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Search: Posts Made By: chris2be8
Forum: NFS@Home 2021-10-25, 15:34
Replies: 239
Views: 18,663
Posted By chris2be8
f86_131p1 is finished: p82 factor:...

f86_131p1 is finished:

p82 factor: 2186916608735263818159320282291647278173942114858594430958752734492542430573877407
p97 factor:...
Forum: NFS@Home 2021-10-22, 15:59
Replies: 203
Views: 22,465
Posted By chris2be8
QUEUED AS f87_131m1 ...

QUEUED AS f87_131m1

(87^131-1)/509338574861951941793710680999789556276021786167714510028149113846 from the Brent tables:

# Built Thu Oct 21 19:25:25 2021
# Estimated SNFS difficulty 257, GNFS...
Forum: NFS@Home 2021-10-21, 15:39
Replies: 239
Views: 18,663
Posted By chris2be8
f73_136p1 is done: p86 factor:...

f73_136p1 is done:

p86 factor: 63512596972509606787860333992235491493385890135960972127398833547837151113702519503713
p95 factor:...
Forum: NFS@Home 2021-10-17, 15:54
Replies: 203
Views: 22,465
Posted By chris2be8
QUEUED AS f78_134p1 ...

QUEUED AS f78_134p1

(78^134+1)/214403392714887435074253595303431901641591226059046618368235003865 from the Brent tables:

# Built Sat Oct 16 21:34:45 2021
# Estimated SNFS difficulty 254, GNFS...
Forum: NFS@Home 2021-10-17, 15:42
Replies: 239
Views: 18,663
Posted By chris2be8
f71_137m1 is factored: p84 factor:...

f71_137m1 is factored:

p84 factor: 550104062902704593527499856672204688147693867750438792280279289793537214874553365517
p121 factor:...
Forum: Hardware 2021-10-15, 15:28
Replies: 35
Views: 1,827
Posted By chris2be8
Or configure prime95 to use fewer cores. That...

Or configure prime95 to use fewer cores. That should cut power use in proportion to the number of cores.
Forum: Homework Help 2021-10-15, 15:23
Replies: 14
Views: 947
Posted By chris2be8
Is it possible to have a SNFS poly with degree >...

Is it possible to have a SNFS poly with degree > 1 on both sides? I'm particularly interested in large quartics where the rational norm is much larger than the algebraic norm if it's monic, so using...
Forum: NFS@Home 2021-10-14, 15:45
Replies: 203
Views: 22,465
Posted By chris2be8
QUEUED AS f86_131p1 ...

QUEUED AS f86_131p1

(86^131+1)/11048064563773177559010869024617874556980700741445586748300049507664125260147 (GNFS 178) from the Brent tables:

# SNFS diff = 258 SNFS equiv = 184 GNFS diff =...
Forum: Marin's Mersenne-aries 2021-10-14, 15:33
Replies: 75
Views: 2,780
Posted By chris2be8
Possibly because 74209207 is composite: $...

Possibly because 74209207 is composite:

$ factor 74209207
74209207: 331 224197
Forum: NFS@Home 2021-10-13, 16:25
Replies: 239
Views: 18,663
Posted By chris2be8
f71_137m1 has built a matrix. LA should finish in...

f71_137m1 has built a matrix. LA should finish in about 79 hours.
Forum: NFS@Home 2021-10-11, 16:16
Replies: 239
Views: 18,663
Posted By chris2be8
f67_139p1 is done: p62 factor:...

f67_139p1 is done:

p62 factor: 89012964434120792573315508523570606870364650283103014044414073
p182 factor:...
Forum: NFS@Home 2021-10-11, 16:05
Replies: 203
Views: 22,465
Posted By chris2be8
QUEUED AS f73_136p1 ...

QUEUED AS f73_136p1

(73^136+1)/29616012945257519556177523571967068839450291555519370813068248905019568642 from the Brent tables:

# Built Fri Oct 8 19:13:09 2021
# Estimated SNFS difficulty...
Forum: Msieve 2021-10-10, 15:36
Replies: 2,047
Views: 181,671
Posted By chris2be8
Many thanks, that's twice the score of the SNFS...

