Can anyone comment on the extraction of the linear part in varf() ? There is an issue of sign, it seems that it is treated differently depending if it is an integral source or an on() boundary condition. The simple code int n=3; mesh Th=square(n,n); //plot(Th); real a=1.,b=1.; fespace Vh(Th,P1);…

Behavior of varf with rhs and on()

prj May 14, 2024, 12:25pm 3

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