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Forum: Factoring 2020-12-03, 18:34
Replies: 1
Views: 71
Posted By EdH
In the previous post, a method of finding better...

In the previous post, a method of finding better polynomials from already good ones was described. With help from Max0526 and swellman, I have written a bash script following the above steps. The...
Forum: Factoring 2020-12-03, 18:33
Replies: 1
Views: 71
Posted By EdH
Improving Polynomials With CADO-NFS and Msieve Tools

Forum member Max0526 has been "spinning" polynomials for various projects for a while now with noted success. With his permission, this thread will be an attempt to bring that procedure and a script...
Forum: YAFU 2020-12-02, 18:38
Replies: 61
Views: 2,528
Posted By EdH
This isn't just a Windows issue. I've...

This isn't just a Windows issue. I've experienced this behavior with bash scripts in linux, as well. I worked around it by going ahead and using a batchfile.

I don't have any examples handy,...
Forum: YAFU 2020-12-01, 20:06
Replies: 61
Views: 2,528
Posted By EdH
Actually, I make use of that feature by copying a...

Actually, I make use of that feature by copying a "working" copy of yafu and yafu.ini into folders where I regularly use it. This way I can update the main YAFU directory and if the latest/greatest...
Forum: Puzzles 2020-12-01, 15:24
Replies: 20
Views: 612
Posted By EdH
I remember past puzzles with many answers. A few...

I remember past puzzles with many answers. A few were "special" and gained extra credit. Special, such that a name may appear or a palindromic answer, etc. within the solutions.
Forum: Hardware 2020-11-30, 22:27
Replies: 148
Views: 7,485
Posted By EdH
Would window screening be too course? [EWM:...

Would window screening be too course?

[EWM: oops, I hit 'edit' instead of 'reply', but will just leave my reply here - this is me hijacking EdH's post below :]
That would be similar in terms of...
Forum: Lounge 2020-11-30, 00:35
Replies: 4,152
Views: 267,321
Posted By EdH
Or, maybe, it was accidentally poked up through...

Or, maybe, it was accidentally poked up through the surface by underground aliens and when they noticed, they pulled it back down.:whistle:
Forum: Hardware 2020-11-30, 00:29
Replies: 148
Views: 7,485
Posted By EdH
Thanks ewmayer! I followed the "Frankencable"...

Thanks ewmayer! I followed the "Frankencable" thread as well as this one. These are part of why I'm interested. I'm just usually shy of spending so much at once. As you probably know I dabble...
Forum: Hardware 2020-11-29, 18:48
Replies: 148
Views: 7,485
Posted By EdH
I guess I'd have to. The one system I thought...

I guess I'd have to. The one system I thought "might" be capable has a 650 BFG supply, but looking it over it has two 6-pin and one 8-pin plus the main and drive connectors. There does not appear...
Forum: Hardware 2020-11-29, 14:03
Replies: 148
Views: 7,485
Posted By EdH
Thanks! This helps a lot. The only system I...

Thanks! This helps a lot. The only system I have that sounds even remotely like it would work is an ancient ASUS? Core2 Duo and I'd be if surprised the BIOS has what is needed. I don't think...
Forum: Aliquot Sequences 2020-11-28, 19:05
Replies: 125
Views: 18,594
Posted By EdH
I'm kind of just dabbling a bit currently. So,...

I'm kind of just dabbling a bit currently. So, my search regions are minuscule and overlap others' though I might have slightly different parameters.
Forum: GPU to 72 2020-11-28, 16:37
Replies: 276
Views: 22,485
Posted By EdH
I tried one of my Colab "How I . . ." sessions...

I tried one of my Colab "How I . . ." sessions with GPU and got a P100, but I haven't done any GPU runs in a few months. I never do try to get anything specific and I'm not too frequently running...
Forum: Hardware 2020-11-28, 15:08
Replies: 148
Views: 7,485
Posted By EdH
Thanks! I have been following the whole thread,...

