Forum: Miscellaneous Math
2022-06-22, 16:30
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Replies: 10
Views: 334
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Forum: Factoring
2022-06-12, 16:53
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Replies: 20
Views: 963
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Forum: YAFU
2022-05-30, 00:04
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Replies: 346
Views: 45,773
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Forum: FactorDB
2022-05-29, 23:56
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Replies: 561
Views: 105,200
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Forum: Factoring
2022-05-27, 21:49
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Replies: 84
Views: 2,615
@charybdis: Why would there even be an...
@charybdis: Why would there even be an investigaton? If someone published a working, polynomial-time factoring algorithm for classical computers, that algorithm would be considered "protected speech"...
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Forum: FactorDB
2022-05-27, 21:35
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Replies: 561
Views: 105,200
I know of a reason to keep it. Since we don't...
I know of a reason to keep it. Since we don't have a built-in floor or ceiling function, we can represent it as floor(a/b)=(a-(a%b))/b, and ceil(a/b)=(a-(a%b))/b+1. We can use this to calculate...
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Forum: mersenne.ca
2022-05-26, 00:43
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Replies: 928
Views: 124,101
What about p>2^32?
Please add support for TF "no factor" results 2^32<p<10^10. There are 251,772,290 prime exponents in that range, and I want to be able to see how much TF has been run on such exponents without known...
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Forum: Aliquot Sequences
2022-05-09, 16:25
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Replies: 402
Views: 18,325
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Forum: And now for something completely different
2022-05-09, 15:35
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Replies: 169
Views: 10,369
This is what happened when I tried running...
This is what happened when I tried running ecpp-mpi via "mpirun ecpp-mpi -g -n '10^1000+453' -c -f cert-1000" (The example provided in the accompanying PDF from their website):
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Forum: And now for something completely different
2022-05-08, 23:58
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Replies: 169
Views: 10,369
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Forum: Miscellaneous Math
2022-05-03, 15:45
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Replies: 572
Views: 71,162
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Forum: Aliquot Sequences
2022-05-03, 15:27
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Replies: 1,702
Views: 197,180
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Forum: Aliquot Sequences
2022-05-02, 22:30
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Replies: 1,702
Views: 197,180
Is it possible for an even sequence to hit a...
Is it possible for an even sequence to hit a square over 100 digits, change parity, and hit another square around 20-40 digits after a few terms? I've been thinking about this for the past month, and...
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Forum: Aliquot Sequences
2022-05-02, 20:07
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Replies: 1,702
Views: 197,180
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Forum: And now for something completely different
2022-05-01, 15:22
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Replies: 57
Views: 31,484
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Forum: Miscellaneous Math
2022-04-17, 17:28
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Replies: 2
Views: 644
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Forum: FactorDB
2022-04-12, 00:33
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Replies: 561
Views: 105,200
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Forum: Science & Technology
2022-03-03, 22:06
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Replies: 1,595
Views: 147,172
The atmospheric changes caused by nuclear war...
The atmospheric changes caused by nuclear war would cool the Earth down (i.e. nuclear winter). So, in addition to all the horrible contamination and death that would come with it, there would in fact...
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Forum: FactorDB
2022-02-04, 16:16
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Replies: 561
Views: 105,200
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Forum: Factoring
2022-01-28, 18:16
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Replies: 55
Views: 5,132
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Forum: Factoring
2022-01-27, 21:55
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Replies: 55
Views: 5,132
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Forum: FactorDB
2022-01-25, 15:51
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Replies: 561
Views: 105,200
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Forum: Soap Box
2022-01-23, 17:03
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Replies: 972
Views: 92,338
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Forum: Soap Box
2022-01-23, 16:28
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Replies: 972
Views: 92,338
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Forum: Miscellaneous Math
2022-01-23, 16:20
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Replies: 17
Views: 1,295
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