diff --git a/dune/gfe/nonplanarcosseratshellenergy.hh b/dune/gfe/nonplanarcosseratshellenergy.hh index 21a1f2a9e390bff5db91d6984bfcce7b03c56343..7061eab810e04015304fe4f13a41042f756e6cd9 100644 --- a/dune/gfe/nonplanarcosseratshellenergy.hh +++ b/dune/gfe/nonplanarcosseratshellenergy.hh @@ -230,6 +230,9 @@ energy(const typename Basis::LocalView& localView, auto aContravariant = aCovariant; aContravariant.invert(); + // The contravariant base vectors are the *columns* of the inverse of the covariant matrix + // To get an easier access to the columns, we use the transpose of the contravariant matrix + aContravariant = Dune::GFE::transpose(aContravariant); Dune::FieldMatrix<double,3,3> a(0); for (int alpha=0; alpha<gridDim; alpha++)