| 2042 | } |
| 2043 | |
| 2044 | shared_ptr<CoefficientFunction> Diff (const CoefficientFunction * var, |
| 2045 | shared_ptr<CoefficientFunction> dir) const override |
| 2046 | { |
| 2047 | if (this == var) return dir; |
| 2048 | return scal * c1->Diff(var, dir); |
| 2049 | } |
| 2050 | |
| 2051 | shared_ptr<CoefficientFunction> DiffJacobi (const CoefficientFunction * var, T_DJC & cache) const override |
| 2052 | { |