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Search: Posts Made By: DukeBG
Forum: FactorDB 2020-01-01, 12:06
Replies: 10
Views: 1,380
Posted By DukeBG
Are you sure? (https://i.imgur.com/DuNlejI.png) ...

Are you sure? (https://i.imgur.com/DuNlejI.png)

But I agree that not only this should have been called a stack, or rather actually implemented as a queue, not as a stack, it also should have been...
Forum: FactorDB 2019-12-25, 18:44
Replies: 10
Views: 1,380
Posted By DukeBG
There are 9,068 PRP tests queued right now....

There are 9,068 PRP tests queued right now. Someone is overzealous with that button. FactorDB shouldn't be forced to PRP numbers that big. Anyone is better advised to run such PRPs on their own...
Forum: FactorDB 2019-12-02, 21:14
Replies: 39
Views: 4,055
Posted By DukeBG
I tried uploading a primality cert. Looks like it...

I tried uploading a primality cert. Looks like it started processing. Hopefully this won't bother any recovery processes if they are still happening
Forum: Cunningham Tables 2019-08-01, 12:25
Replies: 186
Views: 15,037
Posted By DukeBG
it will still send workunits for all available...

it will still send workunits for all available ecm numbers if you select the ecm subproject
Forum: Cunningham Tables 2019-07-02, 07:45
Replies: 482
Views: 23,985
Posted By DukeBG
Are you sure you're correctly specifying which...

Are you sure you're correctly specifying which cpu cores are physical and which HT? I'm more used to HT being the odd numbered and real being even numbered.
Forum: FactorDB 2019-06-25, 11:34
Replies: 126
Views: 15,242
Posted By DukeBG
7220 digits is not much. I don't have my notes...

7220 digits is not much. I don't have my notes right now, but I believe I can do that in less than a day.

There are several dozen 6K-8K dd numbers that are prp cofactors of M(n) -- including...
Forum: PrimeNet 2019-06-18, 12:31
Replies: 497
Views: 45,456
Posted By DukeBG
Um, you don't need to divide that. You just...

Um, you don't need to divide that. You just calculate the ModPow (with all the speed improvements). Unless that is what you implied?
Forum: FactorDB 2019-06-18, 12:18
Replies: 126
Views: 15,242
Posted By DukeBG
Maybe not there? Either a thread in FactorDB...

Maybe not there? Either a thread in FactorDB subforum or create a separate Primo (generic primality proving?) subforum. I would never figure out that there is "something different" subforum with it....
Forum: FactorDB 2019-06-03, 16:52
Replies: 445
Views: 35,639
Posted By DukeBG
I wanted to see how it looks like and narrowed it...

I wanted to see how it looks like and narrowed it down more. The bad number is somewhere between skipping 2432 and 2442
http ://factordb.com/listtype.php?t=3&start=2432&perpage=10&mindig=553
Forum: Cunningham Tables 2019-06-01, 07:19
Replies: 295
Sticky: 2LM Table
Views: 34,001
Posted By DukeBG
2,2158M has finished processing at NFS@home...

2,2158M has finished processing at NFS@home recently
C193 (http://factordb.com/index.php?id=1100000000193495810) = P65 * P129
Forum: Factoring 2019-05-30, 13:09
Replies: 7
Views: 1,009
Posted By DukeBG
I'll definitely have a look at all of your code...

I'll definitely have a look at all of your code (on the weekend probably) as a C# programmer (amongst other things) myself. Very interested in what you've done. Excellent achievement!
Forum: Msieve 2019-05-28, 15:17
Replies: 15
Views: 2,116
Posted By DukeBG
This probably won't help, but worth trying if you...

This probably won't help, but worth trying if you haven't anyway.

Did you try doing it after a fresh reboot without any programs working on that machine yet? I.e. the memory is not just free, but...
Forum: FactorDB 2019-05-26, 17:36
Replies: 126
Views: 15,242
Posted By DukeBG
In February I did a 5213-digit number on 4.3.0 in...

