Forum: Data
2022-05-25, 22:34
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Replies: 110
Views: 6,367
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Forum: Lounge
2022-05-19, 20:58
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Replies: 1,931
Views: 219,702
His music for The Bounty...
His music for The Bounty (https://en.wikipedia.org/wiki/The_Bounty_%281984_film%29) was also surprisingly effective in a very nontraditional way. Underrated film IMO, very checkered development...
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Forum: FermatSearch
2022-05-14, 21:26
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Replies: 14
Views: 7,448
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Forum: FermatSearch
2022-05-13, 22:29
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Replies: 14
Views: 7,448
F25-F30 cofactor status
[By way of cross-referencing]
I just posted details/results for my tests of the F25-F30 cofactors here (https://www.mersenneforum.org/showthread.php?p=605833#post605833). Executive Summary:
o...
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Forum: Factoring
2022-05-13, 22:16
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Replies: 73
Views: 11,797
OK, so it took a little bit longer...
OK, so it took a little bit longer (https://www.mersenneforum.org/showthread.php?p=605833#post605833) - but from F25 all the way through F30, the latter having required roughly 100x the compute...
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Forum: Computer Science & Computational Number Theory
2022-05-13, 22:05
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Replies: 82
Views: 34,576
F25-F30 cofactor status, Part 2
In each case I begin with a quick Pépin-test residue sanity check, summarized here:
In the results below, for each prime factor, 'A: R == ' is the full residue (mod p) and 'B: R ==' is the (mod p)...
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Forum: Computer Science & Computational Number Theory
2022-05-13, 21:54
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Replies: 82
Views: 34,576
F25-F30 cofactor status, Part 1
[I PMed a more-or-less-identical draft of this to Prime95, ATH; yorix, jasonp, philmoore and R. Gerbicz yesterday]
F25-F30 cofactor status:
In the context of testing the cofactor-PRP...
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Forum: Lounge
2022-05-08, 23:55
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Replies: 1,931
Views: 219,702
Ghost_of_Kyiv...
Ghost_of_Kyiv (https://en.wikipedia.org/wiki/Ghost_of_Kyiv) | Wikipedia
But while we're on the topic of glue-sniffing, don't let that stop anyone from running out and buying the commemorative...
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Forum: GPU Computing
2022-04-18, 19:08
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Replies: 45
Views: 7,454
@Magellan3s: What about int32 performance vs...
@Magellan3s: What about int32 performance vs float32? I'm guessing much of the TF code uses that.
No need for big specs-tables dumps, just the rundown of int32 vs float32 for various GPUs of...
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Forum: GPU Computing
2022-04-09, 20:16
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Replies: 374
Views: 95,542
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Forum: GMP-ECM
2022-04-01, 22:36
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Replies: 24
Views: 1,905
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Forum: GMP-ECM
2022-04-01, 21:26
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Replies: 24
Views: 1,905
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Forum: GMP-ECM
2022-04-01, 20:52
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Replies: 24
Views: 1,905
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Forum: GMP-ECM
2022-04-01, 20:12
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Replies: 24
Views: 1,905
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Forum: GMP-ECM
2022-04-01, 18:47
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Replies: 24
Views: 1,905
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Forum: GMP-ECM
2022-04-01, 00:12
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Replies: 24
Views: 1,905
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Forum: GMP-ECM
2022-03-31, 22:55
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Replies: 24
Views: 1,905
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Forum: Hardware
2022-03-30, 18:32
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Replies: 185
Views: 41,768
I see Odroid N2 and N2+ with 4GB RAM (but...
I see Odroid N2 and N2+ with 4GB RAM (but typically sans PSU and eMMC module) selling for under $100 at various sites including eBay, Amazon and here (https://ameridroid.com/products/odroid-n2-plus)...
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Forum: Mlucas
2022-03-20, 19:29
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Replies: 27
Views: 3,645
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Forum: GPU Computing
2022-03-17, 21:09
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Replies: 45
Views: 7,454
Several years ago, in conjunction with the...
Several years ago, in conjunction with the discussion in this thread, I hacked together a float32 version of the then-current Mlucas version, managed to get it mostly working, but more-pressing...
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Forum: Lounge
2022-03-16, 02:15
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Replies: 373
Views: 45,061
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Forum: Mlucas
2022-03-13, 22:56
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Replies: 27
Views: 3,645
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Forum: Mlucas
2022-03-07, 19:55
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Replies: 27
Views: 3,645
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Forum: Hardware
2022-03-05, 20:38
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Replies: 244
Views: 48,689
Lack of keyboard-based minimize on my Ubuntu...
Lack of keyboard-based minimize on my Ubuntu desktop (my main Linux work-managment machine - all others are remote-access) also bugged me - at least under Ubuntu/Gnome, "option-h" (where 'option' is...
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Forum: Hardware
2022-03-04, 19:40
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Replies: 11
Views: 1,181
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