About the Linear Algebra category


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216

January 28, 2019

Access to tensor components


1

27

October 21, 2021

Zero pivot row when solving general eigenvalue proble


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25

October 19, 2021

Monitor the convergence process of linear solvers in Netwon iteration


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27

October 19, 2021

Using petsc4py.PETSc.SNES directly


17

1230

October 12, 2021

I meet a problem when running a linear variational problem and need to do a spectral decomposition of strain tensor


4

461

October 4, 2021

Natural frequencies and mode shapes using SLEPcEigenSolver


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76

October 3, 2021

Solving CahnHilliard equation with a multigrid method


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58

August 30, 2021

Eliminating zero rowscolums from a PETScMatrix


2

97

August 9, 2021

Problem with PETSc solver. error code 77


13

151

August 8, 2021

How to apply spring boundary condition in FENICS


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65

July 22, 2021

How to set the tolerance of a solver


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55

June 25, 2021

Error occuring sometimes when solving the hyperelastic problem


1

157

June 24, 2021

Unable to create a vector of size 100


1

51

June 8, 2021

Remove many zero entries from assembled sparse matrix or avoid them


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51

June 3, 2021

How i can print backend linear algebra?


1

106

May 10, 2021

Linearity of solution dependent property


5

90

May 3, 2021

Incompatible constructor arguments for inner product


5

108

April 26, 2021

Visualising shape functions


3

279

April 21, 2021

Does FEniCS support batched solving?


3

117

April 15, 2021

Rigid Body Modes at nonzero frequencies


3

166

April 9, 2021

What is the best way to solve several times with the same lhs and different rhs


6

258

March 30, 2021

Projection function takes too long, how to calculate components separately?


1

187

March 19, 2021

Mode shapes of FreeFree Beam in FENICS


1

178

March 17, 2021

Project vs. Interpolate with Sqrt


2

160

March 16, 2021

Good choice of solver parameters on parallel Stokes mixed formulation resolution?


3

161

March 8, 2021

Assemble_system gives error message


4

126

March 5, 2021

How to get stress field of a subdomain created by MeshView?


13

392

March 2, 2021

Setting SNES solver with petsc4py segfaults


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311

February 25, 2021

Expressing symmetric tensorelement


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243

February 12, 2021
