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Search: Posts Made By: Happy5214
Forum: Prime Wiki 2021-12-04, 05:01
Replies: 194
Sticky: Prime-Wiki
Views: 68,061
Posted By Happy5214
I think I've brought this issue up before, maybe...

I think I've brought this issue up before, maybe via PM (I don't feel like searching for it now). The wiki license is CC-BY-NC-SA 3.0, which I believe was inherited from the old Mersenne Wiki. I have...
Forum: Math 2021-11-28, 04:05
Replies: 10
Views: 2,322
Posted By Happy5214
I checked various versions of the mprime source...

I checked various versions of the mprime source (29.8, 30.3, and the latest release of 30.7), and they all purport to use the same Suyama parameterization used by GMP-ECM for -param 0 (the default),...
Forum: Software 2021-11-28, 03:24
Replies: 3
Views: 186
Posted By Happy5214
Your question lacks necessary context. Which...

Your question lacks necessary context. Which program(s) are you running P-1 tests in?
Forum: Software 2021-11-26, 05:35
Replies: 8
Views: 422
Posted By Happy5214
Here's a modified version of one of my old sieve...

Here's a modified version of one of my old sieve control scripts. pipe is a Unix named pipe (created with mkfifo), which you write to using standard write commands (e.g. echo).
Forum: PrimeNet 2021-11-26, 05:02
Replies: 8
Views: 569
Posted By Happy5214
mprime sets its own maximum RAM limit to a...

mprime sets its own maximum RAM limit to a uselessly low level to avoid any surprises. Run mprime with the -m flag, select option 14 (Options/Resource Limits), and raise the disk (for the PRP proofs)...
Forum: Number Theory Discussion Group 2021-11-26, 04:03
Replies: 30
Views: 5,758
Posted By Happy5214
mpz_t is formally defined in gmp.h as a typedef...

mpz_t is formally defined in gmp.h as a typedef for an array of exactly one __mpz_struct internal struct, so it's implicitly a pointer.

By the way, note to mods, this is a programming thread in...
Forum: Proth Prime Search 2021-11-26, 00:05
Replies: 24
Views: 7,333
Posted By Happy5214
Not to hijack this thread, but based on personal...

Not to hijack this thread, but based on personal experience, I've had trouble getting my GeForce RTX 2060 to sieve faster with srsieve2cl than my Intel Core i7-10875H running 8 threads with sr1sieve....
Forum: Conjectures 'R Us 2021-11-13, 07:45
Replies: 484
Views: 72,301
Posted By Happy5214
I don't remember if Gary said anything about this...

I don't remember if Gary said anything about this previously, but have the even k's been tested/accounted for in the R2 2nd conjecture? I did not test them when I initialized my set of data.
Forum: FactorDB 2021-11-07, 10:10
Replies: 478
Views: 89,074
Posted By Happy5214
So (10^43*10-10^43-1)^2-2 ≠ (10^43*9-1)^2-2? ...

So (10^43*10-10^43-1)^2-2 ≠ (10^43*9-1)^2-2?

Wow, this backend needs a better algebra system.
Forum: Math 2021-11-07, 09:41
Replies: 10
Views: 2,322
Posted By Happy5214
I usually have success adding my GIMPS ECM...

I usually have success adding my GIMPS ECM factors to FactorDB using the standard group order formula. I used to dump my aliquot ECM factors into FactorDB regularly, and I ran into similar errors as...
Forum: Hardware 2021-11-07, 03:48
Replies: 12
Views: 863
Posted By Happy5214
https://www.openculture.com/2019/11/nikola-tesla-a...

https://www.openculture.com/2019/11/nikola-tesla-accurately-predicted-the-rise-of-the-internet-smart-phone-in-1926.html[/QUOTE]

He was so close to being right... but vests are out.
Forum: Aliquot Sequences 2021-11-07, 03:42
Replies: 107
Views: 5,902
Posted By Happy5214
There actually is a third solution, the ugliest...

There actually is a third solution, the ugliest by far and the one GMP more-or-less does internally: create a two-member struct of uint64_t values (high and low). But I would not recommend it unless...
Forum: CADO-NFS 2021-11-07, 03:01
Replies: 3
Views: 1,153
Posted By Happy5214
kill -s SIGINT <pid> would be the equivalent to...

kill -s SIGINT <pid> would be the equivalent to Ctrl+C. I don't have any CADO-specific advice past that, as I'm still stuck on yafu/GGNFS.
Forum: Factoring 2021-11-07, 02:47
Replies: 2
Views: 643
Posted By Happy5214
I missed the complex number unit in high school,...

