mersenneforum.org  

Go Back   mersenneforum.org > Search Forums

Showing results 1 to 25 of 191
Search took 0.04 seconds.
Search: Posts Made By: SethTro
Forum: Prime Gap Searches 2020-10-29, 21:52
Replies: 109
Views: 11,523
Posted By SethTro
You might have also been searching a harder range...

You might have also been searching a harder range (e.g. small numbers). When I'm working on multiples of 2221#/11# my computer finds 70/day, for 4441#/11# I find ~103/day, I haven't tried to maximize...
Forum: Computer Science & Computational Number Theory 2020-10-29, 10:04
Replies: 34
Views: 10,684
Posted By SethTro
Fun page! Good luck extending these sequences!

Fun page! Good luck extending these sequences!
Forum: Prime Gap Searches 2020-10-29, 10:03
Replies: 109
Views: 11,523
Posted By SethTro
To explain this post slightly more. This is the...

To explain this post slightly more. This is the debug info from a run over N = [1,100,000] * 3001#/2190 note that M = 100,000 but only ~27,000 values of m are coprime with d=2190.

The 9 graphics...
Forum: Prime Gap Searches 2020-10-29, 09:46
Replies: 109
Views: 11,523
Posted By SethTro
Happy to elaborate. I wrote the sieve and...

Happy to elaborate.

I wrote the sieve and related tools in c++, my first plan was to try and include it in dana's library but it's a little more special purpose (hopefully I can share later this...
Forum: Prime Gap Searches 2020-10-29, 08:30
Replies: 29
Views: 5,604
Posted By SethTro
In...

In https://github.com/primegap-list-project/prime-gap-list/commit/84c27d53493add128899947a5b053fca463644fe I added two new scripts.

script/endpoint_test.sh
script/endpoint_test.sage

These test...
Forum: Prime Gap Searches 2020-10-29, 00:15
Replies: 109
Views: 11,523
Posted By SethTro
I shudder a little to think about it but I...

I shudder a little to think about it but I probably have 2000 hours into this project now :)
Forum: Prime Gap Searches 2020-10-29, 00:14
Replies: 189
Sticky: Prime Gap News
Views: 25,085
Posted By SethTro
I added a new list on the site for this:...

I added a new list on the site for this: https://primegap-list-project.github.io/lists/top20-gaps-with-merit-over-30/
Forum: Prime Gap Searches 2020-10-28, 21:41
Replies: 109
Views: 11,523
Posted By SethTro
Do less work, find more records

I've have recently doubled my rate of finding records with two tricks.

I have a new algorithm that speeds up sieving by ~10,000x. This means deeper sieving meaning fewer PRPs. I have two...
Forum: Prime Gap Searches 2020-10-28, 03:59
Replies: 109
Views: 11,523
Posted By SethTro
After an offline discussion wanted to comment on...

After an offline discussion wanted to comment on what I do here.

I've noticed that expected gap is largest at d=1, but chance of large merit is generally maximized with d=7#,11#,13#, I wrote a...
Forum: Prime Gap Searches 2020-10-25, 12:48
Replies: 189
Sticky: Prime Gap News
Views: 25,085
Posted By SethTro
Congrats on the large high merit gap! I...

Congrats on the large high merit gap!

I pushed new data to https://primegap-list-project.github.io/lists/ But we only have top20-gaps-with-merit-over-20...
Forum: Prime Gap Searches 2020-10-19, 08:52
Replies: 189
Sticky: Prime Gap News
Views: 25,085
Posted By SethTro
These are all reasonable suggestions. 1....

These are all reasonable suggestions.

1. It's moderately hard to do this. Maybe a good balance would be to add a line with text "Mersenne Prime Gap Search Group" under that area.

2. You can...
Forum: Prime Gap Searches 2020-10-19, 07:45
Replies: 189
Sticky: Prime Gap News
Views: 25,085
Posted By SethTro
I coded up a dynamic version of this with credit ...

I coded up a dynamic version of this with credit

https://primegaps.cloudygo.com/graphs.html
Forum: Prime Gap Searches 2020-10-17, 08:19
Replies: 189
Sticky: Prime Gap News
Views: 25,085
Posted By SethTro
How should I mark credit for the pair in...

How should I mark credit for the pair in allgaps.sql?
We currently have a 8 letter discoverer for each row. And I think it would be silly to create a new 'discoverer' for each pair (as some pairs...
Forum: Prime Gap Searches 2020-10-15, 09:00
Replies: 189
Sticky: Prime Gap News
Views: 25,085
Posted By SethTro
Can I get an LGTM for adding these lines to...

