Re: Mersenne: Re: 26 exponents

2001-05-14 Thread Steve
Subject: Re: Mersenne: Re: 26 exponents On 12 May 2001, at 15:26, Nathan Russell wrote: On Sat, 12 May 2001 14:20:36 -0400, Jud McCranie wrote: snip Thirdly most people will neither know nor care about the detail of how allocations are made. That's an excellent point. When I first started

Re: Mersenne: Pentium 4 owners - pre-beta prime95 release available

2001-05-14 Thread xqrpa
Is ordinary factoring code also present (Factor Only) and is there a corresponding speed-up? What a prospect: doing a 33M exponent L-L in about 60 days! Thanks And Best Wishes, Stefanovic xqrpasuper - Original Message - From: George Woltman [EMAIL PROTECTED] To: [EMAIL PROTECTED]

Mersenne: Re: 22 below M#38 and counting

2001-05-14 Thread Steinar H. Gunderson
On Sun, May 13, 2001 at 09:24:00PM -0400, George Woltman wrote: So. the first 6 folks that email me privately can have one exponent each. Yes please -- if there are any left by now :-) /* Steinar */ -- Homepage: http://members.xoom.com/sneeze/

Re: Mersenne: Re: 26 exponents

2001-05-14 Thread Nathan Russell
On Mon, 14 May 2001 00:20:47 +0100, Daran wrote: As someone currently running a legacy machine, (It's taking 4-5 months to run double-checks in the range under consideration,) I have some thoughts on this. First of all, as Jud notes, the 'elitism' is already there, in that different machines

Re: Mersenne: Pentium 4 owners - pre-beta prime95 release available

2001-05-14 Thread George Woltman
At 01:02 AM 5/14/2001 -0700, xqrpa wrote: Is ordinary factoring code also present (Factor Only) and is there a corresponding speed-up? The factoring code is present but unchanged. Thus, no speedup. Regards, George _

Re: Mersenne: missing exponents?

2001-05-14 Thread Jeff Woods
Chris, I don't think he was bashing Outlook PER SE -- just the version number in question. There have been MANY MANY security fixes to OE since that release, which came with Internet Explorer FOUR a few years back. Even the granola OE that comes with IE 5 (v5.00.2314.1300) has been

Mersenne: miscellaneous

2001-05-14 Thread George Woltman
Hi all, The 6 available small exponents are long since gone. One had a P-1 factor found this morning. I've had one other LL result reported, so we're at 20 below M#38 and counting Embarrassingly, the P4 version I announced 2 days ago fails the self-test. You would have

Re: Mersenne: Re: Primenet exponents (was: missing exponents?)

2001-05-14 Thread Siegmar Szlavik
On Sun, 13 May 2001 20:39:34 -0400, George Woltman wrote: At 07:46 PM 5/13/2001 -0400, Nathan Russell wrote: As it stands, I notice that PrimeNet is given assignments only a few tens of thousand of exponents in advance. Is this done so that you have more flexibility, or is it a technical issue

Mersenne: Emails and virus (slightly OT) :)

2001-05-14 Thread Aaron Blosser
Sorry, I just felt the urge to say this. There is nothing particualarily bad about Outlook Express, these various viruses require you to excute attachments, and you can do that in any mail client.. If any other mail client gets as popular as OE, then it will start to have viruses aimed at

Re: Mersenne: Emails and virus (slightly OT) :)

2001-05-14 Thread Gordon Irlam
I'll try to keep this a little bit on-topic... Does this mailing list do any sort of virus scanning? I know you can't post to the list unless you're actually on the list, but any scanning going on? No there isn't any virus scanning going on. There is however a message limit that tends to

Re: Mersenne: Re: games one can play with genuine composites

2001-05-14 Thread Brian J. Beesley
On 13 May 2001, at 20:06, [EMAIL PROTECTED] wrote: True, for composite c, not all factors of 2^c - 1 need have form 2.K.c + 1; for example, if c = 15, 2^c - 1 = 7.31.151, and the smallest factor, 7, does not have the form 2.K.15 + 1. However, if we do not know any of the factors of c, the

Re: Mersenne: missing exponents?

