               482     unsigned int _D = dimension();\
483     unsigned int _D_2 = _D/2;\                    483     unsigned int _D_2 = _D/2;\
484     if(2*_D_2!=_D) return false;\                 484     if(2*_D_2!=_D) return false;\
485     for(unsigned int r=0;r<_D_2;r++) {\           485     for(unsigned int r=0;r<_D_2;r++) {\
486       for(unsigned int c=0;c<_D_2;c++) {\         486       for(unsigned int c=0;c<_D_2;c++) {\
487         if(a_fabs(value(r,c))>=a_prec) return     487         if(a_fabs(value(r,c))>=a_prec) return false;\
488       }\                                          488       }\
489     }\                                            489     }\
490     for(unsigned int r=_D_2;r<_D;r++) {\          490     for(unsigned int r=_D_2;r<_D;r++) {\
491       for(unsigned int c=_D_2;c<_D;c++) {\        491       for(unsigned int c=_D_2;c<_D;c++) {\
492         if(a_fabs(value(r,c))>=a_prec) return     492         if(a_fabs(value(r,c))>=a_prec) return false;\
493       }\                                          493       }\
494     }\                                            494     }\
495     return true;\                                 495     return true;\
496   }\                                              496   }\
497 \                                                 497 \
498   template <class PREC>\                          498   template <class PREC>\
499   bool is_decomplex(const PREC& a_prec,PREC(*a    499   bool is_decomplex(const PREC& a_prec,PREC(*a_fabs)(const T&)) const {\
500     /* Look if even dim matrix is of the form     500     /* Look if even dim matrix is of the form :  | X Y|\
501                                                   501                                                  |-Y X|*/\
502     unsigned int _D = dimension();\               502     unsigned int _D = dimension();\
503     unsigned int _D_2 = _D/2;\                    503     unsigned int _D_2 = _D/2;\
504     if(2*_D_2!=_D) return false;\                 504     if(2*_D_2!=_D) return false;\
505     for(unsigned int r=0;r<_D_2;r++) {\           505     for(unsigned int r=0;r<_D_2;r++) {\
506       for(unsigned int c=0;c<_D_2;c++) {\         506       for(unsigned int c=0;c<_D_2;c++) {\
507         if(a_fabs(value(r,c)-value(r+_D_2,c+_D    507         if(a_fabs(value(r,c)-value(r+_D_2,c+_D_2))>=a_prec) return false;\
508       }\                                          508       }\
509     }\                                            509     }\
510     for(unsigned int r=0;r<_D_2;r++) {\           510     for(unsigned int r=0;r<_D_2;r++) {\
511       for(unsigned int c=_D_2;c<_D;c++) {\        511       for(unsigned int c=_D_2;c<_D;c++) {\
512         if(a_fabs(value(r,c)+value(r+_D_2,c-_D    512         if(a_fabs(value(r,c)+value(r+_D_2,c-_D_2))>=a_prec) return false;\
513       }\                                          513       }\
514     }\                                            514     }\
515     return true;\                                 515     return true;\
516   }\                                              516   }\
517 \                                                 517 \
518   template <class PREC>\                          518   template <class PREC>\
519   T determinant_prec(unsigned int a_tmp_rs[],u    519   T determinant_prec(unsigned int a_tmp_rs[],unsigned int a_tmp_cs[],  /*[rord=dim-1]*/\
520                      const PREC& a_prec,PREC(*    520                      const PREC& a_prec,PREC(*a_fabs)(const T&)) const {\
521     unsigned int ord = dimension();\              521     unsigned int ord = dimension();\
522     if(ord==0) {\                                 522     if(ord==0) {\
523       return zero();\                             523       return zero();\
524     } else if(ord==1) {\                          524     } else if(ord==1) {\
525       return *m_vec;\                             525       return *m_vec;\
526     } else if(ord==2) {\                          526     } else if(ord==2) {\
527       T v00 = *m_vec;\                            527       T v00 = *m_vec;\
528       T v10 = *(m_vec+1);\                        528       T v10 = *(m_vec+1);\
529       T v01 = *(m_vec+2);\                        529       T v01 = *(m_vec+2);\
530       T v11 = *(m_vec+3);\                        530       T v11 = *(m_vec+3);\
531       return (v00 * v11 - v10 * v01);\            531       return (v00 * v11 - v10 * v01);\
532     } else if(ord==3) {\                          532     } else if(ord==3) {\
533       /*   00 01 02 \                             533       /*   00 01 02 \
534            10 11 12 \                             534            10 11 12 \
535            20 21 22 \                             535            20 21 22 \
536       */\                                         536       */\
537       T v00 = *m_vec;\                            537       T v00 = *m_vec;\
538       T v10 = *(m_vec+1);\                        538       T v10 = *(m_vec+1);\
539       T v20 = *(m_vec+2);\                        539       T v20 = *(m_vec+2);\
540       T v01 = *(m_vec+3);\                        540       T v01 = *(m_vec+3);\
541       T v11 = *(m_vec+4);\                        541       T v11 = *(m_vec+4);\
542       T v21 = *(m_vec+5);\                        542       T v21 = *(m_vec+5);\
543       T v02 = *(m_vec+6);\                        543       T v02 = *(m_vec+6);\
544       T v12 = *(m_vec+7);\                        544       T v12 = *(m_vec+7);\
545       T v22 = *(m_vec+8);\                        545       T v22 = *(m_vec+8);\
546       T cof_00 = v11 * v22 - v21 * v12;\          546       T cof_00 = v11 * v22 - v21 * v12;\
547       T cof_10 = v01 * v22 - v21 * v02;\          547       T cof_10 = v01 * v22 - v21 * v02;\
548       T cof_20 = v01 * v12 - v11 * v02;\          548       T cof_20 = v01 * v12 - v11 * v02;\
549       return (v00*cof_00-v10*cof_10+v20*cof_20    549       return (v00*cof_00-v10*cof_10+v20*cof_20);\
550     }\                                            550     }\
551 \                                                 551 \
552     unsigned int rord = ord-1;\                   552     unsigned int rord = ord-1;\
553 \                                                 553 \
554     T v_rc;\                                      554     T v_rc;\
555 \                                                 555 \
556     T det = zero();\                              556     T det = zero();\
557    {for(unsigned int i=0;i<rord;i++) {a_tmp_cs    557    {for(unsigned int i=0;i<rord;i++) {a_tmp_cs[i] = i+1;}}\
558     unsigned int c = 0;\                          558     unsigned int c = 0;\
559 \                                                 559 \
560    {for(unsigned int i=0;i<rord;i++) {a_tmp_rs    560    {for(unsigned int i=0;i<rord;i++) {a_tmp_rs[i] = i+1;}}\
561     bool sg = true; /*c=0+r=0*/\                  561     bool sg = true; /*c=0+r=0*/\
562     for(unsigned int r=0;r<ord;r++) {\            562     for(unsigned int r=0;r<ord;r++) {\
563       if(r>=1) a_tmp_rs[r-1] = r-1;\              563       if(r>=1) a_tmp_rs[r-1] = r-1;\
564       v_rc = value(r,c);\                         564       v_rc = value(r,c);\
