mersenneforum.org  

Go Back   mersenneforum.org > Search Forums

Showing results 1 to 25 of 1000
Search took 0.50 seconds.
Search: Posts Made By: axn
Forum: Puzzles 2020-10-23, 15:48
Replies: 25
Views: 514
Posted By axn
Ok. Never really heard it before used as such....

Ok. Never really heard it before used as such. Always heard it in reference to actual fashion (clothing) related things only. Oh well, you live and learn :smile:
Forum: Puzzles 2020-10-23, 15:40
Replies: 25
Views: 514
Posted By axn
:huh: ? Perhaps you meant "kosher"...

:huh: ?

Perhaps you meant "kosher" ?
Forum: Lounge 2020-10-23, 15:30
Replies: 44
Views: 3,496
Posted By axn
You're thinking like a human. For a computer,...

You're thinking like a human. For a computer, what you just said is a nanosecond of computation (to divide by the base and check the remainder). This brings no efficiency to prime finding.
Forum: Number Theory Discussion Group 2020-10-22, 16:14
Replies: 19
Views: 404
Posted By axn
They're searching for permissible patterns, not...

They're searching for permissible patterns, not actual occurrences of any pattern.
Forum: GPU Computing 2020-10-20, 12:39
Replies: 3,399
Views: 295,464
Posted By axn
Can't it be made to assume otherwise?

Can't it be made to assume otherwise?
Forum: Wagstaff PRP Search 2020-10-20, 05:42
Replies: 395
Views: 39,307
Posted By axn
184k-185k

2^184031+1 = 3066962055535703524782090187
2^184031+1 = 3310916668900935201649
2^184031+1 = 8537179521952278577
2^184081+1 = 19318835619480293871001
2^184081+1 = 5034321118894336579
2^184081+1 =...
Forum: Math 2020-10-17, 17:02
Replies: 14
Views: 415
Posted By axn
We are looking at n prime. Since 2^n+1 has a...

We are looking at n prime. Since 2^n+1 has a forced factor of 3, we're looking for Wagstaff primes where the corresponding Mersenne number is a prime or semiprime. There should be infinitely many...
Forum: Wagstaff PRP Search 2020-10-17, 10:34
Replies: 395
Views: 39,307
Posted By axn
199k-200k

2^199037+1 = 627249193279444185889
2^199039+1 = 87865287613670545729
2^199207+1 = 9285128156437126547
2^199211+1 = 1869890775733000036955833
2^199261+1 = 974567960511316133064329
2^199313+1 =...
Forum: GPU Computing 2020-10-13, 14:21
Replies: 1,656
Views: 155,641
Posted By axn
He's using standard Primenet conversion 1Gd/d =...

He's using standard Primenet conversion 1Gd/d = 2GFLOPS
Forum: Soap Box 2020-10-10, 17:03
Replies: 1,339
Views: 57,750
Posted By axn
Ratatouille (2007)

Ratatouille (2007)
Forum: Wagstaff PRP Search 2020-10-10, 16:55
Replies: 395
Views: 39,307
Posted By axn
183k-184k

2^183023+1 = 173261792843097073
2^183023+1 = 38817123227377773657403
2^183037+1 = 166240186193141251
2^183041+1 = 16275694048614271643
2^183059+1 = 130017100225269608033
2^183263+1 =...
Forum: Lone Mersenne Hunters 2020-10-10, 06:36
Replies: 1,707
Views: 144,684
Posted By axn
Another big one. 42 digits, 138 bits ...

Another big one. 42 digits, 138 bits

M3667249 has a factor: 343439538302947378252521531857403032501081 (P-1, B1=30000000, B2=600000000, E=12)

Not my biggest, but still a top-40
Forum: Hardware 2020-10-09, 14:34
Replies: 25
Views: 1,013
Posted By axn
Quite possible, now that you mention it.

