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Results tagged with replacement
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user 34651
7
votes
2
answers
1k
views
Replacing elements of a matrix
I'm trying to write a program that takes a given matrix A of 1's and 0's and flips a designated amount of 1's to -1's.
lis1 = ArrayRules[A];
For[i = 1, i < Length[lis1] , i++
lis2 = RandomChoice[ …
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