565       if(!is_zero(v_rc,a_prec,a_fabs)) {\         565       if(!is_zero(v_rc,a_prec,a_fabs)) {\
566         T subdet = sub_determinant_prec(rord,a    566         T subdet = sub_determinant_prec(rord,a_tmp_rs,a_tmp_cs,a_prec,a_fabs);\
567         if(sg) \                                  567         if(sg) \
568           det += v_rc * subdet;\                  568           det += v_rc * subdet;\
569         else\                                     569         else\
570           det -= v_rc * subdet;\                  570           det -= v_rc * subdet;\
571       }\                                          571       }\
572       sg = sg?false:true;\                        572       sg = sg?false:true;\
573     }\                                            573     }\
574 \                                                 574 \
575     return det;\                                  575     return det;\
576   }\                                              576   }\
577 \                                                 577 \
578   T determinant(unsigned int a_tmp_rs[],unsign    578   T determinant(unsigned int a_tmp_rs[],unsigned int a_tmp_cs[]) const { /*[rord=dim-1]*/ \
579     return determinant_prec<double>(a_tmp_rs,a    579     return determinant_prec<double>(a_tmp_rs,a_tmp_cs,0,zero_fabs);\
580   }\                                              580   }\
581 \                                                 581 \
582   T determinant() const {\                        582   T determinant() const {\
583     unsigned int ord = dimension();\              583     unsigned int ord = dimension();\
584     if(ord==0) {\                                 584     if(ord==0) {\
585       return zero();\                             585       return zero();\
586     } else if(ord==1) {\                          586     } else if(ord==1) {\
587       return *m_vec;\                             587       return *m_vec;\
588     } else if(ord==2) {\                          588     } else if(ord==2) {\
589       T v00 = *m_vec;\                            589       T v00 = *m_vec;\
590       T v10 = *(m_vec+1);\                        590       T v10 = *(m_vec+1);\
591       T v01 = *(m_vec+2);\                        591       T v01 = *(m_vec+2);\
592       T v11 = *(m_vec+3);\                        592       T v11 = *(m_vec+3);\
593       return (v00 * v11 - v10 * v01);\            593       return (v00 * v11 - v10 * v01);\
594     } else if(ord==3) {\                          594     } else if(ord==3) {\
595       /*   00 01 02 \                             595       /*   00 01 02 \
596            10 11 12 \                             596            10 11 12 \
597            20 21 22 \                             597            20 21 22 \
598       */\                                         598       */\
599       T v00 = *m_vec;\                            599       T v00 = *m_vec;\
600       T v10 = *(m_vec+1);\                        600       T v10 = *(m_vec+1);\
601       T v20 = *(m_vec+2);\                        601       T v20 = *(m_vec+2);\
602       T v01 = *(m_vec+3);\                        602       T v01 = *(m_vec+3);\
603       T v11 = *(m_vec+4);\                        603       T v11 = *(m_vec+4);\
604       T v21 = *(m_vec+5);\                        604       T v21 = *(m_vec+5);\
605       T v02 = *(m_vec+6);\                        605       T v02 = *(m_vec+6);\
606       T v12 = *(m_vec+7);\                        606       T v12 = *(m_vec+7);\
607       T v22 = *(m_vec+8);\                        607       T v22 = *(m_vec+8);\
608       T cof_00 = v11 * v22 - v21 * v12;\          608       T cof_00 = v11 * v22 - v21 * v12;\
609       T cof_10 = v01 * v22 - v21 * v02;\          609       T cof_10 = v01 * v22 - v21 * v02;\
610       T cof_20 = v01 * v12 - v11 * v02;\          610       T cof_20 = v01 * v12 - v11 * v02;\
611       return (v00*cof_00-v10*cof_10+v20*cof_20    611       return (v00*cof_00-v10*cof_10+v20*cof_20);\
612     }\                                            612     }\
613     unsigned int rord = ord-1;\                   613     unsigned int rord = ord-1;\
614     unsigned int* rs = new unsigned int[rord];    614     unsigned int* rs = new unsigned int[rord];\
615     unsigned int* cs = new unsigned int[rord];    615     unsigned int* cs = new unsigned int[rord];\
616     T det = determinant(rs,cs);\                  616     T det = determinant(rs,cs);\
617     delete [] rs;\                                617     delete [] rs;\
618     delete [] cs;\                                618     delete [] cs;\
619     return det;\                                  619     return det;\
620   }\                                              620   }\
621 \                                                 621 \
622   template <class PREC>\                          622   template <class PREC>\
623   bool invert_prec(TOOLS_MAT_CLASS& a_res,\       623   bool invert_prec(TOOLS_MAT_CLASS& a_res,\
624                    unsigned int a_tmp_rs[],uns    624                    unsigned int a_tmp_rs[],unsigned int a_tmp_cs[],  /*[rord=dim-1]*/\
625                    const PREC& a_prec,PREC(*a_    625                    const PREC& a_prec,PREC(*a_fabs)(const T&) /*for det=?zero*/ \
626              ) const { \                          626              ) const { \
627     unsigned int ord = dimension();\              627     unsigned int ord = dimension();\
628     if(ord==0) return true;\                      628     if(ord==0) return true;\
629 \                                                 629 \
630     if(ord==1) {\                                 630     if(ord==1) {\
631       T det = value(0,0);\                        631       T det = value(0,0);\
632       if(is_zero(det,a_prec,a_fabs)) return fa    632       if(is_zero(det,a_prec,a_fabs)) return false;\
633       a_res.set_value(0,0,one()/det);\            633       a_res.set_value(0,0,one()/det);\
634       return true;\                               634       return true;\
635     } else if(ord==2) {\                          635     } else if(ord==2) {\
636       T v00 = *m_vec;\                            636       T v00 = *m_vec;\
637       T v10 = *(m_vec+1);\                        637       T v10 = *(m_vec+1);\
638       T v01 = *(m_vec+2);\                        638       T v01 = *(m_vec+2);\
639       T v11 = *(m_vec+3);\                        639       T v11 = *(m_vec+3);\
640       T det = (v00 * v11 - v10 * v01);\           640       T det = (v00 * v11 - v10 * v01);\
641       if(is_zero(det,a_prec,a_fabs)) return fa    641       if(is_zero(det,a_prec,a_fabs)) return false;\
642       a_res.set_value(0,0,v11/det);\              642       a_res.set_value(0,0,v11/det);\
643       a_res.set_value(1,1,v00/det);\              643       a_res.set_value(1,1,v00/det);\
644       a_res.set_value(0,1,minus_one()*v01/det)    644       a_res.set_value(0,1,minus_one()*v01/det);\
645       a_res.set_value(1,0,minus_one()*v10/det)    645       a_res.set_value(1,0,minus_one()*v10/det);\
646       return true;\                               646       return true;\
647     } else if(ord==3) {\                          647     } else if(ord==3) {\
