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Search: Posts Made By: ET_
Forum: PrimeNet 2020-11-27, 17:35
Replies: 14
Views: 298
Posted By ET_
I'm the author of Factor5. It was done by joke,...

I'm the author of Factor5. It was done by joke, and with the purpose to learn how to write a factorization program. It uses full GMP libraries, with no fancy optimization, and still can use up to 16...
Forum: Operazione Doppi Mersennes 2020-11-20, 07:45
Replies: 4
Sticky: Communications
Views: 2,636
Posted By ET_
:redface: Thank you for the correction

:redface:
Thank you for the correction
Forum: FermatSearch 2020-11-19, 17:12
Replies: 194
Sticky: Reservations
Views: 28,138
Posted By ET_
Good luck! Should we reserve just one big...

Good luck!

Should we reserve just one big chunk for 815e15<k<900e15?

Luigi
Forum: mersenne.ca 2020-11-14, 13:15
Replies: 56
Views: 1,825
Posted By ET_
Thank you James, and (no, I won't say it before...

Thank you James, and (no, I won't say it before you tell us the migration is complete).

:et_:
Forum: FermatSearch 2020-10-05, 09:45
Replies: 318
Views: 43,664
Posted By ET_
Congratulations! Did you find it on ProthSearch? ...

Congratulations! Did you find it on ProthSearch?
Any more infos related to the computing system and the program you used (and its maintainer)?

Luigi
---
Forum: FermatSearch 2020-10-03, 10:24
Replies: 194
Sticky: Reservations
Views: 28,138
Posted By ET_
Thank you! Once you finish the range, please...

Thank you!
Once you finish the range, please attach the full list of factors found, and I will send it to Prof Keller.
Forum: FermatSearch 2020-09-05, 20:20
Replies: 7
Views: 3,135
Posted By ET_
Oh, sorry... all the ranges in the "wanted" page...

Oh, sorry... all the ranges in the "wanted" page have been reserved by Gary Gostin.

I will publish new available ranges very soon.

Meanwhile, why don't you take n: 22000-22999, k:16e6-17e6...
Forum: FermatSearch 2020-08-31, 14:52
Replies: 3
Views: 582
Posted By ET_
Correct :smile: Put the number of working...

Correct :smile:
Put the number of working threads into the formula, sa you can launch as many pfgw programs as you have cores from the respective directories.
Forum: Lounge 2020-08-21, 09:03
Replies: 72
Poll: GIMPS shirts
Views: 10,454
Posted By ET_
I received my -shirt and polo 2 weeks ago, but...

I received my -shirt and polo 2 weeks ago, but was not aware of this thread :smile:

The package arrived a bit teared off, but the internal bubble cover was integer.

Thank you, very good work!
...
Forum: Factoring 2020-08-08, 10:29
Replies: 0
Views: 1,053
Posted By ET_
Help requested from FermatSearch

Sorry for the cross-posting... please feel free to delete if needed.

If you are planning to do some gfn work to test your new multicore rig, our page at http://www.fermatsearch.org/wanted.html...
Forum: FermatSearch 2020-08-08, 10:25
Replies: 194
Sticky: Reservations
Views: 28,138
Posted By ET_
You can use pfgw -gxo on all candidates to avoid...

You can use pfgw -gxo on all candidates to avoid the first primality testing step.

If you find factors (either Fermat or extended gfn/xGF factors) the program will create a pfgw-ptime file...
Forum: FermatSearch 2020-08-08, 08:49
Replies: 0
Views: 528
Posted By ET_
New wanted page

If you are planning to do some gfn work to test your new multicore rig, our page at http://www.fermatsearch.org/wanted.html shows some ranges that need a double-check.

Thank you for your...
Forum: FermatSearch 2020-08-08, 08:45
Replies: 194
Sticky: Reservations
Views: 28,138
Posted By ET_
Sure! You are free to do as much work as you...

Sure! You are free to do as much work as you like, as long as you announce reservations and unreservations :smile: In case we will fill up the holes for you.
Forum: FermatSearch 2020-08-07, 19:49
Replies: 194
Sticky: Reservations
Views: 28,138
Posted By ET_
It's yours! BTW, with what name should I...

It's yours!
BTW, with what name should I reserve the range on the fermatsearch site?
matzetoni? from...?

And be sure to use pfgw -gxo for the test :-)
Forum: Operation Billion Digits 2020-07-25, 18:04
Replies: 846
Views: 62,323
Posted By ET_
Use this page for your request, please :smile: ...

Use this page for your request, please :smile:

https://www.mersenne.ca/obd

ANd welcome back!

Luigi
---
Forum: Mlucas 2020-07-22, 10:39
Replies: 116
Views: 12,103
Posted By ET_
I just noticed the new N2+ has been announced. ...

I just noticed the new N2+ has been announced.
BTW, how do you deal with the big-little 6-cores architecture? You probably already told us, but I lost the pointer, and if you have it at hand......
Forum: News 2020-07-20, 09:57
Replies: 313
Views: 29,123
Posted By ET_
"A small step for a programmer, a giant leap for...

"A small step for a programmer, a giant leap for the GIMPS" (C) :smile:
Forum: FermatSearch 2020-06-30, 10:20
Replies: 318
Views: 43,664
Posted By ET_
New Fermat Factor!

Just received this email:


Hello Luigi,

I would like to report the following new Fermat factor:

171,369,935 * 2^11077 + 1 divides F11075

This was discovered today (June...
Forum: Lounge 2020-06-17, 17:13
Replies: 72
Poll: GIMPS shirts
Views: 10,454
Posted By ET_
I asked for mine... Thanks! :smile: :bow:

I asked for mine... Thanks! :smile: :bow:
Forum: FermatSearch 2020-05-25, 14:09
Replies: 318
Views: 43,664
Posted By ET_
Not at the moment. It's still in development. ...

Not at the moment. It's still in development.
No plans for a public release, either.
Forum: FermatSearch 2020-05-25, 12:37
Replies: 318
Views: 43,664
Posted By ET_
New fermat factor!

May 22nd, 2020
New Fermat factor from FermatSearch!
47893 . 2134998+1 is a Factor of F134995!!!
Gary Gostin discovered the second Fermat factor of this year!
This was discovered on an AMD EPYC...
Forum: Operazione Doppi Mersennes 2020-03-04, 23:59
Replies: 622
Sticky: Results
Views: 53,512
Posted By ET_
no factor for MM31 in k range: 240P to 245P...

no factor for MM31 in k range: 240P to 245P (90-bit factors) [mmff 0.28 mfaktc_barrett96_M31gs]
no factor for MM31 in k range: 245P to 250P (90-bit factors) [mmff 0.28 mfaktc_barrett96_M31gs]
Forum: Operazione Doppi Mersennes 2020-02-28, 16:12
Replies: 493
Sticky: Reservations
Views: 38,930
Posted By ET_
Reserving MMFactor=31,240e15,250e15

Reserving MMFactor=31,240e15,250e15
Forum: FermatSearch 2020-01-24, 20:35
Replies: 318
Views: 43,664
Posted By ET_
Any more infos about the discovery? like the...

Any more infos about the discovery? like the surname of Scott, or the setup he used for the search, or the time he devoted to it?

Luigi
---

P.S. Dr. James Scott Brown.
Forum: Operazione Doppi Mersennes 2019-12-19, 19:03
Replies: 4
Sticky: Communications
Views: 2,636
Posted By ET_
Would you mind being a bit less cryptic and...

Would you mind being a bit less cryptic and explain what part of the website I should update, and why? :smile:

Never mind, I got the message. If I visit the forum with a larger delta of time than...
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