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CuteCompute
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6 votes
1 answer
1k views

What is the weak form of a vector type Laplace equation?

5 votes
2 answers
254 views

How to create a good preconditioner for a system of linear equations that is created with FEM applied on the time harming Maxwell eqution?

5 votes
2 answers
369 views

Why does the choice of basis functions change the approximate solution in FEM even when the same space is spanned?

4 votes
1 answer
491 views

What determines the order of a finite volume scheme?

2 votes
0 answers
129 views

About the the stability of using an explicit scheme on the heat equation

2 votes
2 answers
243 views

Errors imposing boundary conditions weakly with DG

2 votes
0 answers
72 views

How can I validate my time integration scheme for my dynamic linear elasticity FEM code with a manufactured solution or similar?

2 votes
1 answer
129 views

How to calculte the contributions of a lift operator in FEM?

1 vote
2 answers
188 views

Query about FE approximation of a Poisson equation with non-constant coefficients

1 vote
0 answers
48 views

What is the current state of preconditioning highly heterogeneous equations? Where do I start?

1 vote
2 answers
287 views

Why aren't face integrals for an element calculated in FEM but they show up in FVM?

1 vote
0 answers
142 views

How do the current FEM opensource libraries compare?

0 votes
1 answer
88 views

Cohesive zone model finite element implementation

0 votes
0 answers
88 views

Why aren't mortar domain decomposition techniques used as much as schwarts type DD?