[Ecm-dev] Licensing woes
Paul.Zimmermann at loria.fr
Mer 11 Mai 11:00:50 CEST 2005
Date: Tue, 10 May 2005 14:26:16 -0400
From: George Woltman <woltman at alum.mit.edu>
At 06:14 AM 5/10/2005, Paul Zimmermann wrote:
>Which functionalities of those two packages do you need/use?
>Is efficiency critical?
>Did you try MPFR (www.mpfr.org) to replace the quad-double package?
>For giantint, doesn't GMP provide the same functionality? Both MPFR
>and GMP are LGPL.
I only use a few functions. Sin, cos, exp, modular inverse, gcd. Speed is not
very important as it all happens at setup.
Those libraries might work but have a high integration cost - especially since
GMP won't work in an MSVC environment - which is what I use.
I'm not sure this is still true. I know people who successfully built GMP
and MPFR under MSVC. I'll try to see how to use them once you release your
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