Many thanks, that's twice the score of the SNFS degree 5 poly. So I'll use that.
Forum: Msieve 2021-10-09, 15:47
Replies: 2,047
Views: 181,671
Posted By chris2be8
(86^131+1)/110480645637731775590108690246178745569...

(86^131+1)/11048064563773177559010869024617874556980700741445586748300049507664125260147 from the Brent tables (178 digits):
...
Forum: NFS@Home 2021-10-07, 15:44
Replies: 239
Views: 18,663
Posted By chris2be8
f34_166p1 is done: p95 factor:...

f34_166p1 is done:

p95 factor: 23778410120679909714849849603936417230156274383433812394108523550168010815746303575624944963117
p96 factor:...
Forum: Hardware 2021-10-06, 15:55
Replies: 22
Views: 4,366
Posted By chris2be8
I've met this issue programming in assembly...

I've met this issue programming in assembly language on a s/370-XA. But that design dates from the 1960s which is a partial explanation (it doesn't even have a stack!) There's no excuse for any IS...
Forum: NFS@Home 2021-10-05, 15:38
Replies: 203
Views: 22,465
Posted By chris2be8
QUEUED AS f71_137m1 ...

QUEUED AS f71_137m1

(71^137-1)/41109025419213792793473656534345965241807948175130 from the Brent tables:

# Built Mon Oct 4 17:15:16 2021
# Estimated SNFS difficulty 256, GNFS equivalent 185,...
Forum: Programming 2021-10-04, 15:48
Replies: 41
Views: 1,351
Posted By chris2be8
My knowledge of shell scripting has nearly run...

My knowledge of shell scripting has nearly run out. But there must be *something* in the big script that is affecting yafu. Have you done anything with stdin or stdout in the big script? Try adding...
Forum: Programming 2021-10-03, 16:06
Replies: 41
Views: 1,351
Posted By chris2be8
What happens if you add set -x to the script? It...

What happens if you add set -x to the script? It should show you what the shell thinks the command it's executing is. Try it both in the small working script and the big one where it does not work....
Forum: NFS@Home 2021-10-01, 15:55
Replies: 203
Views: 22,465
Posted By chris2be8
QUEUED AS f67_139p1 (67^139+1)/62055102244...

QUEUED AS f67_139p1

(67^139+1)/62055102244 from the Brent tables:

# Built Wed Sep 29 08:35:35 2021
# Estimated SNFS difficulty 254, GNFS equivalent 183, GNFS difficulty 244, degree 6
n:...
Forum: Science & Technology 2021-09-29, 16:01
Replies: 274
Views: 23,102
Posted By chris2be8
I've seen it suggested that vaccination with...

I've seen it suggested that vaccination with different types vaccine may produce a better response. But don't take that as gospel. And I'd prefer a booster shot adjusted to match the delta variant.
Forum: Cunningham Tables 2021-09-29, 15:56
Replies: 156
Views: 37,647
Posted By chris2be8
msieve's square root stage, -nc3, can't handle...

msieve's square root stage, -nc3, can't handle negative leading algebraic polynomial coefficients. Which is probably why cownoise reversed all the signs.

I hit this once and managed to get -nc3 to...
Forum: NFS@Home 2021-09-29, 15:44
Replies: 239
Views: 18,663
Posted By chris2be8
f98_127p1a is done: p57 factor:...

f98_127p1a is done:

p57 factor: 753441195730951079807278079873235472115555005232988828803
p123 factor:...
Forum: FactorDB 2021-09-26, 15:52
Replies: 164
Views: 51,389
Posted By chris2be8
Hello, I've got up to 1320 digits and...

Hello,

I've got up to 1320 digits and noticed a few near-collisions, such as http://factordb.com/index.php?id=1100000002357780450 which was proved by Alex Kruppa shortly before my script reached...
Forum: NFS@Home 2021-09-26, 15:40
Replies: 203
Views: 22,465
Posted By chris2be8
QUEUED AS f48_151p1 (48^151+1)/4587010099...

QUEUED AS f48_151p1

(48^151+1)/4587010099 from the Brent tables, partly to stop the queue running dry:

# Built Sat Sep 25 17:22:31 2021
# Estimated SNFS difficulty 255, GNFS equivalent 182,...
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