Comments

src/timestepping.cc

@@ -35,10 +35,6 @@ class TimeSteppingScheme {
   double const tau;
 };
 
-// Implicit Euler: Solve the problem
-//
-// a(Delta u_new, v - Delta u_new) + j_tau(v) - j_tau(Delta u_new)
-// >= l(w - Delta u_new) - a(u_new, v - Delta u_new)
 template <class VectorType, class MatrixType, class FunctionType, int dim>
 class ImplicitEuler
     : public TimeSteppingScheme<VectorType, MatrixType, FunctionType, dim> {
@@ -94,7 +90,6 @@ class ImplicitEuler
   VectorType const *u_old_old_ptr;
 };
 
-// two-Stage implicit algorithm
 template <class VectorType, class MatrixType, class FunctionType, int dim>
 class ImplicitTwoStep
     : public TimeSteppingScheme<VectorType, MatrixType, FunctionType, dim> {