2001-05-14 Thread Brian J. Beesley
On 13 May 2001, at 19:41, Nathan Russell wrote: Another nice thing would be if people who have submitted several results that don't match other people's results they could be notified that they may have a hardware problem. I can't help wondering whether some users would find that to be

Re: Mersenne: Emails and virus (slightly OT) :)

2001-05-14 Thread Herb Savage
Sorry, I just felt the urge to say this. There is nothing particualarily bad about Outlook Express, these various viruses require you to excute attachments, and you can do that in any mail client.. Not true! With Outlook Express all you have to do is read the message. The virus can be embedded

Re: Mersenne: Re: 26 exponents

2001-05-14 Thread Joshua Zelinsky
Nathan Russel wrote: Are you suggesting that, every time George offers exponents to the members of this mailing list, he should send out a newsletter to every participant - guaranteeing hundreds or thousands of replies for him to deal with? I think there may be no good solution to this. Have

Re: Mersenne: Pentium 4 owners - pre-beta prime95 release available

2001-05-14 Thread Brian J. Beesley
On 14 May 2001, at 9:08, George Woltman wrote: At 01:02 AM 5/14/2001 -0700, xqrpa wrote: Is ordinary factoring code also present (Factor Only) and is there a corresponding speed-up? The factoring code is present but unchanged. Thus, no speedup. ... except for the fact that the slowest P4

Re: Mersenne: Emails and virus (slightly OT) :)

2001-05-14 Thread Aaron Blosser
I'll try to keep this a little bit on-topic... Does this mailing list do any sort of virus scanning? I know you can't post to the list unless you're actually on the list, but any scanning going on? No there isn't any virus scanning going on. There is however a message limit that tends

Re: Mersenne: Emails and virus (slightly OT) :)

2001-05-14 Thread Aaron Blosser
Sorry, I just felt the urge to say this. There is nothing particualarily bad about Outlook Express, these various viruses require you to excute attachments, and you can do that in any mail client.. Not true! With Outlook Express all you have to do is read the message. The virus can be

Overriding assigned exponent type (was Re: Mersenne: Re: 26 exponents)

2001-05-14 Thread Aaron Blosser
Secondly, if - when I ask the server to give me whatever kind of work makes most sense - it gives me something else, whether out of spurious concern for my feelings or for any other reason, then not only are the programmers betraying my trust in them, they are also indicating that they

Mersenne: Purpose of the self-test; also, aren't P4s fast!

2001-05-14 Thread Thomas Womack
I've just collected the beta of version 21, to run on my P4 at home. When I run it on my K62/333 laptop (which I was using as a portable disc having downloaded the beta at college), the self-test tries to test M5242881 with a 256k FFT, gives an excess-roundoff-error message and dies; this is

Re: Mersenne: Purpose of the self-test; also, aren't P4s fast!

2001-05-14 Thread Aaron Blosser
The P4's PSU fan seems to step up a gear when I've been running Prime95 for a few hours, though the CPU temperature reported by Intel Active Monitor on my D850GB board doesn't go about 46C. I suspect the P4 probably runs too hot for it to be possible to build a really quiet solution, but does

Re: Mersenne: missing exponents?

2001-05-14 Thread Aaron Blosser
On 14 May 2001, at 19:04, Brian J. Beesley wrote: There is already a mechanism where people can opt in or out of being notified if an assignment is due to expire. There is? At the risk of looking dim, what is it? In the user information config window, you enter your email address and

Re: Mersenne: Purpose of the self-test; also, aren't P4s fast!