648       /*   00 01 02 \                             648       /*   00 01 02 \
649            10 11 12 \                             649            10 11 12 \
650            20 21 22 \                             650            20 21 22 \
651       */\                                         651       */\
652       T v00 = *m_vec;\                            652       T v00 = *m_vec;\
653       T v10 = *(m_vec+1);\                        653       T v10 = *(m_vec+1);\
654       T v20 = *(m_vec+2);\                        654       T v20 = *(m_vec+2);\
655       T v01 = *(m_vec+3);\                        655       T v01 = *(m_vec+3);\
656       T v11 = *(m_vec+4);\                        656       T v11 = *(m_vec+4);\
657       T v21 = *(m_vec+5);\                        657       T v21 = *(m_vec+5);\
658       T v02 = *(m_vec+6);\                        658       T v02 = *(m_vec+6);\
659       T v12 = *(m_vec+7);\                        659       T v12 = *(m_vec+7);\
660       T v22 = *(m_vec+8);\                        660       T v22 = *(m_vec+8);\
661       T cof_00 = v11 * v22 - v21 * v12;\          661       T cof_00 = v11 * v22 - v21 * v12;\
662       T cof_10 = v01 * v22 - v21 * v02;\          662       T cof_10 = v01 * v22 - v21 * v02;\
663       T cof_20 = v01 * v12 - v11 * v02;\          663       T cof_20 = v01 * v12 - v11 * v02;\
664       T det = (v00*cof_00-v10*cof_10+v20*cof_2    664       T det = (v00*cof_00-v10*cof_10+v20*cof_20);\
665       if(is_zero(det,a_prec,a_fabs)) return fa    665       if(is_zero(det,a_prec,a_fabs)) return false;\
666       T cof_01 = v10 * v22 - v20 * v12;\          666       T cof_01 = v10 * v22 - v20 * v12;\
667       T cof_11 = v00 * v22 - v20 * v02;\          667       T cof_11 = v00 * v22 - v20 * v02;\
668       T cof_21 = v00 * v12 - v10 * v02;\          668       T cof_21 = v00 * v12 - v10 * v02;\
669       T cof_02 = v10 * v21 - v20 * v11;\          669       T cof_02 = v10 * v21 - v20 * v11;\
670       T cof_12 = v00 * v21 - v20 * v01;\          670       T cof_12 = v00 * v21 - v20 * v01;\
671       T cof_22 = v00 * v11 - v10 * v01;\          671       T cof_22 = v00 * v11 - v10 * v01;\
672       a_res.set_value(0,0,cof_00/det);\           672       a_res.set_value(0,0,cof_00/det);\
673       a_res.set_value(1,0,minus_one()*cof_01/d    673       a_res.set_value(1,0,minus_one()*cof_01/det);\
674       a_res.set_value(2,0,cof_02/det);\           674       a_res.set_value(2,0,cof_02/det);\
675       a_res.set_value(0,1,minus_one()*cof_10/d    675       a_res.set_value(0,1,minus_one()*cof_10/det);\
676       a_res.set_value(1,1,cof_11/det);\           676       a_res.set_value(1,1,cof_11/det);\
677       a_res.set_value(2,1,minus_one()*cof_12/d    677       a_res.set_value(2,1,minus_one()*cof_12/det);\
678       a_res.set_value(0,2,cof_20/det);\           678       a_res.set_value(0,2,cof_20/det);\
679       a_res.set_value(1,2,minus_one()*cof_21/d    679       a_res.set_value(1,2,minus_one()*cof_21/det);\
680       a_res.set_value(2,2,cof_22/det);\           680       a_res.set_value(2,2,cof_22/det);\
681       return true;\                               681       return true;\
682     }\                                            682     }\
683   \                                               683   \
684     /*Generic invertion method.*/\                684     /*Generic invertion method.*/\
685   \                                               685   \
686     unsigned int rord = ord-1;\                   686     unsigned int rord = ord-1;\
687   \                                               687   \
688     /* Get det with r = 0;*/\                     688     /* Get det with r = 0;*/\
689     T det = zero();\                              689     T det = zero();\
690     T subdet;\                                    690     T subdet;\
691    {\                                             691    {\
692    {for(unsigned int i=0;i<rord;i++) {a_tmp_rs    692    {for(unsigned int i=0;i<rord;i++) {a_tmp_rs[i] = i+1;}}\
693     unsigned int r = 0;\                          693     unsigned int r = 0;\
694     /*if(r>=1) a_tmp_rs[r-1] = r-1;*/\            694     /*if(r>=1) a_tmp_rs[r-1] = r-1;*/\
695   \                                               695   \
696    {for(unsigned int i=0;i<rord;i++) {a_tmp_cs    696    {for(unsigned int i=0;i<rord;i++) {a_tmp_cs[i] = i+1;}}\
697     bool sg = true; /*r=0+c=0*/\                  697     bool sg = true; /*r=0+c=0*/\
698     for(unsigned int c=0;c<ord;c++) {\            698     for(unsigned int c=0;c<ord;c++) {\
699       if(c>=1) a_tmp_cs[c-1] = c-1;\              699       if(c>=1) a_tmp_cs[c-1] = c-1;\
700       subdet = sub_determinant_prec(rord,a_tmp    700       subdet = sub_determinant_prec(rord,a_tmp_rs,a_tmp_cs,a_prec,a_fabs);\
701       if(sg) {\                                   701       if(sg) {\
702         det += value(r,c) * subdet;\              702         det += value(r,c) * subdet;\
703         a_res.set_value(c,r,subdet);\             703         a_res.set_value(c,r,subdet);\
704         sg = false;\                              704         sg = false;\
705       } else {\                                   705       } else {\
706         det += value(r,c) * subdet * minus_one    706         det += value(r,c) * subdet * minus_one();\
707         a_res.set_value(c,r,subdet * minus_one    707         a_res.set_value(c,r,subdet * minus_one());\
708         sg = true;\                               708         sg = true;\
709       }\                                          709       }\
710     }}\                                           710     }}\
711 \                                                 711 \
712    if(is_zero(det,a_prec,a_fabs)) return false    712    if(is_zero(det,a_prec,a_fabs)) return false;\
713 \                                                 713 \
714    {for(unsigned int c=0;c<ord;c++) {\            714    {for(unsigned int c=0;c<ord;c++) {\
715       a_res.set_value(c,0,a_res.value(c,0)/det    715       a_res.set_value(c,0,a_res.value(c,0)/det);\
716     }}\                                           716     }}\
717   \                                               717   \
718    {for(unsigned int i=0;i<rord;i++) {a_tmp_rs    718    {for(unsigned int i=0;i<rord;i++) {a_tmp_rs[i] = i+1;}}\
719     bool sgr = false; /*r=1+c=0*/\                719     bool sgr = false; /*r=1+c=0*/\
720     for(unsigned int r=1;r<ord;r++) {\            720     for(unsigned int r=1;r<ord;r++) {\
721       if(r>=1) a_tmp_rs[r-1] = r-1;\              721       if(r>=1) a_tmp_rs[r-1] = r-1;\
722      {for(unsigned int i=0;i<rord;i++) {a_tmp_    722      {for(unsigned int i=0;i<rord;i++) {a_tmp_cs[i] = i+1;}}\
723       bool sg = sgr;\                             723       bool sg = sgr;\
724       for(unsigned int c=0;c<ord;c++) {\          724       for(unsigned int c=0;c<ord;c++) {\
725         if(c>=1) a_tmp_cs[c-1] = c-1;\            725         if(c>=1) a_tmp_cs[c-1] = c-1;\
726         subdet = sub_determinant_prec(rord,a_t    726         subdet = sub_determinant_prec(rord,a_tmp_rs,a_tmp_cs,a_prec,a_fabs);\
727         if(sg) {\                                 727         if(sg) {\
