Message 7003 from Yahoo.Groups.Primeform
Return-Path: <boeses-kellerchen@...>
Received: (qmail 79281 invoked from network); 26 Feb 2006 18:23:49 -0000
Received: from unknown (66.218.67.33)
by m34.grp.scd.yahoo.com with QMQP; 26 Feb 2006 18:23:49 -0000
Received: from unknown (HELO n7a.bullet.scd.yahoo.com) (66.94.237.41)
by mta7.grp.scd.yahoo.com with SMTP; 26 Feb 2006 18:23:49 -0000
Comment: DomainKeys? See http://antispam.yahoo.com/domainkeys
Received: from [66.218.69.1] by n7.bullet.scd.yahoo.com with NNFMP; 26 Feb 2006 18:23:07 -0000
Received: from [66.218.66.68] by t1.bullet.scd.yahoo.com with NNFMP; 26 Feb 2006 18:23:07 -0000
X-Sender: boeses-kellerchen@...
X-Apparently-To: primeform@yahoogroups.com
Received: (qmail 31984 invoked from network); 24 Feb 2006 20:38:44 -0000
Received: from unknown (66.218.66.217)
by m27.grp.scd.yahoo.com with QMQP; 24 Feb 2006 20:38:44 -0000
Received: from unknown (HELO n3a.bullet.scd.yahoo.com) (66.94.237.37)
by mta2.grp.scd.yahoo.com with SMTP; 24 Feb 2006 20:38:44 -0000
Comment: DomainKeys? See http://antispam.yahoo.com/domainkeys
Received: from [66.218.69.5] by n3.bullet.scd.yahoo.com with NNFMP; 24 Feb 2006 20:38:19 -0000
Received: from [66.218.66.77] by t5.bullet.scd.yahoo.com with NNFMP; 24 Feb 2006 20:38:19 -0000
Date: Fri, 24 Feb 2006 20:38:19 -0000
To: primeform@yahoogroups.com
Message-ID: <dtnqrr+spib@...>
In-Reply-To: <dtnqf8+gtvk@...>
User-Agent: eGroups-EW/0.82
MIME-Version: 1.0
Content-Type: text/plain; charset="ISO-8859-1"
Content-Transfer-Encoding: quoted-printable
X-Mailer: Yahoo Groups Message Poster
X-Yahoo-Newman-Property: groups-system
X-Originating-IP: 66.94.237.37
X-eGroups-Msg-Info: 1:12:0:0
X-Yahoo-Post-IP: 84.175.106.62
From: "patrickthekeller" <boeses-kellerchen@...>
Subject: Re: Primality proof of (34*10^15768-43)/9 - need help!
X-Yahoo-Group-Post: member; u=195674362; y=qiOP7K0WScKqJIBL6OkXtoEPdEtMhgTqK2zuqjZAyoTnI4kEvH9_SRVNiQ
X-Yahoo-Profile: patrickthekeller
X-eGroups-Approved-By: jim_fougeron <jfoug@...> via web; 26 Feb 2006 18:23:06 -0000

--- In primeform@yahoogroups.com, "Paul Underwood" <paulunderwood@...>
wrote:
>
> Greg:
>
> thanks. I've got Primo 2.2.0 beta 5 running on the number with 99.9%
> usage of an XP3200+ (2.2GHz) with DDR400/PC3200 memory under WINE. So
> I guess it's going to take a few days.
>
> Paul
>
> >
> > In http://groups.yahoo.com/group/primeform/message/6261, it is stated
> > that Primo 2.2.0 beta 5 took about 320 Athlon GHz-hours to prove a
> > 3519-digit number, so this number should take significantly less.
> > Although I'm not sure of the speed improvements of 2.2.0 over 2.1.2...
> >
> > Greg
> >
> > --- In primeform@yahoogroups.com, "Paul Underwood" <paulunderwood@>
> > wrote:
> > >
> > > > So, at this point, there is one missing bit. The primality of the
> > > > 2454-digit PRP
> > > > Phi(7884,10)/(3951358309*43519681*11668781326071061*50594869824289387600141*
698321409620914728282889*10226827901261393154083521*2768214255974519676483980192126941)
> > > > remains to be proven. This is where I need help. Primo would make
> > > > easy, if time consuming, work of this, but since I'm in the US, the
> > > > Primo license prohibits me from using it. Could someone outside of
> > > > the US, Canada, and Japan prove the primality of this number?
> > >
> > > I'll gladly do this. Please can somebody give an estimate of the
> > > number of 32-Athlon GHz hours are needed by Primo 2.1.2 for a proof?
> > >
> > > Paul
> > >
> >
>

I could try running it under a normal Windows environment with an AMD
Athlon 64 3400+ so that you wouldn't have to run it under WINE. I
guess it shouldn't take too long ;)


Message 6988 Message 6989 Message 6990 Message 6991 Message 6992 Message 6993

Message 6994 Message 6995 Message 6998 Message 7006 Message 7024 Message 7033