[deal.II] dealii-9.3.0 release candidate 1

Dear all, We have tagged a first release candidate for the upcoming deal.II 9.3.0 release. You can find the sources and a generated offline documentation here:   https://github.com/dealii/dealii/releases/tag/v9.3.0-rc1 Alternatively, you can switch to the dealii-9.3 branch in your local git

[deal.II] projectin of gradients of the discrete solution to nodes - two different discontinuous approaches

Dear all, I am projecting gradients of my displacement solution, for instance stresses, which are only available to me at the quadrature points, to the nodes in order to get fields. (However I project many more variables, so I transformed my problem in projecting many scalar variables, but any