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samad khansari

Con actividad desde 2014

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how to find different permutations of columns of a matrix such that at any permutation just two columns change place
what permutations are there if we want n-2 columns be the same and just 2 columns swap. Here is an example of what I mean: a=[...

casi 10 años hace | 1 respuesta | 0

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How can I Store all the possible combinations of columns of a matrix?
for example I have : [1 2 3; 4 5 6; 7 8 9] as 3x3 matrix. Now I want : [2 1 3; 5 4 6; 8 7 9] and every other combi...

casi 10 años hace | 2 respuestas | 0

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