In February I did a 5213-digit number on 4.3.0 in about 4.8h (17288s) on my 8c/8t i7-9700K.
Just now finished a 5331-digit number with 4.3.1 in about 3.8h (13746s). A 20% increase in time and a...
Forum: Cunningham Tables 2019-05-24, 05:36
Replies: 482
Views: 23,985
Posted By DukeBG
Dunno how much help it will be, but that error...

Dunno how much help it will be, but that error message came up in cado nfs thread before (https://www.mersenneforum.org/showpost.php?p=514643&postcount=369). It seems like the program is unable to...
Forum: Cunningham Tables 2019-05-24, 05:02
Replies: 295
Sticky: 2LM Table
Views: 34,001
Posted By DukeBG
looks like 2,2078M has finished processing at...

looks like 2,2078M has finished processing at NFS@home
C313 (http://factordb.com/index.php?id=1100000000002471198) = P135 * P178
Forum: FactorDB 2019-05-22, 13:28
Replies: 421
Views: 33,445
Posted By DukeBG
1531 doesn't divide 85, you probably meant 1530...

1531 doesn't divide 85, you probably meant 1530 as the exponent?
Forum: NFS@Home 2019-05-11, 14:57
Replies: 9
Views: 1,225
Posted By DukeBG
Factorization of 2,1037+ appeared on FDB...

Factorization of 2,1037+ appeared on FDB (http://factordb.com/index.php?id=1100000000298972614) today (P69 * P141)! https://escatter11.fullerton.edu/nfs/numbers.html is likely overdue for an update
Forum: LMH > 100M 2019-05-11, 07:02
Replies: 36
Views: 4,003
Posted By DukeBG
Is it done yet? +1 to "suspense is...

Is it done yet? +1 to "suspense is killing"
Forum: FactorDB 2019-05-10, 06:56
Replies: 5
Views: 984
Posted By DukeBG
Small correction. FDB doesn't actually have an...

Small correction. FDB doesn't actually have an ordinality of numbers with the same digit count (by, erm, the numbers themselves). All the outputs in the same digit size are arbitrarily random. So you...
Forum: FactorDB 2019-05-09, 20:11
Replies: 5
Views: 984
Posted By DukeBG
They end up factored by someone eventually...

They end up factored by someone eventually anyway, kinda.

Nobody is specifically waiting for them – and if someone is, they are wrong to do so, because factordb isn't and shouldn't be a treated as...
Forum: FactorDB 2019-05-08, 11:11
Replies: 421
Views: 33,445
Posted By DukeBG
Nice!

Nice!
Forum: Factoring 2019-05-07, 10:52
Replies: 17
Views: 1,130
Posted By DukeBG
I started with this one...

I started with this one (https://blogs.msdn.microsoft.com/devdev/2006/06/19/factoring-large-numbers-with-quadratic-sieve/) and I think it's pretty comprehensive and easy to follow.
Forum: Factoring 2019-05-05, 19:21
Replies: 23
Views: 10,249
Posted By DukeBG
you can use -maxmem option in gmp-ecm to limit...

you can use -maxmem option in gmp-ecm to limit the amount of memory used to what is available for you. It will do the stage 2 longer than if it had all the memory, but still do it.

As for F12 (you...
Forum: Lone Mersenne Hunters 2019-05-04, 12:09
Replies: 1,588
Views: 130,835
Posted By DukeBG
Ok, that's fair :grin:

Ok, that's fair :grin:
Forum: Lone Mersenne Hunters 2019-05-04, 08:13
Replies: 1,588
Views: 130,835
Posted By DukeBG
a new P43 factor was found in M3373 by... guess...

a new P43 factor was found in M3373 by... guess who?

If you guessed Ryan, you were wrong, it was James Hintz. The cofactor is still composite.

(You could have actually guessed James Hintz...
Showing results 1 to 25 of 129

 
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