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Suppose phi is my variable on Vh. I've only seen examples with P1 functions, where phi[][i] works good. But I need P2 function and this won't give the correct result. Query by triangles like phi[][Vh(…
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Dear developpers,
Is there any reason why the underscore is not allowed in variable definitions?
real var_1=0;
results in
syntax error
current line = 1
Compile error : syntax error
…
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Dear Professor,
I do a simple test to solve block matrix equations using MUMPS in freefem++-4.0-beta.tar.gz(Source version), and find that it always report errors. But it works well when using MUMP…
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Hello，
I'd like to ask if FreeFem++ support h- and p-adaptation respectively, and "trunc" in 3D(when I test Poission equations' convergence rate on norm H1 by using `Th = trunc(Th, 1, split=2);` to…
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What is the meaning of the assertion involved in the error message below?
> Load: lg_fem lg_mesh lg_mesh3 eigenvalue
1 : load "metis" current line = 1
Assertion fail : (ii==MotClef.end())
…
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In Freefem's DSL, include directive does not look for files in the directory of the file calling this directive. For example, if `include "bar.edp"` is found in a file `$FF_ROOT/foo.edp` which is run …
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Original post from [FreeFem-doc #5](https://github.com/FreeFem/FreeFem-doc/issues/5) :
Sorry if this is the inappropriate place or way to complain, but i had some problems compiling Freefem++ on ar…
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Dear professor,
I compared CG solver in old version(v3.62) with CG in new version(v4.0), noticing that the later(v4.0) is slower than the former(v3.62) in term of solve time.
As solve Poisson equat…
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I have replicated the approach described in section 34.1.1 of the FEniCS manual (edge elements in X,Y and Lagrangian in Z) separating transverse and longitudinal E field components to find rectangular…
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I need to use P1nc elements in 3d to validate an algorithm.
When I try, I get this error message : `sorry no cast to this 3d finite element`
Would it be possible to create this finite element space?…