| 744 | { return IntRange(0, fel.GetNDof()); } |
| 745 | |
| 746 | shared_ptr<DifferentialOperator> GetTrace() const override |
| 747 | { |
| 748 | if (auto diffoptrace = diffop->GetTrace()) |
| 749 | return make_shared<SkewMatrixDifferentialOperator> (diffoptrace, vdim); |
| 750 | else |
| 751 | return nullptr; |
| 752 | } |
| 753 | |
| 754 | NGS_DLL_HEADER virtual void |
| 755 | CalcMatrix (const FiniteElement & fel, |