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25 // 25 //
26 // G4AnalyticalPolSolver class implementation <<
27 // 26 //
28 // Author: V.Grichine, 24.04.97 << 27 // $Id: G4AnalyticalPolSolver.cc,v 1.7 2007/11/13 17:35:06 gcosmo Exp $
29 // ------------------------------------------- << 28 // GEANT4 tag $Name: geant4-09-01 $
>> 29 //
30 30
31 #include "globals.hh" << 31 #include "globals.hh"
32 #include <complex> << 32 #include <complex>
33 33
34 #include "G4AnalyticalPolSolver.hh" 34 #include "G4AnalyticalPolSolver.hh"
35 35
36 ////////////////////////////////////////////// 36 //////////////////////////////////////////////////////////////////////////////
37 37
38 G4AnalyticalPolSolver::G4AnalyticalPolSolver() << 38 G4AnalyticalPolSolver::G4AnalyticalPolSolver() {;}
39 39
40 ////////////////////////////////////////////// 40 //////////////////////////////////////////////////////////////////////////////
41 41
42 G4AnalyticalPolSolver::~G4AnalyticalPolSolver( << 42 G4AnalyticalPolSolver::~G4AnalyticalPolSolver() {;}
43 43
44 ////////////////////////////////////////////// 44 //////////////////////////////////////////////////////////////////////////////
45 // 45 //
46 // Array r[3][5] p[5] 46 // Array r[3][5] p[5]
47 // Roots of poly p[0] x^2 + p[1] x+p[2]=0 47 // Roots of poly p[0] x^2 + p[1] x+p[2]=0
48 // 48 //
49 // x = r[1][k] + i r[2][k]; k = 1, 2 49 // x = r[1][k] + i r[2][k]; k = 1, 2
50 50
51 G4int G4AnalyticalPolSolver::QuadRoots(G4doubl << 51 G4int G4AnalyticalPolSolver::QuadRoots( G4double p[5], G4double r[3][5] )
52 { 52 {
53 G4double b, c, d2, d; 53 G4double b, c, d2, d;
54 54
55 b = -p[1] / p[0] / 2.; << 55 b = -p[1]/p[0]/2.;
56 c = p[2] / p[0]; << 56 c = p[2]/p[0];
57 d2 = b * b - c; << 57 d2 = b*b - c;
58 << 58
59 if(d2 >= 0.) << 59 if( d2 >= 0. )
60 { 60 {
61 d = std::sqrt(d2); 61 d = std::sqrt(d2);
62 r[1][1] = b - d; << 62 r[1][1] = b - d;
63 r[1][2] = b + d; << 63 r[1][2] = b + d;
64 r[2][1] = 0.; << 64 r[2][1] = 0.;
65 r[2][2] = 0.; 65 r[2][2] = 0.;
66 } 66 }
67 else 67 else
68 { 68 {
69 d = std::sqrt(-d2); 69 d = std::sqrt(-d2);
70 r[2][1] = d; << 70 r[2][1] = d;
71 r[2][2] = -d; 71 r[2][2] = -d;
72 r[1][1] = b; << 72 r[1][1] = b;
73 r[1][2] = b; << 73 r[1][2] = b;
74 } 74 }
75 75
76 return 2; 76 return 2;
77 } 77 }
78 78
79 ////////////////////////////////////////////// 79 //////////////////////////////////////////////////////////////////////////////
80 // 80 //
81 // Array r[3][5] p[5] 81 // Array r[3][5] p[5]
82 // Roots of poly p[0] x^3 + p[1] x^2...+p[3]=0 82 // Roots of poly p[0] x^3 + p[1] x^2...+p[3]=0
