Special inverse routine
| 240 | |
| 241 | // Special inverse routine |
| 242 | matrix inv(const matrix& A) |
| 243 | { |
| 244 | matrix HA,UA; |
| 245 | HNF(HA,UA,A); |
| 246 | |
| 247 | if (!IsIdent(HA)) { cout << "Error in inverse" << endl; throw bad_value(); } |
| 248 | return UA; |
| 249 | } |
| 250 | |
| 251 | |
| 252 |