Forum: Lounge
2004-05-21, 21:53
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Replies: 68
Views: 4,207
5/21
1904: FIFA founded
1927: Lindbergh...
5/21
1904: FIFA founded
1927: Lindbergh flew across the Atlantic
1932: Amelia Earthart-Putnam is first woman flying across the Atlantic
1975: Baader-Meinhof-trial opened
1993: Asteroid...
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Forum: Math
2004-05-20, 20:29
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Replies: 12
Views: 2,193
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Forum: News
2004-05-15, 23:41
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Replies: 402
Views: 52,918
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Forum: Lounge
2004-05-11, 13:37
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Replies: 84
Views: 4,451
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Forum: Miscellaneous Math
2004-05-08, 23:02
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Replies: 29
Views: 3,333
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Forum: Miscellaneous Math
2004-05-08, 19:10
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Replies: 29
Views: 3,333
if you wanted to proof 2^p-1 to be prime this...
if you wanted to proof 2^p-1 to be prime this way, you'd have to process k from 1 upto ~2^(p/2-1)/p - which would take far too long to even take it into account. But as Lucas-Lehmer is much faster,...
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Forum: Miscellaneous Math
2004-05-08, 15:52
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Replies: 29
Views: 3,333
Binary exponentiation goes like this:
e.g....
Binary exponentiation goes like this:
e.g. 5^6%7
1. represent exponent in binary form: 610 = 1102
2. initialize the result as 1. -> 1
3. pass the binary representation of the exponent...
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Forum: Lounge
2004-04-28, 17:42
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Replies: 61
Views: 4,048
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Forum: Lounge
2004-04-23, 20:43
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Replies: 11
Views: 1,296
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Forum: Lone Mersenne Hunters
2004-04-16, 18:45
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Replies: 72
Views: 7,505
Hi, cyrix!
Yes, the results.txt file is...
Hi, cyrix!
Yes, the results.txt file is ok. If you did a lot of other exponents before, I would propose to rename the old results.txt before you start your work or cut and paste the results of...
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Forum: PrimeNet
2004-04-14, 01:27
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Replies: 1
Views: 1,236
Hi, Tom!
According to the PrimeNet...
Hi, Tom!
According to the PrimeNet Assigned Exponents Report (http://mersenne.org/primenet/status.txt), the exponents are properly updated and assigned to your new accountID/compID...
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Forum: Lounge
2004-04-11, 20:21
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Replies: 84
Views: 4,451
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Forum: Lounge
2004-04-10, 11:44
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Replies: 46
Views: 5,606
The Birthday Thread
"We wish you a merry Christmas,
we wish you a merry Christmas ..." :ermm:
"... and a happy new year!" :grin:
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Forum: Lounge
2004-04-09, 00:03
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Replies: 84
Views: 4,451
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Forum: Lounge
2004-04-08, 23:45
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Replies: 84
Views: 4,451
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Forum: Lounge
2004-04-08, 23:21
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Replies: 84
Views: 4,451
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Forum: Lone Mersenne Hunters
2004-03-30, 22:18
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Replies: 15
Views: 1,354
Hi, LMHers!
Subrange 35M to 35.2M TFed to...
Hi, LMHers!
Subrange 35M to 35.2M TFed to 2^60. Should be in next nofactor file. No new factors in this subrange. I'll release this subrange for further factoring.
Cheers and happy hunting,...
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Forum: Software
2004-03-24, 22:31
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Replies: 5
Views: 926
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Forum: PrimeNet
2004-03-23, 23:27
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Replies: 8
Views: 1,231
Yes. But, of cause, it is pure luck to grab it...
Yes. But, of cause, it is pure luck to grab it after expiration.
The negative time until expiration is to give the assignee a chance to update.
If the assignee doesn't check in until a day after...
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Forum: Lounge
2004-03-23, 17:44
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Replies: 68
Views: 4,207
23rd March 1882: * Amalie Noether
23rd March...
23rd March 1882: * Amalie Noether
23rd March 1900: * Erich Fromm, excavation of Knossos began
23rd March 1933: "Ermächtigungsgesetz"
23rd March 1937: * Robert Gallo
23rd March 1964: 1st...
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Forum: Software
2004-02-10, 15:26
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Replies: 7
Views: 1,188
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Forum: Lone Mersenne Hunters
2003-12-07, 21:01
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Replies: 15
Views: 1,354
Hi, LMHers!
The last two month and counting...
Hi, LMHers!
The last two month and counting I haven't had internet-access.
Therefore, I didn't send in results. I sent George the results today. The exponents which were factored to 2^59 have...
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Forum: Software
2003-08-23, 17:43
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Replies: 5
Views: 1,595
Hi, striker!
Under The Math...
Hi, striker!
Under The Math (http://www.mersenne.org/math.htm), you'll find an explanation, what this is about. As stated there, this is no serious error - just go on with your work. In general,...
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Forum: Lone Mersenne Hunters
2003-08-21, 13:06
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Replies: 15
Views: 1,354
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Forum: Puzzles
2003-08-20, 09:22
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Replies: 25
Views: 2,230
A simple O(N) algorithm to do this is the...
A simple O(N) algorithm to do this is the following:
Choose a random integer s with e.g. 3 <= s <= 10. Repeat a) , b) and c) s times.
a) Choose a random integer k with 1 <= k <= N / 2.
b)...
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