83 // x=r[1][k] + i r[2][k] k=1,...,3 83 // x=r[1][k] + i r[2][k] k=1,...,3
84 // Assumes 0<arctan(x)<pi/2 for x>0 84 // Assumes 0<arctan(x)<pi/2 for x>0
85 85
86 G4int G4AnalyticalPolSolver::CubicRoots(G4doub << 86 G4int G4AnalyticalPolSolver::CubicRoots( G4double p[5], G4double r[3][5] )
87 { 87 {
88 G4double x, t, b, c, d; << 88 G4double x,t,b,c,d;
89 G4int k; 89 G4int k;
90 90
91 if(p[0] != 1.) << 91 if( p[0] != 1. )
92 { 92 {
93 for(k = 1; k < 4; k++) << 93 for(k = 1; k < 4; k++ ) { p[k] = p[k]/p[0]; }
94 { <<
95 p[k] = p[k] / p[0]; <<
96 } <<
97 p[0] = 1.; 94 p[0] = 1.;
98 } 95 }
99 x = p[1] / 3.0; << 96 x = p[1]/3.0;
100 t = x * p[1]; << 97 t = x*p[1];
101 b = 0.5 * (x * (t / 1.5 - p[2]) + p[3]); << 98 b = 0.5*( x*( t/1.5 - p[2] ) + p[3] );
102 t = (t - p[2]) / 3.0; << 99 t = ( t - p[2] )/3.0;
103 c = t * t * t; << 100 c = t*t*t;
104 d = b * b - c; << 101 d = b*b - c;
105 102
106 if(d >= 0.) << 103 if( d >= 0. )
107 { 104 {
108 d = std::pow((std::sqrt(d) + std::fabs(b)) << 105 d = std::pow( (std::sqrt(d) + std::fabs(b) ), 1.0/3.0 );
109 << 106
110 if(d != 0.) << 107 if( d != 0. )
111 { 108 {
112 if(b > 0.) << 109 if( b > 0. ) { b = -d; }
113 { << 110 else { b = d; }
114 b = -d; << 111 c = t/b;
115 } <<
116 else <<
117 { <<
118 b = d; <<
119 } <<
120 c = t / b; <<
121 } 112 }
122 d = std::sqrt(0.75) * (b - c); << 113 d = std::sqrt(0.75)*(b - c);
123 r[2][2] = d; << 114 r[2][2] = d;
124 b = b + c; << 115 b = b + c;
125 c = -0.5 * b - x; << 116 c = -0.5*b-x;
126 r[1][2] = c; << 117 r[1][2] = c;
127 << 118
128 if((b > 0. && x <= 0.) || (b < 0. && x > 0 << 119 if( ( b > 0. && x <= 0. ) || ( b < 0. && x > 0. ) )
129 { << 120 {
130 r[1][1] = c; << 121 r[1][1] = c;
131 r[2][1] = -d; << 122 r[2][1] = -d;
132 r[1][3] = b - x; << 123 r[1][3] = b - x;
133 r[2][3] = 0; << 124 r[2][3] = 0;
134 } 125 }
135 else 126 else
136 { 127 {
137 r[1][1] = b - x; << 128 r[1][1] = b - x;
138 r[2][1] = 0.; << 129 r[2][1] = 0.;
139 r[1][3] = c; << 130 r[1][3] = c;
140 r[2][3] = -d; << 131 r[2][3] = -d;
141 } 132 }
142 } // end of 2 equal or complex roots << 133 } // end of 2 equal or complex roots
143 else 134 else
144 { 135 {
145 if(b == 0.) << 136 if( b == 0. ) { d = std::atan(1.0)/1.5; }
146 { << 137 else { d = std::atan( std::sqrt(-d)/std::fabs(b) )/3.0; }
147 d = std::atan(1.0) / 1.5; <<
148 } <<
149 else <<
150 { <<
151 d = std::atan(std::sqrt(-d) / std::fabs( <<
152 } <<
153 138
154 if(b < 0.) << 139 if( b < 0. ) { b = std::sqrt(t)*2.0; }
155 { << 140 else { b = -2.0*std::sqrt(t); }
156 b = std::sqrt(t) * 2.0; <<
157 } <<
158 else <<
159 { <<
160 b = -2.0 * std::sqrt(t); <<
161 } <<
162 141
