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71

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Manufactured solution for $-\operatorname{div}(a(x) \nabla{u}) = f$ when $\alpha(x)$ is discontinuous

finite-element convergence poisson deal.ii weak-solution

modified 40 mins ago bobinthebox 35

2

votes

1

answer

45

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Shape function for quarter point element from degenerate quadrilateral

finite-element interpolation

modified yesterday nicoguaro♦ 6,394

1

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1

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36

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Finite Element Method for 1D Poisson Equation with Inhomogeneous Boundary Conditions

finite-element differential-equations poisson

answered Apr 8 at 13:22 Wolfgang Bangerth 46.3k

0

votes

1

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297

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Proving solution existence and uniqueness of the Helmholtz equation with Robin boundary conditions with complex coefficients

finite-element boundary-conditions helmholtz-equation

modified Apr 7 at 12:02 Community♦ 1

3

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0

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65

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Galerkin Least-Squares stabilization for FEM solution advection (hyperbolic) equations

finite-element fluid-dynamics

modified Apr 7 at 3:13 BlaB 1,033

2

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1

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155

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Weak formulation for advection diffusion reaction

finite-element pde advection-diffusion weak-solution

modified Apr 6 at 15:35 VoB 283

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68

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Error $L_{2}$ convergence in Finite Element for Poisson Equation

finite-element pde matlab poisson

modified Apr 5 at 4:23 Dong Le 131

3

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2

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91

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Efficient schemes for solving the extended Saddle point problem

finite-element fluid-dynamics computational-physics navier-stokes matrix-factorization

answered Apr 2 at 1:37 Abdullah Ali Sivas 1,014

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1

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116

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FEM solution for Poisson is not exact at nodes

finite-element convergence error-estimation poisson elliptic-pde

modified Mar 31 at 10:01 Community♦ 1

3

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1

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107

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Finite element method for high-frequency electromagnetics

finite-element pde computational-physics electromagnetism

answered Mar 30 at 18:22 rchilton1980 3,906

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2

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84

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preconditioner for Laplace “without” boundary values

finite-element preconditioning laplacian

modified Mar 30 at 6:57 Nico Schlömer 2,808

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76

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Boundary conditions for an FEM approximation of the Laplace operator

finite-element boundary-conditions approximation

modified Mar 30 at 1:19 pimpom 1

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115

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Step3 in deal.II - Convergence of the mean

finite-element convergence poisson deal.ii

modified Mar 29 at 20:23 bobinthebox 35

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2

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3k

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FEM Stiffness Matrix is always close to Singular or Badly Scaled

finite-element matlab

answered Mar 24 at 23:18 Shreyas Samudra 21

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