| 1171 | } |
| 1172 | |
| 1173 | shared_ptr<CoefficientFunction> Diff (const CoefficientFunction * var, |
| 1174 | shared_ptr<CoefficientFunction> dir) const override |
| 1175 | { |
| 1176 | if (this == var) return dir; |
| 1177 | return SkewCF(c1->Diff(var, dir)); |
| 1178 | } |
| 1179 | |
| 1180 | shared_ptr<CoefficientFunction> DiffJacobi (const CoefficientFunction * var, T_DJC & cache) const override |
| 1181 | { |