163 c = std::cos(d) * b; << 142 c = std::cos(d)*b;
164 t = -std::sqrt(0.75) * std::sin(d) * b - 0 << 143 t = -std::sqrt(0.75)*std::sin(d)*b - 0.5*c;
165 d = -t - c - x; << 144 d = -t - c - x;
166 c = c - x; << 145 c = c - x;
167 t = t - x; << 146 t = t - x;
168 147
169 if(std::fabs(c) > std::fabs(t)) << 148 if( std::fabs(c) > std::fabs(t) ) { r[1][3] = c; }
170 { <<
171 r[1][3] = c; <<
172 } <<
173 else 149 else
174 { 150 {
175 r[1][3] = t; << 151 r[1][3] = t;
176 t = c; 152 t = c;
177 } 153 }
178 if(std::fabs(d) > std::fabs(t)) << 154 if( std::fabs(d) > std::fabs(t) ) { r[1][2] = d; }
179 { <<
180 r[1][2] = d; <<
181 } <<
182 else 155 else
183 { 156 {
184 r[1][2] = t; << 157 r[1][2] = t;
185 t = d; 158 t = d;
186 } 159 }
187 r[1][1] = t; 160 r[1][1] = t;
188 161
189 for(k = 1; k < 4; k++) << 162 for(k = 1; k < 4; k++ ) { r[2][k] = 0.; }
190 { <<
191 r[2][k] = 0.; <<
192 } <<
193 } 163 }
194 return 0; 164 return 0;
195 } 165 }
196 166
197 ////////////////////////////////////////////// 167 //////////////////////////////////////////////////////////////////////////////
198 // 168 //
199 // Array r[3][5] p[5] 169 // Array r[3][5] p[5]
200 // Roots of poly p[0] x^4 + p[1] x^3...+p[4]=0 170 // Roots of poly p[0] x^4 + p[1] x^3...+p[4]=0
201 // x=r[1][k] + i r[2][k] k=1,...,4 171 // x=r[1][k] + i r[2][k] k=1,...,4
202 172
203 G4int G4AnalyticalPolSolver::BiquadRoots(G4dou << 173 G4int G4AnalyticalPolSolver::BiquadRoots( G4double p[5], G4double r[3][5] )
204 { 174 {
205 G4double a, b, c, d, e; 175 G4double a, b, c, d, e;
206 G4int i, k, j; << 176 G4int i, k, j, noRoots;
207 177
208 if(p[0] != 1.0) 178 if(p[0] != 1.0)
209 { 179 {
210 for(k = 1; k < 5; k++) << 180 for( k = 1; k < 5; k++) { p[k] = p[k]/p[0]; }
211 { <<
212 p[k] = p[k] / p[0]; <<
213 } <<
214 p[0] = 1.; 181 p[0] = 1.;
215 } 182 }
216 e = 0.25 * p[1]; << 183 e = 0.25*p[1];
217 b = 2 * e; << 184 b = 2*e;
218 c = b * b; << 185 c = b*b;
219 d = 0.75 * c; << 186 d = 0.75*c;
220 b = p[3] + b * (c - p[2]); << 187 b = p[3] + b*( c - p[2] );
221 a = p[2] - d; 188 a = p[2] - d;
222 c = p[4] + e * (e * a - p[3]); << 189 c = p[4] + e*( e*a - p[3] );
223 a = a - d; 190 a = a - d;
224 191
225 p[1] = 0.5 * a; << 192 p[1] = 0.5*a;
226 p[2] = (p[1] * p[1] - c) * 0.25; << 193 p[2] = (p[1]*p[1]-c)*0.25;
227 p[3] = b * b / (-64.0); << 194 p[3] = b*b/(-64.0);
228 195
229 if(p[3] < 0.) << 196 if( p[3] < 0. )
230 { 197 {
231 CubicRoots(p, r); << 198 noRoots = CubicRoots(p,r);
232 199
233 for(k = 1; k < 4; k++) << 200 for( k = 1; k < 4; k++ )
234 { 201 {
235 if(r[2][k] == 0. && r[1][k] > 0) << 202 if( r[2][k] == 0. && r[1][k] > 0 )
