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-   -   c97 GNFS not possible? (https://www.mersenneforum.org/showthread.php?t=11404)

Andi47 2009-01-26 16:23

c97 GNFS not possible?
 
I have read somewhere in an other thread, that the crossover between MPQS and GNFS is somewhere at 95 digits. So I wanted to search a GNFS-poly for a c97 with this command line:

[code]msieve -v -p -np 1922281060567477993725663693305396565143847954132229015352758919426135242241392768739857850178863[/code]

msieve now starts to factor this number using Quadratic sieve.

when I type msieve -?, it says that NFS is performed for "97+ digits only". So "97+" means "98 digits or higher?"

henryzz 2009-01-26 16:34

[URL]http://www.mersenneforum.org/showthread.php?t=11099[/URL]
the last binary i posted there will do the trick

Andi47 2009-01-26 17:06

[QUOTE=henryzz;160491][URL]http://www.mersenneforum.org/showthread.php?t=11099[/URL]
the last binary i posted there will do the trick[/QUOTE]

couldn't start application - cygwin1.dll not found.

I will continue with MPQS.

henryzz 2009-01-26 17:23

[quote=Andi47;160503]couldn't start application - cygwin1.dll not found.

I will continue with MPQS.[/quote]
it should be easy to download
search on google

10metreh 2009-01-26 17:42

[quote=henryzz;160507]it should be easy to download
search on google[/quote]

The one I found on google was out of date and I found a bug in it when using cat.exe.

henryzz 2009-01-26 18:19

[quote=10metreh;160511]The one I found on google was out of date and I found a bug in it when using cat.exe.[/quote]
the easiest way to get the latest version is to install cygwin
after that once i had deleted all cygwin dlls previously scattered around my system it has worked perfectly

once i have got my 64-bit linux virtual machine running smoothly i will hopefully work out how to cross-compile windows binaries that dont need any dlls


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