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Search: Posts Made By: roy1942
Forum: PrimeNet 2007-03-08, 03:48
Replies: 8
Views: 590
Posted By roy1942
New math: 47 + 16 = 12 Internet PrimeNet...

New math: 47 + 16 = 12

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Forum: PrimeNet 2007-02-17, 19:39
Replies: 37
Views: 2,510
Posted By roy1942
I used my Option 2. I put the exponent back at...

I used my Option 2. I put the exponent back at the top of my worktodo.ini a day before the 2/15 server synch. When I reported in, I got the error 11 message, but the exponent stayed in my worktodo. ...
Forum: PrimeNet 2007-01-22, 05:39
Replies: 37
Views: 2,510
Posted By roy1942
I think I have just found the answer to my own...

I think I have just found the answer to my own question. I just moved the exponent down a few lines in my worktodo to delay its completion, did 'stop'and 'continue' to switch to the new top exponent,...
Forum: PrimeNet 2007-01-22, 05:14
Replies: 37
Views: 2,510
Posted By roy1942
I will go with my option 2. My exponent...

I will go with my option 2. My exponent (35531149) has under 2 days to go, but I will switch to another, come back to this one after 2/15, and then let you know how it worked out.

Right now this...
Forum: PrimeNet 2007-01-21, 03:53
Replies: 37
Views: 2,510
Posted By roy1942
I have the same problem as the people above - the...

I have the same problem as the people above - the original owner let the exponent expire, it was reassigned to me, and then a few days ago the original owner finished it and reported the result to...
Forum: Science & Technology 2006-09-05, 03:41
Replies: 39
Views: 2,424
Posted By roy1942
Actually the "concave orbit" criterion depends on...

Actually the "concave orbit" criterion depends on the relative sizes of the earth-sun and earth-satellite orbits, and the relative masses of the earth and the sun, and (to first order) is independent...
Forum: Lounge 2005-03-16, 03:13
Replies: 165
Views: 18,418
Posted By roy1942
And those of us who count keyboard style liked...

And those of us who count keyboard style liked the next year better:
12:34:56 7/8/90
Forum: Software 2005-03-07, 15:30
Replies: 12
Views: 860
Posted By roy1942
When running Prime95 on a computer that is...

When running Prime95 on a computer that is otherwise idle - especially a laptop - using a USB flash drive seems like a good way to avoid spinning up the hard drive to write the multi-megabyte save...
Forum: News 2005-02-18, 16:46
Replies: 132
Views: 18,050
Posted By roy1942
Here's some candidates that fit the bill: ...

Here's some candidates that fit the bill:

24095699 68 0x818D9BA5086BCC__ 18-Feb-05 08:18 AG point100
24168167 68 0xBCFF5F603C54D7__ 18-Feb-05...
Forum: Miscellaneous Math 2005-01-31, 14:03
Replies: 11
Views: 947
Posted By roy1942
Whoops, close but not quite! This does not imply...

Whoops, close but not quite! This does not imply that N+1 is a prime itself, but that it is either a prime (unlikely) or a composite (probably) whose smallest factor is a prime larger than p. In...
Forum: Hardware 2004-12-11, 02:56
Replies: 29
Views: 2,354
Posted By roy1942
If you want to get a cheap P4 box, a good place...

If you want to get a cheap P4 box, a good place to start is from TigerDirect.com. Look at their barebones kit, item N52-3015. It is $170 less $140 in rebates, or just $30 net cost!!. You get a...
Forum: Software 2004-07-18, 23:13
Replies: 2
Views: 1,151
Posted By roy1942
Maybe the problem is in the format of your...

Maybe the problem is in the format of your worktodo.ini file. Remember that in Windows, a text line ends with a carriage-return + line-feed pair, while in linux/unix, it just ends with a line-feed. ...
Forum: News 2004-05-19, 17:29
Replies: 402
Views: 39,961
Posted By roy1942
http://www.mersenneforum.org/showthread.php?t=2183

http://www.mersenneforum.org/showthread.php?t=2183
Forum: News 2004-05-19, 02:50
Replies: 402
Views: 39,961
Posted By roy1942
-Because some of us figured it out, and not just...

-Because some of us figured it out, and not just guessing. The evidence was less hidden in the past, and it was pretty obvious when you had the right one, especially if you had some fortunate...
Forum: News 2004-05-19, 01:29
Replies: 402
Views: 39,961
Posted By roy1942
And there's two more fake residues that I have in...

And there's two more fake residues that I have in my notes somewhere, for the two false alarms in the past year. But these were never officially made public.
Forum: News 2004-05-16, 05:30
Replies: 402
Views: 39,961
Posted By roy1942
A 33M exponent would take about a month using...

A 33M exponent would take about a month using Prime95 on the fastest P4. I don't know how fast "big UNIX iron" running Glucas could do it. Does this request for a month for a verification point to...
Forum: News 2004-05-16, 04:56
Replies: 402
Views: 39,961
Posted By roy1942
In the hour before the 'unverified' notice first...

In the hour before the 'unverified' notice first appeared, there were 11 exponents checked in that satisfied 'new record', i.e., larger than 20996011. Six of these are from participants ranking in...
Forum: Teams 2004-03-29, 00:52
Replies: 9
Views: 4,056
Posted By roy1942
I think you are correct. And that person is still...

I think you are correct. And that person is still on the list as an individual, with rank near the bottom. I would guess that he has a machine or two that don't know about the account change, and...
Forum: Lounge 2004-03-23, 02:08
Replies: 52
Views: 4,549
Posted By roy1942
...but no more improbable than any other exponent...

...but no more improbable than any other exponent in this size range.

Now if it were found to be prime after all, who would be credited as the discoverer?
Forum: Lounge 2004-03-10, 19:09
Replies: 52
Views: 4,549
Posted By roy1942
Whoops, I just read the post that came while I...

Whoops, I just read the post that came while I was composing my own. Should I keep going as part of a 1st + DC pair? That would be okay with me.
Forum: Lounge 2004-03-10, 19:06
Replies: 52
Views: 4,549
Posted By roy1942
I started a run yesterday, and am obviously on...

I started a run yesterday, and am obviously on the same exponent as I match this residue at 1,000,000. It's a P4 at 1.9 GHz - not the fastest but will finish slightly before George. My run uses...
Forum: Lounge 2004-03-09, 23:26
Replies: 52
Views: 4,549
Posted By roy1942
George, Are you writing any interim residue...

George,

Are you writing any interim residue files in your doublecheck? If so, maybe you could post an interim residue, like at iteration 1,000,000 for those of us who have made predictions and...
Forum: Lounge 2004-02-16, 22:58
Replies: 12
Views: 813
Posted By roy1942
but it can get even closer! 1. ...

but it can get even closer!
1. Team_Prime_Rib 17680.3 22058 1665.71 3378 71779.37
2. curtisc 17680.0 15829 17.260 235 75549.83
Forum: News 2003-12-02, 19:43
Replies: 188
Views: 27,277
Posted By roy1942
From my posting of 11/29: ****************** ...

From my posting of 11/29:
******************
quote:
--------------------------------------------------------------------------------
Originally posted by GP2

quote:...
Forum: Lounge 2003-11-29, 16:18
Replies: 30
Views: 3,840
Posted By roy1942
Whoops, it's not 50%, it's 8 out of 14, or 57% ...

Whoops, it's not 50%, it's 8 out of 14, or 57% !!!!
Showing results 1 to 25 of 47

 
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