Thanks! I have been following the whole thread, although my memory of the earlier posts is missing, and was aware of the passive cooling but thanks for mentioning it in case I hadn't caught that. ...
Forum: Hardware 2020-11-28, 13:20
Replies: 148
Views: 7,485
Posted By EdH
Glad to see the long drawn out process seeming to...

Glad to see the long drawn out process seeming to come to a point where it can be useful instead of nerve wracking. But the question is formed in my thoughts as to whether a mere mortal who knows...
Forum: Aliquot Sequences 2020-11-27, 18:07
Replies: 125
Views: 18,594
Posted By EdH
This is what I get for your poly with cownoise: ...

This is what I get for your poly with cownoise:

1802586.85811 8.68156975e-16
Forum: Aliquot Sequences 2020-11-27, 18:02
Replies: 125
Views: 18,594
Posted By EdH
Am I possibly back on the right track?: n:...

Am I possibly back on the right track?:

n:...
Forum: Aliquot Sequences 2020-11-26, 17:31
Replies: 125
Views: 18,594
Posted By EdH
Oops! My script preparation was poor!:redface: ...

Oops! My script preparation was poor!:redface:

I don't think I'll try again right now. I'm going to hang my head and sneak away and hide for a while. . . (So far, today has shown a consistency...
Forum: Aliquot Sequences 2020-11-26, 15:44
Replies: 125
Views: 18,594
Posted By EdH
I ran a VERY brief search working with some new...

I ran a VERY brief search working with some new scripts here, from 1e6-1.1e6, with everything else default:

n:...
Forum: Aliquot Sequences 2020-11-23, 23:04
Replies: 686
Views: 39,661
Posted By EdH
I reran the above using only 24 and came up with...

I reran the above using only 24 and came up with 70 unbroken and 296 broken. This shouldn't be too far off. Some variations may not be considered, but the runs still appear to break much more...
Forum: FactorDB 2020-11-23, 22:43
Replies: 54
Views: 3,853
Posted By EdH
I factored just over 12k small primes out of the...

I factored just over 12k small primes out of the digit sizes for 92 through 97 so far today. Despite that 12k composites were removed, the region GREW by nearly 3k!

However, <91 briefly looks...
Forum: Aliquot Sequences 2020-11-23, 22:05
Replies: 686
Views: 39,661
Posted By EdH
My earlier numbers are probably quite inaccurate!...

My earlier numbers are probably quite inaccurate! I may need to focus on 2^4 only, rather than 2(>4). I did a bit more study and it appears that 24 * 31 is specifically important! If the power of...
Forum: Aliquot Sequences 2020-11-22, 17:20
Replies: 686
Views: 39,661
Posted By EdH
I scanned all the sequences for all the tables...

I scanned all the sequences for all the tables for the project page and came up with the following:

For 957 sequences that contain at least one 2n * 31 run, no matter the length, 74 of these...
Forum: FactorDB 2020-11-21, 17:31
Replies: 54
Views: 3,853
Posted By EdH
Yeah, I've been shying away from the bulk runs...

Yeah, I've been shying away from the bulk runs for the reason you gave.

But, I have added a Colab PARI/GP thread, based on the earlier posted script* to the forum at:

How I Create a Colab...
Forum: EdH 2020-11-21, 17:12
Replies: 0
Views: 95
Posted By EdH
How I Create a Colab Session That Factors factordb Small Composites with PARI/GP

(Note: I expect to keep the first post of each of these "How I..." threads up-to-date with the latest version. Please read the rest of each thread to see what may have led to the current set...
Forum: FactorDB 2020-11-20, 22:57
Replies: 54
Views: 3,853
Posted By EdH
At least the explanations provide an acceptable...

At least the explanations provide an acceptable reason for the huge inpouring. The PRPs I hadn't noticed! Might be time to shift in that direction for a while. I'll have to think about that. I had...
Showing results 1 to 25 of 1000

 
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