Quite possible, now that you mention it.
Forum: Miscellaneous Math 2020-10-07, 15:40
Replies: 7
Views: 231
Posted By axn
which can be simplified to q mod 8 = 1 or 7

which can be simplified to q mod 8 = 1 or 7
Forum: Hardware 2020-10-05, 14:00
Replies: 25
Views: 1,013
Posted By axn
Unlikely that 560K result has anything to do with...

Unlikely that 560K result has anything to do with memory. The i9 is a 20MB L3 part so the whole FFT should be running entirely from L3 and shouldn't be hitting RAM at all. Probably just seeing...
Forum: Soap Box 2020-10-03, 03:04
Replies: 55
Views: 1,560
Posted By axn
You need to select the "multiple choice" option...

You need to select the "multiple choice" option (see attachment) while creating the poll. Unfortunately, it doesn't seem possible to edit the poll and change it to a multiple choice option, so you...
Forum: Hardware 2020-10-02, 14:33
Replies: 171
Views: 10,031
Posted By axn
They = ? I mean, 3080 is better performance...

They = ?

I mean, 3080 is better performance than 2080 Ti. So if the second hand 2080 Tis are not offered _substantially_ cheaper than brand new 3080, you're better off going with 3080. Since the...
Forum: Wagstaff PRP Search 2020-10-02, 14:25
Replies: 395
Views: 39,307
Posted By axn
182k-183k

2^182009+1=147704046657248152898401
2^182009+1=3193379401330177797011
2^182009+1=3375236255839455737
2^182027+1=157795743703740834520057
2^182141+1=149277234675966874085704891...
Forum: Hardware 2020-10-01, 15:24
Replies: 171
Views: 10,031
Posted By axn
Unless they go for less money than an RTX 3080,...

Unless they go for less money than an RTX 3080, you're better off buying that one, as it gives better performance.
Forum: Hardware 2020-10-01, 15:06
Replies: 171
Views: 10,031
Posted By axn
Based on raw DP numbers and bandwidth...

Based on raw DP numbers and bandwidth improvements, a 3090 might have 20-40% higher thruput than a 2080 Ti. 3080 might have 10% higher thruput than 2080 Ti.
/SWAG

EDIT:- Where are you getting...
Forum: Hardware 2020-10-01, 15:00
Replies: 171
Views: 10,031
Posted By axn
It is $1500, you'll most likely need to buy a new...

It is $1500, you'll most likely need to buy a new PSU, and you'll have to sell a kidney to pay for the electricity. :smile:
Forum: Aliquot Sequences 2020-09-30, 13:01
Replies: 635
Views: 30,123
Posted By axn
All numbers with Nov 4 date is a lie. It just...

All numbers with Nov 4 date is a lie. It just means the database was rebuilt on that date and they lost all history of any existing numbers. Hence the "before"
Forum: enzocreti 2020-09-29, 11:01
Replies: 3
Views: 109
Posted By axn
69660 is a pg prime thingie. Sorry to disappoint...

69660 is a pg prime thingie. Sorry to disappoint you.
Forum: GpuOwl 2020-09-28, 05:44
Replies: 140
Views: 4,132
Posted By axn
Do we have some hard numbers comparing these two...

Do we have some hard numbers comparing these two schemes (i.e. traditional P-1-before-PRP, and P-1-during-PRP) and the expected savings and optimal bounds for a current wavefront PRP? Especially with...
Forum: Lounge 2020-09-24, 11:45
Replies: 1,508
RIP
Views: 102,657
Posted By axn
Dean Jones (former Aussie cricketer)

Dean Jones (former Aussie cricketer)
Showing results 1 to 25 of 1000

 
All times are UTC. The time now is 15:44.

Sat Oct 24 15:44:04 UTC 2020 up 44 days, 12:55, 0 users, load averages: 2.01, 1.94, 1.92

Powered by vBulletin® Version 3.8.11
Copyright ©2000 - 2020, Jelsoft Enterprises Ltd.

This forum has received and complied with 0 (zero) government requests for information.

Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation.
A copy of the license is included in the FAQ.