Bill Allombert on Tue, 19 Nov 2019 18:22:06 +0100


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Re: Matrix exponentiation


On Tue, Nov 19, 2019 at 05:00:17PM +0000, Predrag Terzic wrote:
> Which algorithm is used for matrix exponentiation  in PARI/GP 2.11.1
> and what is its computational complexity? Is it repeated squaring
> algorithm (binary exponentiation) or something else?

Matrix exponentiation is not available in PARI/GP.

exp(M) does component-wise exponentiation.

Sorry!
Bill.