About the Linear Algebra category
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0
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394
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January 28, 2019
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Error with PETSc
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3
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36
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September 26, 2023
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Interpolation matrix with non matching meshes
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14
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123
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September 23, 2023
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Solver Nolinear
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2
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80
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August 23, 2023
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Problem in solve linear system for a saddle point problem with preconditioners
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2
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63
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July 19, 2023
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Setting SNES solver with petsc4py segfaults
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8
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1016
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July 5, 2023
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Speeding up eigenvalue computation
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2
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614
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June 29, 2023
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Facing problem with solver()
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5
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120
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June 5, 2023
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Compute Null Space of Assembled PETSc Matrix?
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0
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109
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June 2, 2023
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Facing problem in solve()
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2
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114
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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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99
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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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1364
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May 7, 2023
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Creating a custom PETScSNESSolver
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4
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581
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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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226
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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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773
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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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130
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April 5, 2023
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Geometrical Multigrid in dolfinX
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0
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109
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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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425
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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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466
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December 7, 2022
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Sparse Solver Choices
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1
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214
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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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198
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November 21, 2022
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Gradient of a tensor
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1
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274
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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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422
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October 27, 2022
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Removing the ksp_view
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3
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198
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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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245
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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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192
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October 7, 2022
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Nonlinear 1d PDE
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0
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141
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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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207
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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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372
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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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416
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August 4, 2022
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