Can I get an LGTM for adding these lines to credit


INSERT INTO credits VALUES('Gramolin','Alexander Gramolin', 'BorderPRP coordinated by Patrick De Geest', 'Alexander Gramolin [BorderPRP]');...
Forum: Prime Gap Searches 2020-10-15, 07:44
Replies: 189
Sticky: Prime Gap News
Views: 25,085
Posted By SethTro
http://www.worldofnumbers.com/borderprp.htm ...

http://www.worldofnumbers.com/borderprp.htm

I worked on this. 5 improvements and 3290 new records with gaps (121138 to 1682776).

Can someone validate I understand the discoverer line?
"PDG (-...
Forum: Prime Gap Searches 2020-10-14, 07:36
Replies: 189
Sticky: Prime Gap News
Views: 25,085
Posted By SethTro
I wrote a program to perform much deeper trial...

I wrote a program to perform much deeper trial division on the interval (https://github.com/sethtroisi/prime-gap-verify) and integrated it into the records server so it should verify new records...
Forum: GMP-ECM 2020-10-14, 00:48
Replies: 502
Views: 70,093
Posted By SethTro
the repository was moved to...

the repository was moved to https://gitlab.inria.fr/zimmerma/ecm

as gforge.inria.fr is being deprecated.

I believe it is still being actively developed
Forum: Computer Science & Computational Number Theory 2020-10-10, 04:57
Replies: 59
Views: 10,637
Posted By SethTro
Is there a tool that verifies the certificates...

Is there a tool that verifies the certificates generated by ecpp-dj?


I'm trying to deterministically verify ~5,000 endpoints for prime-gaps (<1,000 digits). This is easy enough with ecpp-dj but...
Forum: Prime Gap Searches 2020-10-07, 08:57
Replies: 189
Sticky: Prime Gap News
Views: 25,085
Posted By SethTro
Lightning strikes twice

Since Robert pushed my record out of the top 5 I present


35308 100054841*953#/210-9670 Merit=38.05

...
Forum: Prime Gap Searches 2020-10-06, 08:24
Replies: 189
Sticky: Prime Gap News
Views: 25,085
Posted By SethTro
Last post for the day I got amazingly lucky...

Last post for the day

I got amazingly lucky that one of my first 30+ merit gaps was merit 37.05, making it top 5 merit at the time. RobSmith's recent submissions pushed it to 7th by finding a gap...
Forum: Prime Gap Searches 2020-10-06, 08:10
Replies: 189
Sticky: Prime Gap News
Views: 25,085
Posted By SethTro
Gapcoin updates

I also found what I believe is an up-to-date list of gapcoin records and integrated merged those.

~150 new records (most are improvements to other gapcoin records)
40 new merit 30+ records
Forum: Prime Gap Searches 2020-10-06, 07:02
Replies: 189
Sticky: Prime Gap News
Views: 25,085
Posted By SethTro
I found 1223 records with MJansen instead of...

I found 1223 records with MJansen instead of M.Jansen, I did not find any "M Jansen" Maybe those few records were replaced recently?

Either way I pushed new data to both repositories so these...
Forum: Prime Gap Searches 2020-10-05, 18:11
Replies: 189
Sticky: Prime Gap News
Views: 25,085
Posted By SethTro
Yes please! In the future you shouldn't need to...

Yes please!
In the future you shouldn't need to but that's always an optimistic process.
Forum: Prime Gap Searches 2020-10-04, 11:28
Replies: 189
Sticky: Prime Gap News
Views: 25,085
Posted By SethTro
Looking at the logs it seems the server restarts...

Looking at the logs it seems the server restarts at midnight (PST) and loses anything in the queue. I'm going to start logging all submitted records so I can occasionally verify they were all...
Forum: Prime Gap Searches 2020-10-01, 22:54
Replies: 189
Sticky: Prime Gap News
Views: 25,085
Posted By SethTro
I will try to do so but may forget. Can you ping...

I will try to do so but may forget. Can you ping me in a couple of weeks it I haven't by then.
Showing results 1 to 25 of 191

 
All times are UTC. The time now is 22:36.

Sat Oct 31 22:36:17 UTC 2020 up 51 days, 19:47, 2 users, load averages: 1.99, 2.19, 2.27

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.