GMP division plans
paul at leyland.vispa.com
Tue Apr 4 20:45:43 CEST 2006
On Mon, 2006-04-03 at 10:40, Alexander Kruppa wrote:
> Chris Saunders wrote:
> > Could I ask what the other operations would be?
> > Regards
> > Chris Saunders
> I think getting rid of division is a really great idea, partially
> defined functions are just a terrible annoyance. Division should be
> allowed by units (1, -1) at most.
> I would like to suggest that we also abolish squaring. Non-injective
> functions are an annoyance, too. Torbjörn, could GMP's multiply
> functions check if the two operands are identical and abort if they are?
And if you really, *really* want squaring then it can be very easily
implemented as n^2 = (n+1)(n-1) + 1. Sounds good to me. Increments
and decrements are very cheap operations.
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