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Error with matrix addition in PETSc
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6
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59
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January 26, 2026
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FALLBACK (log once): Fallback to SW vertex for line stipple
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1
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52
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January 25, 2026
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Wrong with the PETSc
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3
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85
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January 21, 2026
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How to implement the function like the "adj" function or how to find its source code
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2
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52
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January 14, 2026
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Is it possible to modify the elements in the PETSc matrix in parallel computation
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3
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61
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January 13, 2026
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Distance function (Topology Optimization)
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0
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42
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January 12, 2026
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Neumann BC and P1, P2 FE
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2
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85
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January 12, 2026
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schurPreconditioner & schurList
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14
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161
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January 7, 2026
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Regions creation issue + using regions question
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5
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125
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January 6, 2026
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Command for third order derivative
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3
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100
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December 29, 2025
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Equivalent of emptymesh in 3D
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0
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41
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December 28, 2025
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Error on https://doc.freefem.org/documentation/finite-element.html
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1
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49
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December 23, 2025
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Region assignment
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1
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70
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December 12, 2025
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Plot u vs x for fixed t and y
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0
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50
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December 11, 2025
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Spatial stability analysis for compressible jet flow
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0
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42
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December 11, 2025
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Define the inflow and outflow on interior boundaries
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6
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127
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December 11, 2025
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Eigenvalue problem with a mesh-independent input space
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5
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93
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December 10, 2025
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Fix/Pin nodes as boundary condition
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9
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713
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December 9, 2025
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Calculate the rank of a 10*10 matrix to find whether it is rank deficient
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1
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54
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December 1, 2025
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Basis function/shape function of P2 triangular & tetrahedral element
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0
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80
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November 24, 2025
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FSI problem with SLEPc
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6
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129
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November 21, 2025
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Error in Newton-Raphson Incremental Iteration
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2
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108
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November 20, 2025
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Question about parmmg
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0
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50
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November 20, 2025
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Several Lagrange mutiplier using fieldsplit
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18
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304
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November 17, 2025
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CO2 concentration in a sheet of water
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0
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39
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November 17, 2025
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Divergence-free condition on boundary
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4
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95
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November 16, 2025
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Node numbering of a refined mesh (truncated with split = 2) for P2 elements post-processing
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5
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135
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November 14, 2025
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Is it possible to directly merge the dispatched meshes into a whole mesh
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9
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172
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November 13, 2025
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Building RHS block vector manually
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8
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95
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November 12, 2025
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How to decompose a mesh of huge size effectively?
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7
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146
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November 10, 2025
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