mersenneforum.org  

Go Back   mersenneforum.org > Search Forums

Showing results 1 to 25 of 69
Search took 0.02 seconds.
Search: Posts Made By: mathwiz
Forum: Alberico Lepore 2020-08-14, 02:51
Replies: 16
Views: 1,052
Posted By mathwiz
This guy (crank? capatost? whatever) has also...

This guy (crank? capatost? whatever) has also been told, repeatedly, to test his own algorithms -- preferably on numbers with >=20 digits. He consistently refuses, and just scribbles more equations,...
Forum: Miscellaneous Math 2020-07-10, 23:58
Replies: 55
Views: 2,128
Posted By mathwiz
I am quoting R.D. Silverman, but addressing the...

I am quoting R.D. Silverman, but addressing the moderators here:

Why is this sort of rude, insulting tone permitted on the forums? Certainly this vitriol and condescension discourages people from...
Forum: Operazione Doppi Mersennes 2020-07-06, 18:53
Replies: 10
Views: 734
Posted By mathwiz
Cool! How was this factor found?

Cool! How was this factor found?
Forum: Miscellaneous Math 2020-06-21, 19:42
Replies: 56
Views: 2,046
Posted By mathwiz
That is certainly true from a mathematical...

That is certainly true from a mathematical standpoint. However, for those new to the forum (presumably including the OP) it's helpful to provide links and instructions to trial factoring software, so...
Forum: Alberico Lepore 2020-05-27, 12:20
Replies: 1
Views: 592
Posted By mathwiz
I'd be amazed if anybody on the forum has the...

I'd be amazed if anybody on the forum has the patience to put up with your gibberish anymore, after you've been told repeatedly to test your own equations.
Forum: Forum Feedback 2020-05-27, 00:03
Replies: 3
Views: 999
Posted By mathwiz
Better question: why do people bother to change...

Better question: why do people bother to change thread titles repeatedly?
Forum: FermatSearch 2020-05-25, 13:36
Replies: 302
Views: 37,488
Posted By mathwiz
Awesome, congrats!! Is the new pmfs version...

Awesome, congrats!!

Is the new pmfs version available somewhere, either as source or a compiled Linux binary?
Forum: GMP-ECM 2020-05-20, 22:37
Replies: 3
Views: 996
Posted By mathwiz
Wow! Amazing how quickly you tracked that down....

Wow! Amazing how quickly you tracked that down. Thanks for your help.

The fix does seem to be working locally. I don't know if the GMP-ECM developers monitor this forum; perhaps they should be...
Forum: Factoring 2020-05-20, 22:36
Replies: 2
Views: 349
Posted By mathwiz
Thanks, but I don't see anything in their...

Thanks, but I don't see anything in their software that can do GPU trial division for GFN's...
Forum: GMP-ECM 2020-05-20, 20:03
Replies: 3
Views: 996
Posted By mathwiz
GMP-ECM with gwnum failure

Got this failure today. I cannot tell if this is a bug in GMP-ECM or GWNUM, or some combination?

$ echo "(7^2048+1)/4119427741479153633869060968771666377359362" | ./ecm -v -c 100 11e7
GMP-ECM...
Forum: Factoring 2020-05-20, 19:07
Replies: 2
Views: 349
Posted By mathwiz
GPU software for trial div GFN's

Are there any GPU programs that can do trial division on generalized Fermat numbers, e.g. 7^(2^n)+1 (http://factordb.com/index.php?query=7%5E%282%5En%29%2B1)?
Forum: Alberico Lepore 2020-04-30, 01:19
Replies: 9
Views: 1,081
Posted By mathwiz
solve: p*q=15 p=3 RSA is broken

solve: p*q=15

p=3

RSA is broken
Forum: Factoring 2020-03-20, 04:31
Replies: 1,810
Views: 119,799
Posted By mathwiz
I'm experimenting/getting up to speed with using...