728           a_res.set_value(c,r,subdet/det);\       728           a_res.set_value(c,r,subdet/det);\
729           sg = false;\                            729           sg = false;\
730   } else {\                                       730   } else {\
731           a_res.set_value(c,r,(subdet * minus_    731           a_res.set_value(c,r,(subdet * minus_one())/det);\
732           sg = true;\                             732           sg = true;\
733   }\                                              733   }\
734       }\                                          734       }\
735       sgr = sgr?false:true;\                      735       sgr = sgr?false:true;\
736     }\                                            736     }\
737 \                                                 737 \
738     return true;\                                 738     return true;\
739   }\                                              739   }\
740 \                                                 740 \
741   template <class PREC>\                          741   template <class PREC>\
742   bool invert_prec(TOOLS_MAT_CLASS& a_res,cons    742   bool invert_prec(TOOLS_MAT_CLASS& a_res,const PREC& a_prec,PREC(*a_fabs)(const T&)) const {\
743     unsigned int ord = dimension();\              743     unsigned int ord = dimension();\
744     if(ord==0) return true;\                      744     if(ord==0) return true;\
745 \                                                 745 \
746     if(ord==1) {\                                 746     if(ord==1) {\
747       T det = value(0,0);\                        747       T det = value(0,0);\
748       if(is_zero(det,a_prec,a_fabs)) return fa    748       if(is_zero(det,a_prec,a_fabs)) return false;\
749       a_res.set_value(0,0,one()/det);\            749       a_res.set_value(0,0,one()/det);\
750       return true;\                               750       return true;\
751     } else if(ord==2) {\                          751     } else if(ord==2) {\
752       T v00 = *m_vec;\                            752       T v00 = *m_vec;\
753       T v10 = *(m_vec+1);\                        753       T v10 = *(m_vec+1);\
754       T v01 = *(m_vec+2);\                        754       T v01 = *(m_vec+2);\
755       T v11 = *(m_vec+3);\                        755       T v11 = *(m_vec+3);\
756       T det = (v00 * v11 - v10 * v01);\           756       T det = (v00 * v11 - v10 * v01);\
757       if(is_zero(det,a_prec,a_fabs)) return fa    757       if(is_zero(det,a_prec,a_fabs)) return false;\
758       a_res.set_value(0,0,v11/det);\              758       a_res.set_value(0,0,v11/det);\
759       a_res.set_value(1,1,v00/det);\              759       a_res.set_value(1,1,v00/det);\
760       a_res.set_value(0,1,minus_one()*v01/det)    760       a_res.set_value(0,1,minus_one()*v01/det);\
761       a_res.set_value(1,0,minus_one()*v10/det)    761       a_res.set_value(1,0,minus_one()*v10/det);\
762       return true;\                               762       return true;\
763     } else if(ord==3) {\                          763     } else if(ord==3) {\
764       /*   00 01 02 \                             764       /*   00 01 02 \
765            10 11 12 \                             765            10 11 12 \
766            20 21 22 \                             766            20 21 22 \
767       */\                                         767       */\
768       T v00 = *m_vec;\                            768       T v00 = *m_vec;\
769       T v10 = *(m_vec+1);\                        769       T v10 = *(m_vec+1);\
770       T v20 = *(m_vec+2);\                        770       T v20 = *(m_vec+2);\
771       T v01 = *(m_vec+3);\                        771       T v01 = *(m_vec+3);\
772       T v11 = *(m_vec+4);\                        772       T v11 = *(m_vec+4);\
773       T v21 = *(m_vec+5);\                        773       T v21 = *(m_vec+5);\
774       T v02 = *(m_vec+6);\                        774       T v02 = *(m_vec+6);\
775       T v12 = *(m_vec+7);\                        775       T v12 = *(m_vec+7);\
776       T v22 = *(m_vec+8);\                        776       T v22 = *(m_vec+8);\
777       T cof_00 = v11 * v22 - v21 * v12;\          777       T cof_00 = v11 * v22 - v21 * v12;\
778       T cof_10 = v01 * v22 - v21 * v02;\          778       T cof_10 = v01 * v22 - v21 * v02;\
779       T cof_20 = v01 * v12 - v11 * v02;\          779       T cof_20 = v01 * v12 - v11 * v02;\
780       T det = (v00*cof_00-v10*cof_10+v20*cof_2    780       T det = (v00*cof_00-v10*cof_10+v20*cof_20);\
781       if(is_zero(det,a_prec,a_fabs)) return fa    781       if(is_zero(det,a_prec,a_fabs)) return false;\
782       T cof_01 = v10 * v22 - v20 * v12;\          782       T cof_01 = v10 * v22 - v20 * v12;\
783       T cof_11 = v00 * v22 - v20 * v02;\          783       T cof_11 = v00 * v22 - v20 * v02;\
784       T cof_21 = v00 * v12 - v10 * v02;\          784       T cof_21 = v00 * v12 - v10 * v02;\
785       T cof_02 = v10 * v21 - v20 * v11;\          785       T cof_02 = v10 * v21 - v20 * v11;\
786       T cof_12 = v00 * v21 - v20 * v01;\          786       T cof_12 = v00 * v21 - v20 * v01;\
787       T cof_22 = v00 * v11 - v10 * v01;\          787       T cof_22 = v00 * v11 - v10 * v01;\
788       a_res.set_value(0,0,cof_00/det);\           788       a_res.set_value(0,0,cof_00/det);\
789       a_res.set_value(1,0,minus_one()*cof_01/d    789       a_res.set_value(1,0,minus_one()*cof_01/det);\
790       a_res.set_value(2,0,cof_02/det);\           790       a_res.set_value(2,0,cof_02/det);\
791       a_res.set_value(0,1,minus_one()*cof_10/d    791       a_res.set_value(0,1,minus_one()*cof_10/det);\
792       a_res.set_value(1,1,cof_11/det);\           792       a_res.set_value(1,1,cof_11/det);\
793       a_res.set_value(2,1,minus_one()*cof_12/d    793       a_res.set_value(2,1,minus_one()*cof_12/det);\
794       a_res.set_value(0,2,cof_20/det);\           794       a_res.set_value(0,2,cof_20/det);\
795       a_res.set_value(1,2,minus_one()*cof_21/d    795       a_res.set_value(1,2,minus_one()*cof_21/det);\
796       a_res.set_value(2,2,cof_22/det);\           796       a_res.set_value(2,2,cof_22/det);\
797       return true;\                               797       return true;\
798     }\                                            798     }\
799 \                                                 799 \
800     unsigned int rord = ord-1;\                   800     unsigned int rord = ord-1;\
801     unsigned int* cs = new unsigned int[rord];    801     unsigned int* cs = new unsigned int[rord];\
802     unsigned int* rs = new unsigned int[rord];    802     unsigned int* rs = new unsigned int[rord];\
803     bool status = invert_prec(a_res,rs,cs,a_pr    803     bool status = invert_prec(a_res,rs,cs,a_prec,a_fabs);\
804     delete [] cs;\                                804     delete [] cs;\
805     delete [] rs;\                                805     delete [] rs;\
806     return status;\                               806     return status;\
807   }\                                              807   }\
808 \                                                 808 \
809   bool invert(TOOLS_MAT_CLASS& a_res,unsigned     809   bool invert(TOOLS_MAT_CLASS& a_res,unsigned int a_tmp_rs[],unsigned int a_tmp_cs[]) const { /*[rord=dim-1]*/ \
