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About the Linear Algebra category
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0
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345
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January 28, 2019
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Facing problem with solver()
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3
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15
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June 4, 2023
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Compute Null Space of Assembled PETSc Matrix?
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0
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16
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June 2, 2023
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Facing problem in solve()
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2
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45
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May 24, 2023
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Using inner product on non same dimmensional tensor
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2
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54
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May 10, 2023
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Grad(u) to numpy array
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9
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1164
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May 7, 2023
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Creating a custom PETScSNESSolver
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4
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476
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April 25, 2023
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Dot product without assembling vectors every time
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6
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75
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April 12, 2023
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How to set the tolerance of a solver
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1
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636
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April 8, 2023
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Slicing Tensors using subset of Free Indices or multiple free indices
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1
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49
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April 5, 2023
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Geometrical Multigrid in dolfinX
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0
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64
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March 13, 2023
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Reproducing Stable and unstable finite elements for the Maxwell eigenvalue problem in Fenicsx
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5
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215
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December 19, 2022
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How to condition my modified 3D elasticity FEniCS code?
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4
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311
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December 7, 2022
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Sparse Solver Choices
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1
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128
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November 14, 2022
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Controlling Number or Processes with SuperLU/MUMPS
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1
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96
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November 21, 2022
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Gradient of a tensor
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1
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147
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October 31, 2022
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Regarding implementation of the LUSolver
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12
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277
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October 27, 2022
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Removing the ksp_view
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3
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134
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October 26, 2022
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Newton Solver for Cahn-Hilliard-Stokes problem not converging
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0
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170
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October 20, 2022
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PETSc error when running code on a fine mesh
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0
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136
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October 7, 2022
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Nonlinear 1d PDE
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0
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95
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September 30, 2022
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Eigenvalues/Eigenfunctions of an Operator
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2
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150
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September 22, 2022
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Problem with porting fenics to fenicsx-code
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2
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300
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August 16, 2022
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Assembling of RHS for nonlinear Helmholtz eq. (Thermoacoustics)
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6
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349
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August 4, 2022
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Tensor assigner
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3
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147
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July 27, 2022
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I meet a problem when running a linear variational problem and need to do a spectral decomposition of strain tensor
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5
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1053
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July 26, 2022
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Interpretation of mass matrix
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4
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357
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July 11, 2022
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Issues with using self created PETSc mats instead of dolfinx PETSc mats in SNES
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2
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263
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July 11, 2022
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Tensor multiplication with different orders
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2
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276
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May 30, 2022
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Boundary conditions mixed elements
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2
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298
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May 25, 2022
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