Adjust type of CosineFunction::hessian.

diff --git a/tests/numerics/derivatives.cc b/tests/numerics/derivatives.cc
index 70f4320a83efbcf61f00aaf00feef636e91db936..521ccc384155f3edafd35edc0f0826c93af12deb 100644 (file)
--- a/tests/numerics/derivatives.cc
+++ b/tests/numerics/derivatives.cc
@@ -129,7 +129,7 @@ check (const unsigned int level,
   std::vector<Tensor<1,dim> > Du (quadrature.size());
   std::vector<Tensor<1,dim> > Df (quadrature.size());
   std::vector<Tensor<2,dim> > DDu (quadrature.size());
-  std::vector<Tensor<2,dim> > DDf (quadrature.size());
+  std::vector<SymmetricTensor<2,dim> > DDf (quadrature.size());
 
   for (cell = dof.begin_active(); cell != end; ++cell)
     {