236 { 203 {
237 d = r[1][k] * 4; << 204 d = r[1][k]*4;
238 a = a + d; 205 a = a + d;
239 206
240 if(a >= 0. && b >= 0.) << 207 if ( a >= 0. && b >= 0.) { p[1] = std::sqrt(d); }
241 { << 208 else if( a <= 0. && b <= 0.) { p[1] = std::sqrt(d); }
242 p[1] = std::sqrt(d); << 209 else { p[1] = -std::sqrt(d); }
243 } <<
244 else if(a <= 0. && b <= 0.) <<
245 { <<
246 p[1] = std::sqrt(d); <<
247 } <<
248 else <<
249 { <<
250 p[1] = -std::sqrt(d); <<
251 } <<
252 210
253 b = 0.5 * (a + b / p[1]); << 211 b = 0.5*( a + b/p[1] );
254 212
255 p[2] = c / b; << 213 p[2] = c/b;
256 QuadRoots(p, r); << 214 noRoots = QuadRoots(p,r);
257 215
258 for(i = 1; i < 3; i++) << 216 for( i = 1; i < 3; i++ )
259 { 217 {
260 for(j = 1; j < 3; j++) << 218 for( j = 1; j < 3; j++ ) { r[j][i+2] = r[j][i]; }
261 { <<
262 r[j][i + 2] = r[j][i]; <<
263 } <<
264 } 219 }
265 p[1] = -p[1]; << 220 p[1] = -p[1];
266 p[2] = b; << 221 p[2] = b;
267 QuadRoots(p, r); << 222 noRoots = QuadRoots(p,r);
268 223
269 for(i = 1; i < 5; i++) << 224 for( i = 1; i < 5; i++ ) { r[1][i] = r[1][i] - e; }
270 { <<
271 r[1][i] = r[1][i] - e; <<
272 } <<
273 225
274 return 4; 226 return 4;
275 } 227 }
276 } 228 }
277 } 229 }
278 if(p[2] < 0.) << 230 if( p[2] < 0. )
279 { 231 {
280 b = std::sqrt(c); << 232 b = std::sqrt(c);
281 d = b + b - a; 233 d = b + b - a;
282 p[1] = 0.; << 234 p[1] = 0.;
283 << 235
284 if(d > 0.) << 236 if( d > 0. ) { p[1] = std::sqrt(d); }
285 { <<
286 p[1] = std::sqrt(d); <<
287 } <<
288 } 237 }
289 else 238 else
290 { 239 {
291 if(p[1] > 0.) << 240 if( p[1] > 0.) { b = std::sqrt(p[2])*2.0 + p[1]; }
292 { << 241 else { b = -std::sqrt(p[2])*2.0 + p[1]; }
293 b = std::sqrt(p[2]) * 2.0 + p[1]; <<
294 } <<
295 else <<
296 { <<
297 b = -std::sqrt(p[2]) * 2.0 + p[1]; <<
298 } <<
299 242
300 if(b != 0.) << 243 if( b != 0.) { p[1] = 0; }
301 { <<
302 p[1] = 0; <<
303 } <<
304 else 244 else
305 { 245 {
306 for(k = 1; k < 5; k++) << 246 for(k = 1; k < 5; k++ )
307 { 247 {
308 r[1][k] = -e; << 248 r[1][k] = -e;
309 r[2][k] = 0; << 249 r[2][k] = 0;
310 } 250 }
311 return 0; 251 return 0;
312 } 252 }
313 } 253 }
314 254
315 p[2] = c / b; << 255 p[2] = c/b;
316 QuadRoots(p, r); << 256 noRoots = QuadRoots(p,r);
317 257
318 for(k = 1; k < 3; k++) << 258 for( k = 1; k < 3; k++ )
319 { 259 {
320 for(j = 1; j < 3; j++) << 260 for( j = 1; j < 3; j++ ) { r[j][k+2] = r[j][k]; }
321 { <<
322 r[j][k + 2] = r[j][k]; <<
323 } <<
324 } 261 }
325 p[1] = -p[1]; << 262 p[1] = -p[1];
326 p[2] = b; << 263 p[2] = b;
327 QuadRoots(p, r); << 264 noRoots = QuadRoots(p,r);
328 265