810     return invert_prec<double>(a_res,a_tmp_rs,    810     return invert_prec<double>(a_res,a_tmp_rs,a_tmp_cs,0,zero_fabs);\
811   }\                                              811   }\
812 \                                                 812 \
813   bool invert(TOOLS_MAT_CLASS& a_res) const {\    813   bool invert(TOOLS_MAT_CLASS& a_res) const {\
814     return invert_prec<double>(a_res,0,zero_fa    814     return invert_prec<double>(a_res,0,zero_fabs);\
815   }\                                              815   }\
816 \                                                 816 \
817   void power(unsigned int a_n,TOOLS_MAT_CLASS&    817   void power(unsigned int a_n,TOOLS_MAT_CLASS& a_res) const {\
818     a_res.set_identity();\                        818     a_res.set_identity();\
819     T* _tmp = new T[dim2()];\                     819     T* _tmp = new T[dim2()];\
820     for(unsigned int i=0;i<a_n;i++) {\            820     for(unsigned int i=0;i<a_n;i++) {\
821       a_res._mul_mtx(m_vec,_tmp);\                821       a_res._mul_mtx(m_vec,_tmp);\
822     }\                                            822     }\
823     delete [] _tmp;\                              823     delete [] _tmp;\
824   }\                                              824   }\
825 \                                                 825 \
826   void exp(unsigned int a_le,TOOLS_MAT_CLASS&     826   void exp(unsigned int a_le,TOOLS_MAT_CLASS& a_res,TOOLS_MAT_CLASS& a_tmp,T a_tmp_2[]) const { /*OPTIMIZATION*/\
827     /* result = I + M + M**2/2! + M**3/3! + ..    827     /* result = I + M + M**2/2! + M**3/3! + .... */\
828     a_res.set_identity();\                        828     a_res.set_identity();\
829     a_tmp.set_identity();\                        829     a_tmp.set_identity();\
830     for(unsigned int i=1;i<=a_le;i++) {\          830     for(unsigned int i=1;i<=a_le;i++) {\
831       a_tmp._mul_mtx(m_vec,a_tmp_2);\             831       a_tmp._mul_mtx(m_vec,a_tmp_2);\
832       a_tmp.multiply(one()/T(i));\                832       a_tmp.multiply(one()/T(i));\
833       a_res += a_tmp;\                            833       a_res += a_tmp;\
834     }\                                            834     }\
835   }\                                              835   }\
836 \                                                 836 \
837   void exp(unsigned int a_le,TOOLS_MAT_CLASS&     837   void exp(unsigned int a_le,TOOLS_MAT_CLASS& a_res) const {\
838     /* result = I + M + M**2/2! + M**3/3! + ..    838     /* result = I + M + M**2/2! + M**3/3! + .... */\
839     TOOLS_MAT_CLASS tmp(*this);\                  839     TOOLS_MAT_CLASS tmp(*this);\
840     tmp.set_identity();\                          840     tmp.set_identity();\
841     T* tmp_2 = new T[dim2()];\                    841     T* tmp_2 = new T[dim2()];\
842     exp(a_le,a_res,tmp,tmp_2);\                   842     exp(a_le,a_res,tmp,tmp_2);\
843     delete [] tmp_2;\                             843     delete [] tmp_2;\
844   }\                                              844   }\
845 \                                                 845 \
846   void cosh(unsigned int a_le,TOOLS_MAT_CLASS&    846   void cosh(unsigned int a_le,TOOLS_MAT_CLASS& a_res) const {\
847     /* result = I + M**2/2! + M**4/4! + .... *    847     /* result = I + M**2/2! + M**4/4! + .... */\
848     a_res.set_identity();\                        848     a_res.set_identity();\
849     TOOLS_MAT_CLASS M_2(*this);\                  849     TOOLS_MAT_CLASS M_2(*this);\
850     M_2._mul_mtx(m_vec);\                         850     M_2._mul_mtx(m_vec);\
851     TOOLS_MAT_CLASS tmp(*this);\                  851     TOOLS_MAT_CLASS tmp(*this);\
852     tmp.set_identity();\                          852     tmp.set_identity();\
853     T* _tmp = new T[dim2()];\                     853     T* _tmp = new T[dim2()];\
854     for(unsigned int i=1;i<=a_le;i+=2) {\         854     for(unsigned int i=1;i<=a_le;i+=2) {\
855       tmp._mul_mtx(M_2.m_vec,_tmp);\              855       tmp._mul_mtx(M_2.m_vec,_tmp);\
856       tmp.multiply(one()/T(i+0)); \               856       tmp.multiply(one()/T(i+0)); \
857       tmp.multiply(one()/T(i+1)); \               857       tmp.multiply(one()/T(i+1)); \
858       a_res += tmp;\                              858       a_res += tmp;\
859     }\                                            859     }\
860     delete [] _tmp;\                              860     delete [] _tmp;\
861   }\                                              861   }\
862 \                                                 862 \
863   void sinh(unsigned int a_le,TOOLS_MAT_CLASS&    863   void sinh(unsigned int a_le,TOOLS_MAT_CLASS& a_res) const {\
864     /* result = M + M**3/3! + .... */\            864     /* result = M + M**3/3! + .... */\
865     a_res._copy(m_vec);\                          865     a_res._copy(m_vec);\
866     TOOLS_MAT_CLASS M_2(*this);\                  866     TOOLS_MAT_CLASS M_2(*this);\
867     M_2._mul_mtx(m_vec);\                         867     M_2._mul_mtx(m_vec);\
868     TOOLS_MAT_CLASS tmp(*this);\                  868     TOOLS_MAT_CLASS tmp(*this);\
869     tmp._copy(m_vec);\                            869     tmp._copy(m_vec);\
870     T* _tmp = new T[dim2()];\                     870     T* _tmp = new T[dim2()];\
871     for(unsigned int i=1;i<=a_le;i+=2) {\         871     for(unsigned int i=1;i<=a_le;i+=2) {\
872       tmp._mul_mtx(M_2.m_vec,_tmp);\              872       tmp._mul_mtx(M_2.m_vec,_tmp);\
873       tmp.multiply(one()/T(i+1)); \               873       tmp.multiply(one()/T(i+1)); \
874       tmp.multiply(one()/T(i+2)); \               874       tmp.multiply(one()/T(i+2)); \
875       a_res += tmp;\                              875       a_res += tmp;\
876     }\                                            876     }\
877     delete [] _tmp;\                              877     delete [] _tmp;\
878   }\                                              878   }\
879 \                                                 879 \
880   void log(unsigned int a_le,TOOLS_MAT_CLASS&     880   void log(unsigned int a_le,TOOLS_MAT_CLASS& a_res) const {\
881     /* result = (M-I) - (M-I)**2/2 + (M-I)**3/    881     /* result = (M-I) - (M-I)**2/2 + (M-I)**3/3 +... */\
882     /* WARNING : touchy, it may not converge !    882     /* WARNING : touchy, it may not converge ! */\
883     a_res.set_zero();\                            883     a_res.set_zero();\
884 \                                                 884 \
885     TOOLS_MAT_CLASS M_I;\                         885     TOOLS_MAT_CLASS M_I;\
886     M_I.set_identity();\                          886     M_I.set_identity();\
887     M_I.multiply(minus_one());\                   887     M_I.multiply(minus_one());\
888     M_I._add_mtx(m_vec);\                         888     M_I._add_mtx(m_vec);\
889 \                                                 889 \
890     TOOLS_MAT_CLASS M_Ip(M_I);\                   890     TOOLS_MAT_CLASS M_Ip(M_I);\
891     T fact = minus_one();\                        891     T fact = minus_one();\
892 \                                                 892 \
