[deal.II] deal.II Newsletter #261

Hello everyone! This is deal.II newsletter #261. It automatically reports recently merged features and discussions about the deal.II finite element library. ## Below you find a list of recently proposed or merged features: #15746: [C++17] Prefer std::is_base_of_v over std::is_base_of::value. (

Re: [deal.II] Integrate difference isn't picking on the

On 7/14/23 09:34, Abbas Ballout wrote: // THis throws exception VectorTools::integrate_difference(dof_handler, solution, exact_solution_vector_function, difference_per_cell, quadrature_formula, VectorTools::H1_seminorm);; Well, what's the error message? A good rule of thumb is that 50% debuggin

[deal.II] Integrate difference isn't picking on the

I am overriding the value and the gradient member functions in the TensorFunction class then similar to step 7 I am using compute_global_error to compute the L2: and H1 norms. I have to convert my TensorFunction to a vector valued function in order to do this using VectorFunctionFromTensorFunct