|
About the Linear Algebra category
|
|
0
|
505
|
January 28, 2019
|
|
Elementwise multiplication in variational form / Hadamard product
|
|
1
|
11
|
September 9, 2024
|
|
Save and load the LU factorization results of a PETSc KSP direct solver
|
|
2
|
17
|
August 29, 2024
|
|
Linear solver change
|
|
1
|
24
|
August 18, 2024
|
|
Effective elasticity tensor
|
|
2
|
50
|
July 8, 2024
|
|
Interpolation matrix with non matching meshes
|
|
23
|
1309
|
July 5, 2024
|
|
Using petsc4py.PETSc.SNES directly
|
|
23
|
4235
|
June 13, 2024
|
|
PETsc error code is : 63
|
|
5
|
102
|
May 28, 2024
|
|
Handling Time Terms in Implicit Difference Method
|
|
0
|
56
|
May 20, 2024
|
|
AttributeError: 'petsc4py.PETSc.KSP' object has no attribute 'matSolve'
|
|
7
|
119
|
April 30, 2024
|
|
Copy a numpy matrix into a fencis function
|
|
1
|
129
|
April 24, 2024
|
|
How to define uniform load on edge in 3D
|
|
5
|
998
|
April 20, 2024
|
|
Creating a PETSc Matrix from given Matrix, solve eigenvalue problem (petsc4py?)
|
|
4
|
2947
|
April 16, 2024
|
|
AMG for elasticity problems leaks with PETSc AMG smoothers
|
|
3
|
244
|
April 12, 2024
|
|
SLEPc gives indefinite matrix error
|
|
0
|
169
|
April 5, 2024
|
|
How to create a Matrix (dolfin.cpp.la.Matrix) from Vectors (dolfin.cpp.la.Vector)?
|
|
4
|
2116
|
March 14, 2024
|
|
Compute Null Space of Assembled PETSc Matrix?
|
|
1
|
449
|
February 21, 2024
|
|
Implementing the Newton Method per hand
|
|
5
|
3104
|
February 20, 2024
|
|
Default parameters for NonLinearVariationalSolver
|
|
5
|
487
|
February 14, 2024
|
|
Matrix free petsc solver with multigrid (MG or GAMG) preconditioner
|
|
0
|
191
|
February 9, 2024
|
|
Instability when solving the linear system
|
|
2
|
116
|
January 24, 2024
|
|
How to use multi-grid "Trilinos/ml" preconditioner when FEniCSx is installed with conda-forge?
|
|
6
|
303
|
January 11, 2024
|
|
Matrix multiplication between ufl shape (2,2) and (2,)
|
|
1
|
231
|
December 29, 2023
|
|
Availability of diagonal scaling preconditioner in PETSc
|
|
0
|
177
|
October 20, 2023
|
|
Error with PETSc
|
|
4
|
328
|
October 4, 2023
|
|
Reapplying boundary conditions to the matrix
|
|
4
|
413
|
October 3, 2023
|
|
Solver Nolinear
|
|
2
|
298
|
August 23, 2023
|
|
Problem in solve linear system for a saddle point problem with preconditioners
|
|
2
|
279
|
July 19, 2023
|
|
Setting SNES solver with petsc4py segfaults
|
|
8
|
1336
|
July 5, 2023
|
|
Speeding up eigenvalue computation
|
|
2
|
939
|
June 29, 2023
|