Dirk Laurie on Sat, 22 Sep 2012 06:33:10 +0200

[Date Prev] [Date Next] [Thread Prev] [Thread Next] [Date Index] [Thread Index]

Re: forprime

2012/9/21 Karim Belabas <Karim.Belabas@math.u-bordeaux1.fr>:

> (We could apply transcendental functions to
> square matrices with their usual mathematical meanings instead of
> current componentwise computation, but nobody ever requested this... :-)

That is a can of worms.  Even exp(A) when A is a matrix of floating-point
numbers is notorious ("Nineteen dubious ways to compute the exponential
of a matrix").