othello nag

2017 年からアクティブ

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質問

convert sparse matrix form matlab format into ijv coordinate format
I have sparse matrices in matlab format and I want to convert them into ijv coordinate format sorted by row(the first column) . ...

約8年前 | 0 件の回答 | 0

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質問

3D Poisson dense matrix for a given N
Is there a Matlab function that generates Poisson matrix in 3D (Uxx + Uyy + Uzz = f(x,y,z)) for a given N. I need it as a dense ...

9年弱前 | 1 件の回答 | 0

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質問

Diagonally dominant matrix with high condition number
Can diagonally dominant matrix get a high condition number(e.g > 100000).

9年弱前 | 1 件の回答 | 0

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質問

Diagonally dominent matrix with desired condition number
I have parallel code for Jacobi algorithm and I want to test it on a square large linear system(like 1600*1600). I tried with sy...

9年弱前 | 0 件の回答 | 0

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質問

creating random dense symmetric matrix with desired condition number
I want to test my code on a large size matrix which should a dense symmetric with specific condition number. I wonder if there a...

9年弱前 | 1 件の回答 | 0

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