I missed the complex number unit in high school, so I won't comment on that (if anyone has good reading material for me, feel free to suggest). But the fact that you used Floyd's cycle-finding...
Forum: Riesel Prime Search 2021-11-03, 02:52
Replies: 439
Views: 86,351
Posted By Happy5214
(Note to mods: still not clear if this is the...

(Note to mods: still not clear if this is the right thread. Please confirm.)

As of November 1, the (near-)Woodall k's listed in https://www.mersenneforum.org/showpost.php?p=550539&postcount=363...
Forum: Software 2021-11-02, 00:40
Replies: 598
Views: 87,416
Posted By Happy5214
Would it be possible for mtsieve to return with a...

Would it be possible for mtsieve to return with a non-zero exit code if it was terminated manually (i.e. with SIGINT)? I have several shell scripts for the older srsieve family of programs that have...
Forum: FactorDB 2021-10-28, 07:28
Replies: 478
Views: 89,074
Posted By Happy5214
The modulo operator (%) needs to be removed...

The modulo operator (%) needs to be removed entirely if we keep getting issues like this. The software is able to resolve the operation, but it can't seem to figure out that it doesn't need a new ID...
Forum: Prime Wiki 2021-10-22, 11:09
Replies: 194
Sticky: Prime-Wiki
Views: 68,061
Posted By Happy5214
My Lua rewrite of the NVal and NVal list...

My Lua rewrite of the NVal and NVal list templates is complete enough to share. I achieved a speed improvement of over 5x vs. my copy of the current code (pre Gen. Fermat) on my personal server. This...
Forum: Miscellaneous Math 2021-10-06, 12:01
Replies: 40
Views: 2,365
Posted By Happy5214
I concur on the RPN order, and as someone who's...

I concur on the RPN order, and as someone who's dabbled a bit in Lisp-style languages, prefix/Polish notation is superior to infix as well, at least in CS. (Try getting the uninitiated to switch to...
Forum: Msieve 2021-10-06, 11:12
Replies: 2
Views: 499
Posted By Happy5214
This. Download yafu...

This. Download yafu (https://www.mersenneforum.org/showthread.php?t=26681) or ecm.py (https://www.mersenneforum.org/showthread.php?t=15508), either of which would orchestrate the ECM stages. In...
Forum: Lone Mersenne Hunters 2021-09-28, 09:18
Replies: 1,988
Views: 272,685
Posted By Happy5214
It doesn't have to be a particularly noteworthy...

It doesn't have to be a particularly noteworthy factor for Stargate to be fond of it. (Re-read the thread title.) Now, if we start adding sub-64-bit factors here, that may be crossing the line.
Forum: Prime Wiki 2021-09-27, 15:07
Replies: 194
Sticky: Prime-Wiki
Views: 68,061
Posted By Happy5214
I created a template in my user sandbox...

I created a template in my user sandbox (https://www.rieselprime.de/ziki/User:Happy5214/sandbox/Template:Riesel_list) in order to standardize the primary Riesel prime lists. Most of the pages would...
Forum: Riesel Prime Search 2021-09-25, 14:33
Replies: 97
Views: 41,015
Posted By Happy5214
If bandwidth is an issue, would it be...

If bandwidth is an issue, would it be possible/reasonable to host torrents for these files? I have some free disk space and would be willing to help seed. Other RPS contributors might be willing to...
Forum: Marin's Mersenne-aries 2021-09-24, 12:25
Replies: 136
Views: 11,047
Posted By Happy5214
I would have guessed the opposite. On bad...

I would have guessed the opposite. On bad hardware, Gerbicz should catch more errors than Jacobi (key word is catch; the actual number of bad iterations should be roughly equal either way), but also...
Forum: Prime Wiki 2021-09-23, 08:59
Replies: 194
Sticky: Prime-Wiki
Views: 68,061
Posted By Happy5214
The lead wasn't addressed, so I took that into my...

The lead wasn't addressed, so I took that into my own hands and expanded that myself. Some new members to the project might want an explanation as to why there are so many missing ranges.
...
Showing results 1 to 25 of 776

 
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