math

how do i find the index of a nilpotent matrix??..

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1. Hmm. I don't know of any "formula" as such. You know that an NxN matrix will have index <= N, so just start multiplying. You'll have at most N-1 multiplications.

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posted by Steve
2. but what if N is a huge number...is there any logic to make the process simpler?

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