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Search: Posts Made By: axn
Forum: MattcAnderson 2021-06-13, 02:18
Replies: 10
Views: 186
Posted By axn
Brady is the producer of Numberphile (and many...

Brady is the producer of Numberphile (and many other ) channel.

Singing Banana is Prof. James Grime.

FYI.
Forum: Data 2021-06-12, 13:42
Replies: 484
Views: 75,325
Posted By axn
Well, if you want to live on the edge, once...

Well, if you want to live on the edge, once you're done with P-1, doing a 74-75 TF on the survivors might _just_ be enough to clear the range.

But, if you want to clean this out with just P-1, you...
Forum: Data 2021-06-12, 08:38
Replies: 484
Views: 75,325
Posted By axn
The real chance is more like 1 in 36, so you...

The real chance is more like 1 in 36, so you might find something like 60 factors. You could fall short by 15 factors in clearing this range with this P-1.
Forum: Data 2021-06-12, 08:20
Replies: 484
Views: 75,325
Posted By axn
35130749 227470147005389851276513 2021-06-10 Sid...

35130749 227470147005389851276513 2021-06-10 Sid & Andy F-PM1 B1=1500000, B2=45000000
Forum: Hardware 2021-06-12, 07:29
Replies: 3
Views: 125
Posted By axn
Sieving has lot of memory activities, which means...

Sieving has lot of memory activities, which means there is some waiting on the CPU for memory. So this is kind of expected.

You can compensate for it somewhat by fully utilizing the SMT (HT in...
Forum: mersenne.ca 2021-06-10, 11:27
Replies: 640
Sticky: mersenne.ca
Views: 78,933
Posted By axn
Pretty much looks like it. Possibly an untested...

Pretty much looks like it. Possibly an untested code path. James H can probably fix it in two minutes :smile:
Forum: mersenne.ca 2021-06-10, 05:51
Replies: 640
Sticky: mersenne.ca
Views: 78,933
Posted By axn
Funky table

https://www.mersenne.ca/status/tf/0/0/5/390 displays way too many bit levels

See attached.
Forum: Data 2021-06-10, 05:45
Replies: 484
Views: 75,325
Posted By axn
3-4m is done

The last two ranges 3.7 & 3.9 were done today, thus completing 3-4m.

I had some TF help from anonymous benefactor which greatly accelerated 3.9 range.

Once the pending P-1s from 3.7/3.9 ranges...
Forum: Lone Mersenne Hunters 2021-06-09, 14:20
Replies: 1,890
Views: 235,454
Posted By axn
That's probably it.

That's probably it.
Forum: PrimeNet 2021-06-08, 09:37
Replies: 9
Views: 370
Posted By axn
Looks like all history of that exponent was lost...

Looks like all history of that exponent was lost except for the factor.

Then the current wave of PRP-CF reached their and tested/certified the cofactor.

The factor is small enough that it would...
Forum: And now for something completely different 2021-06-08, 09:33
Replies: 4
Views: 184
Posted By axn
Do you mean "any other" in the specified range?...

Do you mean "any other" in the specified range? Or n=[1..oo]?
Forum: Lounge 2021-06-07, 08:36
Replies: 25
Views: 794
Posted By axn
So how else are we supposed to act, if not on the...

So how else are we supposed to act, if not on the basis of our beliefs? If you have evidence to change our belief (mf.org population is > 10% female), present it.


I do not claim to understand...
Forum: Cloud Computing 2021-06-06, 15:24
Replies: 63
Views: 25,666
Posted By axn
1.088/32 = 0.034 c6g's are cheaper than...

1.088/32 = 0.034

c6g's are cheaper than c5a's are cheaper than c5's. Fortunately for you, it doesn't make any difference that c6g is the cheapest. Because those are Amazon's custom Graviton chips...
Forum: Math 2021-06-05, 06:21
Replies: 9
Views: 556
Posted By axn
While the optimal memory is 2^13 temps for...

While the optimal memory is 2^13 temps for current wavefront, we can make do with much lesser amounts and still gain a lot (compared to distinct P-1 + PRP). Illustrative numbers:

Current...
Forum: Miscellaneous Math 2021-06-04, 06:34
Replies: 10
Views: 276
Posted By axn
Option 1 - Install WSL2 inside Windows 10 ...

Option 1 - Install WSL2 inside Windows 10
Option 2 - Install a linux as dual boot.
Forum: Math 2021-06-01, 11:22
Replies: 9
Views: 556
Posted By axn
And this followup thread...

And this followup thread (https://www.mersenneforum.org/showthread.php?t=25799) as well
Forum: Math 2021-06-01, 10:35
Replies: 9
Views: 556
Posted By axn
This thread...

This thread (https://www.mersenneforum.org/showthread.php?t=25774) has some related discussions, I believe.
Forum: PrimeNet 2021-05-31, 09:06
Replies: 17
Views: 984
Posted By axn
Read...

Read https://www.mersenneforum.org/showthread.php?p=578652#post578652 and onwards to understand the full story
Forum: PrimeNet 2021-05-31, 01:35
Replies: 2,189
Views: 220,971
Posted By axn
Fresh off the oven

Composite factor submission error (manual form). Screen shot attached.

Splitting composite factor 10913007652382289864756170952954868628781851495647 into:
* 1101799602906346391183783
*...
Forum: Operation Billion Digits 2021-05-30, 14:11
Replies: 11
Views: 803
Posted By axn
Why? No one is currently interested in these...

Why? No one is currently interested in these factors. It might seem like fun finding these new factors, but honestly, it is worthless.
Forum: FactorDB 2021-05-30, 14:09
Replies: 7
Views: 7,572
Posted By axn
Not that I know of. You can contact Syd...

Not that I know of. You can contact Syd (http://www.factordb.com/imp.html) and ask for this feature. Not sure he will be inclined. I think the core principle of factordb is the democratization of...
Forum: Number Theory Discussion Group 2021-05-28, 14:33
Replies: 10
Views: 1,312
Posted By axn
Oh, what the hell. Let me try.

Let F = 97#+1 = 2305567963945518424753102147331756071 = 2336993 · 13848803 · 71237436024091007473549

q1-1 = 2336993-1 = 2^5 · 7 · 10433

q2-1 = 13848803-1 = 2 · 11 · 629491

q3-1 =...
Forum: Number Theory Discussion Group 2021-05-28, 14:07
Replies: 10
Views: 1,312
Posted By axn
The method(s) will find composite factor if all...

The method(s) will find composite factor if all the individual prime factors are appropriately smooth. The smoothness of the composite factor itself is irrelevant. You can make up examples and try it...
Forum: Lone Mersenne Hunters 2021-05-28, 09:42
Replies: 7
Views: 10,264
Posted By axn
Done.

Done.
Forum: PrimeNet 2021-05-28, 09:36
Replies: 9
Views: 370
Posted By axn
YGPM Nope. Processing was instantaneous. ...

YGPM


Nope. Processing was instantaneous.

Just FYI, there was another problem I reported in the "Server problem" thread. A composite factor was reported for P-1, but it recorded only one of...
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