329 for(k = 1; k < 5; k++) << 266 for( k = 1; k < 5; k++ ) { r[1][k] = r[1][k] - e; }
330 { <<
331 r[1][k] = r[1][k] - e; <<
332 } <<
333 267
334 return 4; 268 return 4;
335 } 269 }
336 270
337 ////////////////////////////////////////////// 271 //////////////////////////////////////////////////////////////////////////////
338 272
339 G4int G4AnalyticalPolSolver::QuarticRoots(G4do << 273 G4int G4AnalyticalPolSolver::QuarticRoots( G4double p[5], G4double r[3][5])
340 { 274 {
341 G4double a0, a1, a2, a3, y1; 275 G4double a0, a1, a2, a3, y1;
342 G4double R2, D2, E2, D, E, R = 0.; 276 G4double R2, D2, E2, D, E, R = 0.;
343 G4double a, b, c, d, ds; 277 G4double a, b, c, d, ds;
344 278
345 G4double reRoot[4]; 279 G4double reRoot[4];
346 G4int k; << 280 G4int k, noRoots, noReRoots = 0;
>> 281
>> 282 for( k = 0; k < 4; k++ ) { reRoot[k] = DBL_MAX; }
347 283
348 for(k = 0; k < 4; k++) << 284 if( p[0] != 1.0 )
349 { <<
350 reRoot[k] = DBL_MAX; <<
351 } <<
352 <<
353 if(p[0] != 1.0) <<
354 { 285 {
355 for(k = 1; k < 5; k++) << 286 for( k = 1; k < 5; k++) { p[k] = p[k]/p[0]; }
356 { <<
357 p[k] = p[k] / p[0]; <<
358 } <<
359 p[0] = 1.; 287 p[0] = 1.;
360 } 288 }
361 a3 = p[1]; 289 a3 = p[1];
362 a2 = p[2]; 290 a2 = p[2];
363 a1 = p[3]; 291 a1 = p[3];
364 a0 = p[4]; 292 a0 = p[4];
365 293
366 // resolvent cubic equation cofs: 294 // resolvent cubic equation cofs:
367 295
368 p[1] = -a2; 296 p[1] = -a2;
369 p[2] = a1 * a3 - 4 * a0; << 297 p[2] = a1*a3 - 4*a0;
370 p[3] = 4 * a2 * a0 - a1 * a1 - a3 * a3 * a0; << 298 p[3] = 4*a2*a0 - a1*a1 - a3*a3*a0;
371 299
372 CubicRoots(p, r); << 300 noRoots = CubicRoots(p,r);
373 301
374 for(k = 1; k < 4; k++) << 302 for( k = 1; k < 4; k++ )
375 { 303 {
376 if(r[2][k] == 0.) // find a real root << 304 if( r[2][k] == 0. ) // find a real root
377 { 305 {
>> 306 noReRoots++;
378 reRoot[k] = r[1][k]; 307 reRoot[k] = r[1][k];
379 } 308 }
380 else << 309 else reRoot[k] = DBL_MAX; // kInfinity;
381 { <<
382 reRoot[k] = DBL_MAX; // kInfinity; <<
383 } <<
384 } 310 }
385 y1 = DBL_MAX; // kInfinity; << 311 y1 = DBL_MAX; // kInfinity;
386 for(k = 1; k < 4; k++) << 312 for( k = 1; k < 4; k++ )
387 { 313 {
388 if(reRoot[k] < y1) << 314 if ( reRoot[k] < y1 ) { y1 = reRoot[k]; }
389 { <<
390 y1 = reRoot[k]; <<
391 } <<
392 } 315 }
393 316
394 R2 = 0.25 * a3 * a3 - a2 + y1; << 317 R2 = 0.25*a3*a3 - a2 + y1;
395 b = 0.25 * (4 * a3 * a2 - 8 * a1 - a3 * a3 << 318 b = 0.25*(4*a3*a2 - 8*a1 - a3*a3*a3);
396 c = 0.75 * a3 * a3 - 2 * a2; << 319 c = 0.75*a3*a3 - 2*a2;
397 a = c - R2; 320 a = c - R2;
398 d = 4 * y1 * y1 - 16 * a0; << 321 d = 4*y1*y1 - 16*a0;
399 322
400 if(R2 > 0.) << 323 if( R2 > 0.)