2001-05-14 Thread George Woltman
Hi, At 11:38 PM 5/14/2001 +0100, Thomas Womack wrote: When I run it on my K62/333 laptop, the self-test tries to test M5242881 with a 256k FFT, gives an excess-roundoff-error message and dies; this is presumably a bug. Yes, apparently I broke the old FFT code Another good reason for only

Re: Mersenne: Purpose of the self-test; also, aren't P4s fast!

2001-05-14 Thread George Woltman
Hi, At 04:41 PM 5/14/2001 -0700, Aaron Blosser wrote: That's about a factor six faster than the P2/350 I just sold, Hmm... your P4 at 1.3GHz should, on face value, be 3.8 times faster, and according to George, you should be seeing an extra 3 times improvement in the P4 execution for an

Re: Mersenne: missing exponents?

2001-05-14 Thread Nathan Russell
On Mon, 14 May 2001 17:27:19 -0700, Aaron Blosser wrote: On 14 May 2001, at 19:04, Brian J. Beesley wrote: There is already a mechanism where people can opt in or out of being notified if an assignment is due to expire. There is? At the risk of looking dim, what is it? In the user

Re: Mersenne: missing exponents?

2001-05-14 Thread Aaron Blosser
Hmm... well, then again, I'm looking at the NTPrime. I've only got one machine running Prime95, and it's been so long... I thought it had all the same options though, but I could just be terribly mistaken. Running NTSetup (part of the NT service package), I show version 20.6.5... Aaron

Re: Mersenne: Re: 26 exponents

2001-05-14 Thread Nathan Russell
On Sat, 12 May 2001 16:04:17 -0400, Jud McCranie wrote: At 03:26 PM 5/12/2001 -0400, Nathan Russell wrote: I think that's more of a 'quick fix', and might make new participants feel that GIMPS doesn't trust them. Yes, but a new user need not know that they don't get an exponent that has

Re: Mersenne: missing exponents?

2001-05-14 Thread Nathan Russell
On Mon, 14 May 2001 18:17:10 -0700, Aaron Blosser wrote: Hmm... well, then again, I'm looking at the NTPrime. I've only got one machine running Prime95, and it's been so long... I thought it had all the same options though, but I could just be terribly mistaken. Running NTSetup (part of the

Re: Mersenne: Re: 26 exponents

2001-05-14 Thread Nathan Russell
On Mon, 14 May 2001 20:23:45 -, Brian J. Beesley wrote: On 14 May 2001, at 8:45, Nathan Russell wrote: First of all, as Jud notes, the 'elitism' is already there, in that different machines get treated differently in the assignments that they are given. (To clarify, I did not write the

Re: Mersenne: Re: 26 exponents

2001-05-14 Thread Jud McCranie
At 08:23 PM 5/14/2001 +, Brian J. Beesley wrote: On 14 May 2001, at 8:45, Nathan Russell wrote: First of all, as Jud notes, the 'elitism' is already there, in that different machines get treated differently in the assignments that they are given. Sorry, I don't buy that. Every system

Re: Mersenne: Re: 26 exponents

2001-05-14 Thread Jud McCranie
At 09:44 PM 5/14/2001 -0400, Nathan Russell wrote: However, that is still drawing a distinction between new and experienced users. Well, so what if it does? It is an extremely minor difference. New users would still get first time LL tests - it just means that they wouldn't get exponents

Re: Mersenne: Re: 26 exponents

2001-05-14 Thread Jud McCranie
At 09:44 PM 5/14/2001 -0400, Nathan Russell wrote: However, that is still drawing a distinction between new and experienced users. Well, how about this - new users can get an exponent that has been abandoned several times, but they must check in at least once a month to report the percentage

Mersenne Digest V1 #850

2001-05-14 Thread Mersenne Digest
Mersenne Digest Monday, May 14 2001 Volume 01 : Number 850 -- Date: Sun, 13 May 2001 11:03:50 +0200 From: mohk [EMAIL PROTECTED] Subject: Re: Mersenne: Pentium 4 owners - pre-beta prime95 release available