893     TOOLS_MAT_CLASS tmp;\                         893     TOOLS_MAT_CLASS tmp;\
894 \                                                 894 \
895     T* _tmp = new T[dim2()];\                     895     T* _tmp = new T[dim2()];\
896     for(unsigned int i=0;i<=a_le;i++) {\          896     for(unsigned int i=0;i<=a_le;i++) {\
897       fact *= minus_one();      \                 897       fact *= minus_one();      \
898       tmp = M_Ip;\                                898       tmp = M_Ip;\
899       tmp.multiply(fact/T(i+1)); \                899       tmp.multiply(fact/T(i+1)); \
900       a_res += tmp;\                              900       a_res += tmp;\
901       M_Ip._mul_mtx(M_I.m_vec,_tmp);\             901       M_Ip._mul_mtx(M_I.m_vec,_tmp);\
902     }\                                            902     }\
903     delete [] _tmp;\                              903     delete [] _tmp;\
904   }\                                              904   }\
905 \                                                 905 \
906   void omega(unsigned int a_le,TOOLS_MAT_CLASS    906   void omega(unsigned int a_le,TOOLS_MAT_CLASS& a_res,TOOLS_MAT_CLASS& a_tmp,T a_tmp_2[]) const { /*OPTIMIZATION*/\
907     /* result = I + M/2! + M**2/3! + M**3/4! +    907     /* result = I + M/2! + M**2/3! + M**3/4! + .... */\
908     a_res.set_identity();\                        908     a_res.set_identity();\
909     a_tmp.set_identity();\                        909     a_tmp.set_identity();\
910     for(unsigned int i=1;i<=a_le;i++) {\          910     for(unsigned int i=1;i<=a_le;i++) {\
911       a_tmp._mul_mtx(m_vec,a_tmp_2);\             911       a_tmp._mul_mtx(m_vec,a_tmp_2);\
912       a_tmp.multiply(one()/T(i+1));\              912       a_tmp.multiply(one()/T(i+1));\
913       a_res += a_tmp;\                            913       a_res += a_tmp;\
914     }\                                            914     }\
915   }\                                              915   }\
916 \                                                 916 \
917   void omega(unsigned int a_le,TOOLS_MAT_CLASS    917   void omega(unsigned int a_le,TOOLS_MAT_CLASS& a_res) const {\
918     /* result = I + M/2! + M**2/3! + M**3/4! +    918     /* result = I + M/2! + M**2/3! + M**3/4! + .... */\
919     TOOLS_MAT_CLASS tmp(*this);\                  919     TOOLS_MAT_CLASS tmp(*this);\
920     tmp.set_identity();\                          920     tmp.set_identity();\
921     T* tmp_2 = new T[dim2()];\                    921     T* tmp_2 = new T[dim2()];\
922     omega(a_le,a_res,tmp,tmp_2);\                 922     omega(a_le,a_res,tmp,tmp_2);\
923     delete [] tmp_2;\                             923     delete [] tmp_2;\
924   }\                                              924   }\
925 \                                                 925 \
926   template <class MAT>\                           926   template <class MAT>\
927   bool copy(const MAT& a_from) {\                 927   bool copy(const MAT& a_from) {\
928     /*for exa from a double matrix to a symbol    928     /*for exa from a double matrix to a symbol matrix*/\
929     unsigned int _D = dimension();\               929     unsigned int _D = dimension();\
930     if(a_from.dimension()!=_D) return false;\     930     if(a_from.dimension()!=_D) return false;\
931     for(unsigned int r=0;r<_D;r++) {\             931     for(unsigned int r=0;r<_D;r++) {\
932       for(unsigned int c=0;c<_D;c++) {\           932       for(unsigned int c=0;c<_D;c++) {\
933         set_value(r,c,a_from.value(r,c));\        933         set_value(r,c,a_from.value(r,c));\
934       }\                                          934       }\
935     }\                                            935     }\
936     return true;\                                 936     return true;\
937   }\                                              937   }\
938 public: /*operators*/\                            938 public: /*operators*/\
939   T operator()(unsigned int a_r,unsigned int a    939   T operator()(unsigned int a_r,unsigned int a_c) const {\
940     /*WARNING : no check on a_r,a_c.*/\           940     /*WARNING : no check on a_r,a_c.*/\
941     return m_vec[a_r + a_c * dimension()];\       941     return m_vec[a_r + a_c * dimension()];\
942   }\                                              942   }\
943 \                                                 943 \
944   T& operator[](size_t a_index) { /*for tools/ << 944   T& operator[](size_t a_index) { /*for inlib/sg/sf_vec*/\
945     /*WARNING : no check on a_index.*/\           945     /*WARNING : no check on a_index.*/\
946     return m_vec[a_index];\                       946     return m_vec[a_index];\
947   }\                                              947   }\
948   const T& operator[](size_t a_index) const {\    948   const T& operator[](size_t a_index) const {\
949     /*WARNING : no check on a_index.*/\           949     /*WARNING : no check on a_index.*/\
950     return m_vec[a_index];\                       950     return m_vec[a_index];\
951   }\                                              951   }\
952   bool operator==(const TOOLS_MAT_CLASS& a_arr    952   bool operator==(const TOOLS_MAT_CLASS& a_array) const {\
953     return equal(a_array);\                       953     return equal(a_array);\
954   }\                                              954   }\
955   bool operator!=(const TOOLS_MAT_CLASS& a_arr    955   bool operator!=(const TOOLS_MAT_CLASS& a_array) const {\
956     return !operator==(a_array);\                 956     return !operator==(a_array);\
957   }\                                              957   }\
958   TOOLS_MAT_CLASS& operator*=(const TOOLS_MAT_    958   TOOLS_MAT_CLASS& operator*=(const TOOLS_MAT_CLASS& a_m) {\
959     _mul_mtx(a_m.m_vec);\                         959     _mul_mtx(a_m.m_vec);\
960     return *this;\                                960     return *this;\
961   }\                                              961   }\
962   TOOLS_MAT_CLASS& operator+=(const TOOLS_MAT_    962   TOOLS_MAT_CLASS& operator+=(const TOOLS_MAT_CLASS& a_m) {\
963     _add_mtx(a_m.m_vec);\                         963     _add_mtx(a_m.m_vec);\
964     return *this;\                                964     return *this;\
965   }\                                              965   }\
966   TOOLS_MAT_CLASS& operator-=(const TOOLS_MAT_    966   TOOLS_MAT_CLASS& operator-=(const TOOLS_MAT_CLASS& a_m) {\
967     _sub_mtx(a_m.m_vec);\                         967     _sub_mtx(a_m.m_vec);\
968     return *this;\                                968     return *this;\
969   }\                                              969   }\
970   TOOLS_MAT_CLASS& operator*=(const T& a_fac)     970   TOOLS_MAT_CLASS& operator*=(const T& a_fac) {\
971     for(unsigned int i=0;i<dim2();i++) m_vec[i    971     for(unsigned int i=0;i<dim2();i++) m_vec[i] *= a_fac;\
972     return *this;\                                972     return *this;\
973   }\                                              973   }\
974 \                                                 974 \
975   TOOLS_MAT_CLASS operator*(const T& a_fac) {\    975   TOOLS_MAT_CLASS operator*(const T& a_fac) {\
