|Bill Allombert on Wed, 6 Nov 2002 10:57:45 +0100|
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|Re: bug in bnrstark|
On Tue, Nov 05, 2002 at 07:16:47PM +0100, Karim BELABAS wrote: > On Tue, 5 Nov 2002, Igor Schein wrote: > > On Tue, Nov 05, 2002 at 06:32:57PM +0100, Karim BELABAS wrote: > >> On Tue, 5 Nov 2002, Bill Allombert wrote: > >>> There is a bug in bnrstark: > >>> ? allocatemem(2^25); > >>> ? B=bnfinit(quadpoly(13,a)); > >>> ? C=bnrinit(B,409,1); > >>> ? bnrstark(B,Mat()) > >>> *** forbidden multiplication t_VEC * t_VEC. > >> > >> Assuming you meant > >> > >> ? bnrstark(C,Mat()) > >> > >> in that last line [ I get "incorrect bigray field otherwise" ], I can't > >> reproduce your problem in 2.2.5 (development CHANGES-1.580) [Linux + ix86]. > >> I get a stack overflow, with the specified stack size, and a (presumably > >> correct) result otherwise in about 15 minutes (100MB stack). > > > > It's most likely seed-dependent. > > Possibly. > > By the way, rnfkummer(C, Mat()) succeeds in 0.5s, default stack. Well I cannot reproduce this bug, but I found out the hard disk was full, and so the build has failed and gp was not CVS current, so it may be an old bug already fixed. Cheers, Bill.