401 { 324 {
402 R = std::sqrt(R2); << 325 R = std::sqrt(R2);
403 D2 = a + b / R; << 326 D2 = a + b/R;
404 E2 = a - b / R; << 327 E2 = a - b/R;
405 328
406 if(D2 >= 0.) << 329 if( D2 >= 0. )
407 { 330 {
408 D = std::sqrt(D2); 331 D = std::sqrt(D2);
409 r[1][1] = -0.25 * a3 + 0.5 * R + 0.5 * D << 332 r[1][1] = -0.25*a3 + 0.5*R + 0.5*D;
410 r[1][2] = -0.25 * a3 + 0.5 * R - 0.5 * D << 333 r[1][2] = -0.25*a3 + 0.5*R - 0.5*D;
411 r[2][1] = 0.; 334 r[2][1] = 0.;
412 r[2][2] = 0.; 335 r[2][2] = 0.;
413 } 336 }
414 else 337 else
415 { 338 {
416 D = std::sqrt(-D2); 339 D = std::sqrt(-D2);
417 r[1][1] = -0.25 * a3 + 0.5 * R; << 340 r[1][1] = -0.25*a3 + 0.5*R;
418 r[1][2] = -0.25 * a3 + 0.5 * R; << 341 r[1][2] = -0.25*a3 + 0.5*R;
419 r[2][1] = 0.5 * D; << 342 r[2][1] = 0.5*D;
420 r[2][2] = -0.5 * D; << 343 r[2][2] = -0.5*D;
421 } 344 }
422 if(E2 >= 0.) << 345 if( E2 >= 0. )
423 { 346 {
424 E = std::sqrt(E2); 347 E = std::sqrt(E2);
425 r[1][3] = -0.25 * a3 - 0.5 * R + 0.5 * E << 348 r[1][3] = -0.25*a3 - 0.5*R + 0.5*E;
426 r[1][4] = -0.25 * a3 - 0.5 * R - 0.5 * E << 349 r[1][4] = -0.25*a3 - 0.5*R - 0.5*E;
427 r[2][3] = 0.; 350 r[2][3] = 0.;
428 r[2][4] = 0.; 351 r[2][4] = 0.;
429 } 352 }
430 else 353 else
431 { 354 {
432 E = std::sqrt(-E2); 355 E = std::sqrt(-E2);
433 r[1][3] = -0.25 * a3 - 0.5 * R; << 356 r[1][3] = -0.25*a3 - 0.5*R;
434 r[1][4] = -0.25 * a3 - 0.5 * R; << 357 r[1][4] = -0.25*a3 - 0.5*R;
435 r[2][3] = 0.5 * E; << 358 r[2][3] = 0.5*E;
436 r[2][4] = -0.5 * E; << 359 r[2][4] = -0.5*E;
437 } 360 }
438 } 361 }
439 else if(R2 < 0.) << 362 else if( R2 < 0.)
440 { 363 {
441 R = std::sqrt(-R2); 364 R = std::sqrt(-R2);
442 G4complex CD2(a, -b / R); << 365 G4complex CD2(a,-b/R);
443 G4complex CD = std::sqrt(CD2); 366 G4complex CD = std::sqrt(CD2);
444 367
445 r[1][1] = -0.25 * a3 + 0.5 * real(CD); << 368 r[1][1] = -0.25*a3 + 0.5*real(CD);
446 r[1][2] = -0.25 * a3 - 0.5 * real(CD); << 369 r[1][2] = -0.25*a3 - 0.5*real(CD);
447 r[2][1] = 0.5 * R + 0.5 * imag(CD); << 370 r[2][1] = 0.5*R + 0.5*imag(CD);
448 r[2][2] = 0.5 * R - 0.5 * imag(CD); << 371 r[2][2] = 0.5*R - 0.5*imag(CD);
449 G4complex CE2(a, b / R); << 372 G4complex CE2(a,b/R);
450 G4complex CE = std::sqrt(CE2); 373 G4complex CE = std::sqrt(CE2);
451 374
452 r[1][3] = -0.25 * a3 + 0.5 * real(CE); << 375 r[1][3] = -0.25*a3 + 0.5*real(CE);
453 r[1][4] = -0.25 * a3 - 0.5 * real(CE); << 376 r[1][4] = -0.25*a3 - 0.5*real(CE);
454 r[2][3] = -0.5 * R + 0.5 * imag(CE); << 377 r[2][3] = -0.5*R + 0.5*imag(CE);
455 r[2][4] = -0.5 * R - 0.5 * imag(CE); << 378 r[2][4] = -0.5*R - 0.5*imag(CE);
456 } 379 }
457 else // R2=0 case << 380 else // R2=0 case
458 { 381 {
459 if(d >= 0.) 382 if(d >= 0.)