976     TOOLS_MAT_CLASS res;\                         976     TOOLS_MAT_CLASS res;\
977     res.operator*=(a_fac);\                       977     res.operator*=(a_fac);\
978     return res;\                                  978     return res;\
979   }\                                              979   }\
980 protected:\                                       980 protected:\
981   void _copy(const T a_m[]) {\                    981   void _copy(const T a_m[]) {\
982     T* tp = (T*)m_vec;T* ap = (T*)a_m;\           982     T* tp = (T*)m_vec;T* ap = (T*)a_m;\
983     for(unsigned int i=0;i<dim2();i++,tp++,ap+    983     for(unsigned int i=0;i<dim2();i++,tp++,ap++) *tp = *ap;\
984    /*{for(unsigned int i=0;i<dim2();i++) m_vec    984    /*{for(unsigned int i=0;i<dim2();i++) m_vec[i] = a_m[i];}*/\
985    /* memcpy does not work with std::complex<> << 985    /* memcpy does not work with std::complex<> and mat<symbol,4> see inlib/tests/symbolic.cpp */\
986     /*vec_copy(m_vec,a_m,dim2());*/\              986     /*vec_copy(m_vec,a_m,dim2());*/\
987   }\                                              987   }\
988 \                                                 988 \
989   void _add_mtx(const T a_m[]) {  /* this = th    989   void _add_mtx(const T a_m[]) {  /* this = this + a_m, */\
990     T* tp = (T*)m_vec;T* ap = (T*)a_m;\           990     T* tp = (T*)m_vec;T* ap = (T*)a_m;\
991     for(unsigned int i=0;i<dim2();i++,tp++,ap+    991     for(unsigned int i=0;i<dim2();i++,tp++,ap++) *tp += *ap;\
992     /*for(unsigned int i=0;i<dim2();i++) m_vec    992     /*for(unsigned int i=0;i<dim2();i++) m_vec[i] += a_m[i];*/\
993     /*vec_add(m_vec,a_m,m_vec,dim2());*/\         993     /*vec_add(m_vec,a_m,m_vec,dim2());*/\
994   }\                                              994   }\
995   void _sub_mtx(const T a_m[]) {  /* this = th    995   void _sub_mtx(const T a_m[]) {  /* this = this - a_m, */\
996     T* tp = (T*)m_vec;T* ap = (T*)a_m;\           996     T* tp = (T*)m_vec;T* ap = (T*)a_m;\
997     for(unsigned int i=0;i<dim2();i++,tp++,ap+    997     for(unsigned int i=0;i<dim2();i++,tp++,ap++) *tp -= *ap;\
998     /*for(unsigned int i=0;i<dim2();i++) m_vec    998     /*for(unsigned int i=0;i<dim2();i++) m_vec[i] -= a_m[i];*/\
999     /*vec_sub(m_vec,a_m,m_vec,dim2());*/\         999     /*vec_sub(m_vec,a_m,m_vec,dim2());*/\
1000   }\                                             1000   }\
1001 \                                                1001 \
1002 /*\                                              1002 /*\
1003   void _mul_mtx(const T a_m[],T a_tmp[]) {\      1003   void _mul_mtx(const T a_m[],T a_tmp[]) {\
1004     unsigned int ord = dimension();\             1004     unsigned int ord = dimension();\
1005     for(unsigned int r=0;r<ord;r++) {\           1005     for(unsigned int r=0;r<ord;r++) {\
1006       for(unsigned int c=0;c<ord;c++) {\         1006       for(unsigned int c=0;c<ord;c++) {\
1007         T _value = zero();\                      1007         T _value = zero();\
1008         for(unsigned int i=0;i<ord;i++) {\       1008         for(unsigned int i=0;i<ord;i++) {\
1009           _value += (*(m_vec+r+i*ord)) * (*(a    1009           _value += (*(m_vec+r+i*ord)) * (*(a_m+i+c*ord)); //optimize.\
1010         }\                                       1010         }\
1011         *(a_tmp+r+c*ord) = _value;\              1011         *(a_tmp+r+c*ord) = _value;\
1012       }\                                         1012       }\
1013     }\                                           1013     }\
1014     _copy(a_tmp);\                               1014     _copy(a_tmp);\
1015   }\                                             1015   }\
1016 */\                                              1016 */\
1017   void _mul_mtx(const T a_m[],T a_tmp[]) { /*    1017   void _mul_mtx(const T a_m[],T a_tmp[]) { /*OPTIMIZATION*/\
1018     /* this = this * a_m */\                     1018     /* this = this * a_m */\
1019     typedef T* Tp;\                              1019     typedef T* Tp;\
1020     Tp tpos,ttpos,rpos,apos,mpos,aapos;\         1020     Tp tpos,ttpos,rpos,apos,mpos,aapos;\
1021     T _value;\                                   1021     T _value;\
1022     unsigned int r,c,i;\                         1022     unsigned int r,c,i;\
1023 \                                                1023 \
1024     unsigned int _D = dimension();\              1024     unsigned int _D = dimension();\
1025 \                                                1025 \
1026     tpos = a_tmp;\                               1026     tpos = a_tmp;\
1027     for(r=0;r<_D;r++,tpos++) {\                  1027     for(r=0;r<_D;r++,tpos++) {\
1028       ttpos = tpos;\                             1028       ttpos = tpos;\
1029       rpos = m_vec+r;\                           1029       rpos = m_vec+r;\
1030       apos = (T*)a_m;\                           1030       apos = (T*)a_m;\
1031       for(c=0;c<_D;c++,ttpos+=_D,apos+=_D) {\    1031       for(c=0;c<_D;c++,ttpos+=_D,apos+=_D) {\
1032         _value = zero();\                        1032         _value = zero();\
1033         mpos = rpos;\                            1033         mpos = rpos;\
1034         aapos = apos;\                           1034         aapos = apos;\
1035         for(i=0;i<_D;i++,mpos+=_D,aapos++) _v    1035         for(i=0;i<_D;i++,mpos+=_D,aapos++) _value += (*mpos) * (*aapos);\
1036         *ttpos = _value;\                        1036         *ttpos = _value;\
1037       }\                                         1037       }\
1038     }\                                           1038     }\
1039     _copy(a_tmp);\                               1039     _copy(a_tmp);\
1040   }\                                             1040   }\
1041 \                                                1041 \
1042   void _mul_mtx(const T a_m[]) {\                1042   void _mul_mtx(const T a_m[]) {\
1043     T* _tmp = new T[dim2()];\                    1043     T* _tmp = new T[dim2()];\
1044     _mul_mtx(a_m,_tmp);\                         1044     _mul_mtx(a_m,_tmp);\
1045     delete [] _tmp;\                             1045     delete [] _tmp;\
1046   }\                                             1046   }\
1047 \                                                1047 \
1048   void _left_mul_mtx(const T a_m[]) {\           1048   void _left_mul_mtx(const T a_m[]) {\
1049     /* this = a_m * this */\                     1049     /* this = a_m * this */\
1050     unsigned int _D = dimension();\              1050     unsigned int _D = dimension();\
1051     T* _tmp = new T[dim2()];\                    1051     T* _tmp = new T[dim2()];\
1052     for(unsigned int r=0;r<_D;r++) {\            1052     for(unsigned int r=0;r<_D;r++) {\
1053       for(unsigned int c=0;c<_D;c++) {\          1053       for(unsigned int c=0;c<_D;c++) {\
1054         T _value = zero();\                      1054         T _value = zero();\
1055         for(unsigned int i=0;i<_D;i++) {\        1055         for(unsigned int i=0;i<_D;i++) {\
1056           _value += (*(a_m+r+i*_D)) * (*(m_ve    1056           _value += (*(a_m+r+i*_D)) * (*(m_vec+i+c*_D)); /*optimize.*/\
1057         }\                                       1057         }\