I'm experimenting/getting up to speed with using phi+CADO for SNFS factorizations.

If I plug (say) the 11-7_265 cofactor into the phi program, specifying -deg4, it spits out this poly:

$ ./phi...
Forum: Alberico Lepore 2020-03-02, 21:54
Replies: 20
Views: 2,154
Posted By mathwiz
1. toss equations at screen 2. disregard test...

1. toss equations at screen
2. disregard test cases
3. say "please help me test it"
4. go back to 1
Forum: Alberico Lepore 2020-02-24, 20:20
Replies: 30
Views: 3,840
Posted By mathwiz
No. Demonstration here means "show you can factor...

No. Demonstration here means "show you can factor a 100+ digit semiprime with your method".
Forum: Alberico Lepore 2020-02-23, 01:13
Replies: 30
Views: 3,840
Posted By mathwiz
Just so you know, no one is paying attention to...

Just so you know, no one is paying attention to you any more.

You need to test your own equations, and demonstrate them on larger numbers.
Forum: Factoring 2020-02-20, 23:31
Replies: 42
Views: 4,328
Posted By mathwiz
Pay how much to charity? I vote: <the number of...

Pay how much to charity? I vote: <the number of processor cores used> USD. :smile:
Forum: enzocreti 2020-02-15, 21:03
Replies: 6
Views: 536
Posted By mathwiz
Sure, for example: 344 = 1^3 + 7^3 = 6^3 +...

Sure, for example:

344 = 1^3 + 7^3 = 6^3 + 2^7
1092728 = 1^3 + 103^3 = 94^3 + 2^18
2752 = 2^3 + 14^3 = 12^3 + 2^10
8741824 = 2^3 + 206^3 = 188^3 + 2^21
22016 = 4^3 + 28^3 = 24^3 + 2^13...
Forum: Information & Answers 2020-02-12, 03:24
Replies: 21
Views: 2,969
Posted By mathwiz
Don't you mean 1024 bits?

Don't you mean 1024 bits?
Forum: Lounge 2020-02-11, 20:15
Replies: 120
Views: 11,955
Posted By mathwiz
Maybe he meant this: ? nextprime(109123789) ...

Maybe he meant this:

? nextprime(109123789)
%2 = 109123811

with no known factors or primality tests, per https://www.mersenne.org/report_exponent/?exp_lo=109123811&exp_hi=&full=1
Forum: Forum Feedback 2020-01-30, 23:59
Replies: 3
Views: 1,828
Posted By mathwiz
Why not stick around, ask more questions, and...

Why not stick around, ask more questions, and learn more things? :smile:
Forum: Lounge 2020-01-25, 18:33
Replies: 1,633
Views: 49,850
Posted By mathwiz
divas Diary insists velociraptors are safe. ...

divas

Diary insists velociraptors are safe.

diary
Forum: FermatSearch 2020-01-24, 20:45
Replies: 302
Views: 37,488
Posted By mathwiz
https://primes.utm.edu/bios/page.php?id=1298 may...

https://primes.utm.edu/bios/page.php?id=1298 may at least answer some of your questions.
Forum: Miscellaneous Math 2020-01-11, 19:15
Replies: 3
Views: 669
Posted By mathwiz
You might want to read up on:...

You might want to read up on: https://primes.utm.edu/howmany.html
Forum: Msieve 2020-01-09, 16:16
Replies: 4
Views: 937
Posted By mathwiz
compiling msieve w/ latest CUDA?

On an Ubuntu 18.04 system with the latest msieve checked out from SVN, and CUDA 10, I get a bunch of build errors, e.g.

nvcc fatal : Value 'sm_20' is not defined for option 'gpu-architecture'
...
Showing results 1 to 25 of 69

 
All times are UTC. The time now is 06:00.

Sat Aug 15 06:00:06 UTC 2020 up 2 days, 2:35, 0 users, load averages: 3.07, 3.51, 3.33

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.