460 { 383 {
461 D2 = c + std::sqrt(d); 384 D2 = c + std::sqrt(d);
462 E2 = c - std::sqrt(d); 385 E2 = c - std::sqrt(d);
463 386
464 if(D2 >= 0.) << 387 if( D2 >= 0. )
465 { 388 {
466 D = std::sqrt(D2); 389 D = std::sqrt(D2);
467 r[1][1] = -0.25 * a3 + 0.5 * R + 0.5 * << 390 r[1][1] = -0.25*a3 + 0.5*R + 0.5*D;
468 r[1][2] = -0.25 * a3 + 0.5 * R - 0.5 * << 391 r[1][2] = -0.25*a3 + 0.5*R - 0.5*D;
469 r[2][1] = 0.; 392 r[2][1] = 0.;
470 r[2][2] = 0.; 393 r[2][2] = 0.;
471 } 394 }
472 else 395 else
473 { 396 {
474 D = std::sqrt(-D2); 397 D = std::sqrt(-D2);
475 r[1][1] = -0.25 * a3 + 0.5 * R; << 398 r[1][1] = -0.25*a3 + 0.5*R;
476 r[1][2] = -0.25 * a3 + 0.5 * R; << 399 r[1][2] = -0.25*a3 + 0.5*R;
477 r[2][1] = 0.5 * D; << 400 r[2][1] = 0.5*D;
478 r[2][2] = -0.5 * D; << 401 r[2][2] = -0.5*D;
479 } 402 }
480 if(E2 >= 0.) << 403 if( E2 >= 0. )
481 { 404 {
482 E = std::sqrt(E2); 405 E = std::sqrt(E2);
483 r[1][3] = -0.25 * a3 - 0.5 * R + 0.5 * << 406 r[1][3] = -0.25*a3 - 0.5*R + 0.5*E;
484 r[1][4] = -0.25 * a3 - 0.5 * R - 0.5 * << 407 r[1][4] = -0.25*a3 - 0.5*R - 0.5*E;
485 r[2][3] = 0.; 408 r[2][3] = 0.;
486 r[2][4] = 0.; 409 r[2][4] = 0.;
487 } 410 }
488 else 411 else
489 { 412 {
490 E = std::sqrt(-E2); 413 E = std::sqrt(-E2);
491 r[1][3] = -0.25 * a3 - 0.5 * R; << 414 r[1][3] = -0.25*a3 - 0.5*R;
492 r[1][4] = -0.25 * a3 - 0.5 * R; << 415 r[1][4] = -0.25*a3 - 0.5*R;
493 r[2][3] = 0.5 * E; << 416 r[2][3] = 0.5*E;
494 r[2][4] = -0.5 * E; << 417 r[2][4] = -0.5*E;
495 } 418 }
496 } 419 }
497 else 420 else
498 { 421 {
499 ds = std::sqrt(-d); 422 ds = std::sqrt(-d);
500 G4complex CD2(c, ds); << 423 G4complex CD2(c,ds);
501 G4complex CD = std::sqrt(CD2); 424 G4complex CD = std::sqrt(CD2);
502 425
503 r[1][1] = -0.25 * a3 + 0.5 * real(CD); << 426 r[1][1] = -0.25*a3 + 0.5*real(CD);
504 r[1][2] = -0.25 * a3 - 0.5 * real(CD); << 427 r[1][2] = -0.25*a3 - 0.5*real(CD);
505 r[2][1] = 0.5 * R + 0.5 * imag(CD); << 428 r[2][1] = 0.5*R + 0.5*imag(CD);
506 r[2][2] = 0.5 * R - 0.5 * imag(CD); << 429 r[2][2] = 0.5*R - 0.5*imag(CD);
507 430
508 G4complex CE2(c, -ds); << 431 G4complex CE2(c,-ds);
509 G4complex CE = std::sqrt(CE2); 432 G4complex CE = std::sqrt(CE2);
510 433
511 r[1][3] = -0.25 * a3 + 0.5 * real(CE); << 434 r[1][3] = -0.25*a3 + 0.5*real(CE);
512 r[1][4] = -0.25 * a3 - 0.5 * real(CE); << 435 r[1][4] = -0.25*a3 - 0.5*real(CE);
513 r[2][3] = -0.5 * R + 0.5 * imag(CE); << 436 r[2][3] = -0.5*R + 0.5*imag(CE);
514 r[2][4] = -0.5 * R - 0.5 * imag(CE); << 437 r[2][4] = -0.5*R - 0.5*imag(CE);
515 } << 438 }
516 } 439 }
517 return 4; 440 return 4;
518 } 441 }
519 442
520 // 443 //
521 // 444 //
522 ////////////////////////////////////////////// 445 //////////////////////////////////////////////////////////////////////////////
523 446