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About the Linear Algebra category
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1
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89
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January 28, 2019
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Why does PETSc krylov solver fail on a more resolved mesh on the same exact problem?
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2
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61
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July 30, 2020
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Transposed is only defined for rank 2 tensors
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4
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64
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July 21, 2020
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Speeding up eigenvalue computation
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2
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36
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July 21, 2020
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Adding rows of Matrix
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3
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43
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July 21, 2020
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RuntimeError: Use 'Function.copy(deepcopy=True)' for copying
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3
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32
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July 8, 2020
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Dealing with "almost symmetric" matrices
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5
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88
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June 29, 2020
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How to save the intemediate results for each iteration of Newton solver?
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1
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38
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June 26, 2020
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Deal with Error: too many values to unpack while solving mixed element space
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8
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78
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June 23, 2020
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Error in Linear Variational Solver
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32
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117
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June 21, 2020
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Precondition in the iterative-stokes demo code
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3
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57
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June 18, 2020
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How to avoid using a high-dimensional tensor space?
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3
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71
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June 10, 2020
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Error in Newton solver
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5
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65
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June 5, 2020
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Duplicate eigenvectors using SLEPcEigenSolver
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2
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49
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June 4, 2020
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Behavior of the norm function
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5
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68
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June 1, 2020
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Creating a custom PETScSNESSolver
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1
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45
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May 25, 2020
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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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98
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May 14, 2020
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Error occuring sometimes when solving the hyperelastic problem
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1
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34
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April 17, 2020
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Very low parallel efficiency (10 times slower) for multi-nodes computing
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1
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37
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April 15, 2020
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Cannot access a non-const vector for huge mesh problem
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6
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120
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April 10, 2020
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How I can plot eigenvectors as a function of two dimension (x,y))?
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12
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152
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April 10, 2020
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Hypre AMS Preconditioner for Complex System
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1
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146
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March 26, 2020
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Out of memory error
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6
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213
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March 17, 2020
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Boundary Integral with Sources on Boundary
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4
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159
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March 13, 2020
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Setup preconditioners for linear solver in NonlinearVariationalSolver
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1
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109
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March 5, 2020
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How to create a Matrix (dolfin.cpp.la.Matrix) from Vectors (dolfin.cpp.la.Vector)?
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4
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173
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February 15, 2020
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Matrix-free approach
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1
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163
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February 13, 2020
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Complex eigenvalue problem
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4
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157
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February 11, 2020
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Sparsity Pattern for Mixed and Vector FunctionSpaces
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3
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91
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February 10, 2020
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Using petsc4py.PETSc.SNES directly
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16
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300
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February 9, 2020
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