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Search: Posts Made By: Dylan14
Forum: Software 2021-01-11, 19:00
Replies: 504
Views: 48,437
Posted By Dylan14
Might it be possible to update the primesieve...

Might it be possible to update the primesieve code used by mtsieve to version 7.6? It seems to provide some improvements over 7.3 which is currently used:


improved caching of primes
improved...
Forum: Data 2020-12-24, 14:51
Replies: 335
Views: 40,696
Posted By Dylan14
There appears to be a crash when running an...

There appears to be a crash when running an assignment that has a save file from a previous version. I've attached a picture of the output prior to it crashing after it completes stage 2 init.
...
Forum: GPU Computing 2020-12-17, 03:26
Replies: 3,457
Views: 330,195
Posted By Dylan14
The pkgbuild for mfaktc has been updated. A new...

The pkgbuild for mfaktc has been updated. A new CUDA version, 11.2 came out which requires a new driver which has not been fully released (it is in beta). Hence the dependencies have been updated....
Forum: Miscellaneous Math 2020-12-17, 00:07
Replies: 80
Views: 6,831
Posted By Dylan14
Rev 3, the latest one in this thread (ie the one...

Rev 3, the latest one in this thread (ie the one where the hyperlink is disabled due to potential malware risk).
Forum: Miscellaneous Math 2020-12-16, 23:28
Replies: 80
Views: 6,831
Posted By Dylan14
Initial investigation of the file: VirusTotal...

Initial investigation of the file: VirusTotal reports that the URL is clean.
The file that that link takes me is clean, according to VirusTotal...
Forum: FermatSearch 2020-12-16, 04:51
Replies: 204
Sticky: Reservations
Views: 36,447
Posted By Dylan14
The first range is 66.4% complete, and the second...

The first range is 66.4% complete, and the second range is 59.1% complete. ETA 2-3 weeks for both.
Forum: GPU Computing 2020-12-12, 18:07
Replies: 753
Views: 78,711
Posted By Dylan14
I have made a PKGBUILD for this software. You can...

I have made a PKGBUILD for this software. You can find it here: https://aur.archlinux.org/packages/cudapm1/.

Also, attached is a CUDA 11.1 Linux build of cudapm1, compiled on an Arch Linux system...
Forum: GPU Computing 2020-12-10, 06:07
Replies: 1,668
Views: 177,459
Posted By Dylan14
I have created a PKGBUILD for this software for...

I have created a PKGBUILD for this software for use on Arch. You can find it here: https://aur.archlinux.org/packages/mfakto/
Forum: GPU Computing 2020-12-06, 22:59
Replies: 3,457
Views: 330,195
Posted By Dylan14
Two things: 1. I have created a PKGBUILD for...

Two things:

1. I have created a PKGBUILD for mfaktc for use on Arch Linux. You can find it here: https://aur.archlinux.org/packages/mfaktc/

2. Attached is a build of mfaktc compiled on cuda...
Forum: And now for something completely different 2020-12-02, 14:25
Replies: 260
Views: 34,917
Posted By Dylan14
Update 12/2

Base 10 is at n = 150.7k, no primes found, continuing...
Forum: sweety439 2020-12-02, 06:57
Replies: 1
Views: 189
Posted By Dylan14
Per the old rieselprime.de site, 1021*2^n+1 has...

Per the old rieselprime.de site, 1021*2^n+1 has been searched to 1.5 M, with n = 112 being the only prime.
It has been searched to n = 2903480 at PrimeGrid, with no prime found. No idea if there are...
Forum: GpuOwl 2020-12-01, 04:26
Replies: 2,686
Views: 197,742
Posted By Dylan14
For Arch I have created a working PKGBUILD for...

For Arch I have created a working PKGBUILD for gpuowl, based on the stable tag version. You can find it here: https://aur.archlinux.org/packages/gpuowl/.
Forum: ONeil 2020-12-01, 03:47
Replies: 2
Views: 209
Posted By Dylan14
Indeed your code does indeed produce a prime or...

Indeed your code does indeed produce a prime or semiprime for any positive input:
I modified your code a bit:

import time
p = 1
start_time = time.time()
while p <= 1000:
n = (((p - 1) % 9...
Forum: Mlucas 2020-11-28, 19:46
Replies: 70
Views: 16,759
Posted By Dylan14
I have posted a working PKGBUILD for the latest...

I have posted a working PKGBUILD for the latest Mlucas to the AUR. You can find it here. (https://aur.archlinux.org/packages/mlucas/)

There are two patches that I had to make to the source to get...
Forum: Software 2020-11-16, 22:35
Replies: 5
Views: 593
Posted By Dylan14
If you are sieving k*2^n-1 you should consider...

If you are sieving k*2^n-1 you should consider using mtsieve, which has a sieve called fbncsieve which can sieve this form faster than newpgen (and it's multithreaded too).

Anyway, to answer your...
Forum: FermatSearch 2020-11-15, 14:39
Replies: 204
Sticky: Reservations
Views: 36,447
Posted By Dylan14
Taking the following gaps, to test with gfndsieve...

Taking the following gaps, to test with gfndsieve + pfgw with the -gx flag:
n: 80001-80999, k: 25e4-30e4
n: 90001-90999, k: 20e4-25e4
Forum: NFS@Home 2020-11-13, 23:35
Replies: 116
Views: 7,702
Posted By Dylan14
428__749_19m1 was factored: p65 factor:...

428__749_19m1 was factored:
p65 factor: 87068987214238717276344079692716779463986237652028200858012718259
p68 factor: 64933503260370506846776791166099887878358697080264220966191908254307
p93...
Forum: And now for something completely different 2020-11-13, 20:16
Replies: 9
Views: 578
Posted By Dylan14
Doing a quick search with pfgw with the -f1 flag,...

Doing a quick search with pfgw with the -f1 flag, the following numbers are prime or 3-PRP for the form x!^2 +/- 1 up to x = 2000:

0!^2+1
1!^2+1
2!^2+1
3!^2+1
4!^2+1
5!^2+1
9!^2+1
10!^2+1
Forum: Riesel Prime Search 2020-11-04, 02:26
Replies: 399
Views: 52,969
Posted By Dylan14
update 11/3

k = 50171 is at 3.883 M, is on hold for the moment while I do a Carol-Kynea reservation. Please keep it reserved to me.
Forum: And now for something completely different 2020-11-02, 19:33
Replies: 260
Views: 34,917
Posted By Dylan14
Update 11/2

Base 10 at 130k, no primes found, continuing...
Forum: Software 2020-11-02, 16:39
Replies: 504
Views: 48,437
Posted By Dylan14
For anyone that uses Arch Linux or its...

For anyone that uses Arch Linux or its derivatives, I've made mtsieve into an AUR package (https://aur.archlinux.org/packages/mtsieve/). All that's needed to install it is to run

pikaur -S...
Forum: NFS@Home 2020-10-30, 02:36
Replies: 544
Views: 57,630
Posted By Dylan14
553__509_11m1 was factored: p58 factor:...

553__509_11m1 was factored:
p58 factor: 3802646817610203227533918268531415318430147930201954335037
p143 factor:...
Forum: NFS@Home 2020-10-29, 04:28
Replies: 544
Views: 57,630
Posted By Dylan14
Taking 553__509_11m1.

Taking 553__509_11m1.
Forum: And now for something completely different 2020-10-24, 19:24
Replies: 5
Views: 743
Posted By Dylan14
Do you have search limits for these forms?

Do you have search limits for these forms?
Forum: Dylan14 2020-10-24, 18:10
Replies: 19
Views: 6,560
Posted By Dylan14
Introduction to lists

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