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About the Linear Algebra category
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0
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216
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January 28, 2019
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Access to tensor components
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1
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27
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October 21, 2021
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Zero pivot row when solving general eigenvalue proble
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0
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25
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October 19, 2021
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Monitor the convergence process of linear solvers in Netwon iteration
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0
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27
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October 19, 2021
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Using petsc4py.PETSc.SNES directly
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17
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1230
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October 12, 2021
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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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4
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461
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October 4, 2021
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Natural frequencies and mode shapes using SLEPcEigenSolver
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3
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76
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October 3, 2021
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Solving Cahn-Hilliard equation with a multi-grid method
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0
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58
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August 30, 2021
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Eliminating zero rows-colums from a PETScMatrix
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2
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97
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August 9, 2021
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Problem with PETSc solver. error code 77
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13
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151
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August 8, 2021
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How to apply spring boundary condition in FENICS
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0
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65
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July 22, 2021
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How to set the tolerance of a solver
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0
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55
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June 25, 2021
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Error occuring sometimes when solving the hyperelastic problem
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1
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157
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June 24, 2021
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Unable to create a vector of size 100
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1
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51
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June 8, 2021
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Remove many zero entries from assembled sparse matrix or avoid them
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0
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51
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June 3, 2021
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How i can print backend linear algebra?
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1
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106
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May 10, 2021
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Linearity of solution dependent property
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5
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90
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May 3, 2021
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Incompatible constructor arguments for inner product
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5
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108
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April 26, 2021
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Visualising shape functions
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3
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279
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April 21, 2021
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Does FEniCS support batched solving?
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3
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117
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April 15, 2021
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Rigid Body Modes at non-zero frequencies
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3
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166
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April 9, 2021
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What is the best way to solve several times with the same lhs and different rhs
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6
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258
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March 30, 2021
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Projection function takes too long, how to calculate components separately?
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1
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187
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March 19, 2021
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Mode shapes of Free-Free Beam in FENICS
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1
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178
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March 17, 2021
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Project vs. Interpolate with Sqrt
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2
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160
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March 16, 2021
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Good choice of solver parameters on parallel Stokes mixed formulation resolution?
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3
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161
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March 8, 2021
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Assemble_system gives error message
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4
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126
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March 5, 2021
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How to get stress field of a subdomain created by MeshView?
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13
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392
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March 2, 2021
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Setting SNES solver with petsc4py segfaults
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7
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311
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February 25, 2021
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Expressing symmetric tensorelement
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12
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243
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February 12, 2021
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