1058         *(_tmp+r+c*_D) = _value;\                1058         *(_tmp+r+c*_D) = _value;\
1059       }\                                         1059       }\
1060     }\                                           1060     }\
1061     _copy(_tmp);\                                1061     _copy(_tmp);\
1062     delete [] _tmp;\                             1062     delete [] _tmp;\
1063   }\                                             1063   }\
1064 \                                                1064 \
1065   template <class PREC>\                         1065   template <class PREC>\
1066   T sub_determinant_prec(unsigned int a_ord,u    1066   T sub_determinant_prec(unsigned int a_ord,unsigned int aRs[],unsigned int aCs[],\
1067                          const PREC& a_prec,P    1067                          const PREC& a_prec,PREC(*a_fabs)(const T&)) const {\
1068     /*WARNING : to optimize, we do not check     1068     /*WARNING : to optimize, we do not check the content of aRs, aCs.*/\
1069     unsigned int ord = a_ord;\                   1069     unsigned int ord = a_ord;\
1070     if(ord==0) return zero();\                   1070     if(ord==0) return zero();\
1071     else if(ord==1) return value(aRs[0],aCs[0    1071     else if(ord==1) return value(aRs[0],aCs[0]);\
1072     else if(ord==2) {\                           1072     else if(ord==2) {\
1073       /*return (value(aRs[0],aCs[0]) * value(    1073       /*return (value(aRs[0],aCs[0]) * value(aRs[1],aCs[1]) -\
1074                value(aRs[1],aCs[0]) * value(a    1074                value(aRs[1],aCs[0]) * value(aRs[0],aCs[1])); \
1075       Optimize the upper :*/\                    1075       Optimize the upper :*/\
1076 \                                                1076 \
1077       unsigned int _ord = dimension();\          1077       unsigned int _ord = dimension();\
1078 \                                                1078 \
1079       return ( (*(m_vec+aRs[0]+aCs[0]*_ord))     1079       return ( (*(m_vec+aRs[0]+aCs[0]*_ord)) * (*(m_vec+aRs[1]+aCs[1]*_ord)) -\
1080                (*(m_vec+aRs[1]+aCs[0]*_ord))     1080                (*(m_vec+aRs[1]+aCs[0]*_ord)) * (*(m_vec+aRs[0]+aCs[1]*_ord)) );\
1081 \                                                1081 \
1082     } else if(ord==3) {\                         1082     } else if(ord==3) {\
1083       /*   00 01 02 \                            1083       /*   00 01 02 \
1084            10 11 12 \                            1084            10 11 12 \
1085            20 21 22 \                            1085            20 21 22 \
1086       */\                                        1086       */\
1087       unsigned int _ord = dimension();\          1087       unsigned int _ord = dimension();\
1088 \                                                1088 \
1089       T v00 = *(m_vec+aRs[0]+aCs[0]*_ord);\      1089       T v00 = *(m_vec+aRs[0]+aCs[0]*_ord);\
1090       T v10 = *(m_vec+aRs[1]+aCs[0]*_ord);\      1090       T v10 = *(m_vec+aRs[1]+aCs[0]*_ord);\
1091       T v20 = *(m_vec+aRs[2]+aCs[0]*_ord);\      1091       T v20 = *(m_vec+aRs[2]+aCs[0]*_ord);\
1092       T v01 = *(m_vec+aRs[0]+aCs[1]*_ord);\      1092       T v01 = *(m_vec+aRs[0]+aCs[1]*_ord);\
1093       T v11 = *(m_vec+aRs[1]+aCs[1]*_ord);\      1093       T v11 = *(m_vec+aRs[1]+aCs[1]*_ord);\
1094       T v21 = *(m_vec+aRs[2]+aCs[1]*_ord);\      1094       T v21 = *(m_vec+aRs[2]+aCs[1]*_ord);\
1095       T v02 = *(m_vec+aRs[0]+aCs[2]*_ord);\      1095       T v02 = *(m_vec+aRs[0]+aCs[2]*_ord);\
1096       T v12 = *(m_vec+aRs[1]+aCs[2]*_ord);\      1096       T v12 = *(m_vec+aRs[1]+aCs[2]*_ord);\
1097       T v22 = *(m_vec+aRs[2]+aCs[2]*_ord);\      1097       T v22 = *(m_vec+aRs[2]+aCs[2]*_ord);\
1098       T cof_00 = v11 * v22 - v21 * v12;\         1098       T cof_00 = v11 * v22 - v21 * v12;\
1099       T cof_10 = v01 * v22 - v21 * v02;\         1099       T cof_10 = v01 * v22 - v21 * v02;\
1100       T cof_20 = v01 * v12 - v11 * v02;\         1100       T cof_20 = v01 * v12 - v11 * v02;\
1101       return (v00*cof_00-v10*cof_10+v20*cof_2    1101       return (v00*cof_00-v10*cof_10+v20*cof_20);\
1102     }\                                           1102     }\
1103 \                                                1103 \
1104     unsigned int rord = ord-1;\                  1104     unsigned int rord = ord-1;\
1105     unsigned int* cs = new unsigned int[rord]    1105     unsigned int* cs = new unsigned int[rord];\
1106     unsigned int* rs = new unsigned int[rord]    1106     unsigned int* rs = new unsigned int[rord];\
1107 \                                                1107 \
1108     T v_rc;\                                     1108     T v_rc;\
1109 \                                                1109 \
1110     T det = zero();\                             1110     T det = zero();\
1111    {for(unsigned int i=0;i<rord;i++) {cs[i] =    1111    {for(unsigned int i=0;i<rord;i++) {cs[i] = aCs[i+1];}}\
1112     unsigned int c = 0;\                         1112     unsigned int c = 0;\
1113     /*if(c>=1) cs[c-1] = c-1;*/\                 1113     /*if(c>=1) cs[c-1] = c-1;*/\
1114 \                                                1114 \
1115    {for(unsigned int i=0;i<rord;i++) {rs[i] =    1115    {for(unsigned int i=0;i<rord;i++) {rs[i] = aRs[i+1];}}\
1116     bool sg = true; /*c=0+r=0*/\                 1116     bool sg = true; /*c=0+r=0*/\
1117     for(unsigned int r=0;r<ord;r++) {\           1117     for(unsigned int r=0;r<ord;r++) {\
1118       if(r>=1) rs[r-1] = aRs[r-1];\              1118       if(r>=1) rs[r-1] = aRs[r-1];\
1119       v_rc = value(aRs[r],aCs[c]);\              1119       v_rc = value(aRs[r],aCs[c]);\
1120       if(!is_zero(v_rc,a_prec,a_fabs)) {\        1120       if(!is_zero(v_rc,a_prec,a_fabs)) {\
1121         T subdet = sub_determinant_prec(rord,    1121         T subdet = sub_determinant_prec(rord,rs,cs,a_prec,a_fabs);\
1122         if(sg)\                                  1122         if(sg)\
1123           det += v_rc * subdet;\                 1123           det += v_rc * subdet;\
1124         else\                                    1124         else\
1125           det -= v_rc * subdet;\                 1125           det -= v_rc * subdet;\
1126       }\                                         1126       }\
1127       sg = sg?false:true;\                       1127       sg = sg?false:true;\
1128     }\                                           1128     }\
1129 \                                                1129 \
1130     delete [] cs;\                               1130     delete [] cs;\
1131     delete [] rs;\                               1131     delete [] rs;\
1132 \                                                1132 \
1133     return det;\                                 1133     return det;\
1134   }\                                             1134   }\
1135 \                                                1135 \
1136   static double zero_fabs(const T& a_number)     1136   static double zero_fabs(const T& a_number) {return a_number==zero()?0:1000000;}
1137                                                  1137 
1138 #endif                                           1138 #endif