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Sanwar Ahmad


Last seen: 8 days ago
8 total contributions since 2019

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Question


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 ...

4 months ago | 2 answers | 0

2

answers

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...

7 months ago | 2 answers | 0

2

answers

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...

8 months ago | 2 answers | 0

2

answers

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...

9 months ago | 1 answer | 0

1

answer

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...

1 year ago | 0 answers | 0

0

answers

Answered
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...

1 year 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...

1 year ago | 2 answers | 0

2

answers

Question


Reading *.msh files (3D) in Matlab.
I have created this 3D geometry and the mesh in Gmsh, now I need to get the number of nodes, elements, faces from the mesh in Ma...

1 year ago | 2 answers | 0

2

answers