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Last seen: meer dan 2 jaar ago Active since 2019

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Computing generalized Inverse of a square but sparse matrix?
I am trying to find the generalized inverse of a square and sparse matrix. I am using Matlab, however pinv(matrix) doesn't work ...

bijna 3 jaar ago | 2 answers | 0

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Question

Interpolating at centroid of a tetrahedral mesh
Hi I have a 3D mesh with 4-noded tetrahedral elements. I defined a function/vector evaluated at the vertices of the mesh. I nee...

ongeveer 3 jaar ago | 2 answers | 0

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Question

Interpolating at vertices of a mesh
I have created a mesh using the initmesh in 2D, which gives the nodes (p), boundary (e) and triangular elements (t). I have a fu...

ongeveer 3 jaar ago | 2 answers | 0

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Question

Matlab documentation, plot property windows not opening on iMac.
I am using Matlab 2019a in my iMac (MacOS Catalina 10.15.5). Matlab works fine, however the matlab documentation, plot editor pr...

ongeveer 3 jaar ago | 1 answer | 0

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Question

Plotting pde forward solution for 3D geometry.
I have the forward solution of a PDE obtained by FEM for a 3D domain. The nodes (p) and elements (t) of the mesh are also availa...

bijna 4 jaar ago | 0 answers | 0

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Reading different lines with different numbers of data
Thanks, meghannmarie! I just needed the following modification. file = 'filename.txt'; fileID = fopen(file); data = double.em...

bijna 4 jaar ago | 0

Question

Reading different lines with different numbers of data
Hi I have the following file where the data are organised in the following way: \$Nodes 1 16 0 1 146 9.616887654983829 -2.74...

bijna 4 jaar ago | 2 answers | 0