Karim Belabas on Fri, 08 Jul 2005 21:32:41 +0200 |
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Re: factoring speed |
* Ralf Stephan [2005-06-25 16:42]: > > factor(2^263-9) > > Version 2.2.9 (libgmp): 13.76 13.78 13.78s > Version 2.2.10 (native): 17.10 16.98 17.00s > Version 2.2.10 (libgmp): 17.09 16.93 16.93s > > Am I doing something wrong? Prompted by the above, a number of problems have been discovered and fixed by Gerhard Niklasch in MPQS (missing factors leading to expensive extra runs, rare stack corruptions). Integer factorization in current CVS should be at least as fast as 2.2.9 was. Thanks for your report ! Karim. -- Karim Belabas Tel: (+33) (0)1 69 15 57 48 Dep. de Mathematiques, Bat. 425 Fax: (+33) (0)1 69 15 60 19 Universite Paris-Sud http://www.math.u-psud.fr/~belabas/ F-91405 Orsay (France) http://pari.math.u-bordeaux.fr/ [PARI/GP]