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Forum: Operazione Doppi Mersennes 2022-12-03, 14:53
Replies: 525
Sticky: Reservations
Views: 88,307
Posted By kriesel
MMFactor=127,265e15,270e15

MMFactor=127,265e15,270e15
Forum: Marin's Mersenne-aries 2022-12-03, 13:39
Replies: 37
Views: 82,283
Posted By kriesel
ETA ~3 d.

ETA ~3 d.
Forum: Information & Answers 2022-12-02, 20:11
Replies: 9
Views: 876
Posted By kriesel
Yes, but I would advise against that. Reducing...

Yes, but I would advise against that. Reducing its verbosity is also possible. Read undoc.txt. Also, we can increase the number of iterations between worker window updates, which would let both the...
Forum: Information & Answers 2022-12-02, 18:32
Replies: 9
Views: 876
Posted By kriesel
It's a count of that type of error, since the...

It's a count of that type of error, since the beginning of that primality test, until it maxes out the bit field used to store the count; then it becomes "at least x errors to this point on this...
Forum: Soap Box 2022-12-02, 12:43
Replies: 9
Views: 314
Posted By kriesel
Typically hydropower dams are arch dams with the...

Typically hydropower dams are arch dams with the convex side toward the water. An encircling wall dam on a plain is necessarily concave toward the water overall. The initial deflection of an arch dam...
Forum: Soap Box 2022-12-02, 12:25
Replies: 9
Views: 314
Posted By kriesel
... at which hydroelectric generation will cease...

... at which hydroelectric generation will cease or from which electricity will be rationed, due to low water levels, depending on the country drawing it down....
Forum: Operazione Doppi Mersennes 2022-12-01, 17:43
Replies: 646
Sticky: Results
Views: 115,335
Posted By kriesel
MM127 result

[Sun Nov 27 23:24:51 2022]
UID: kriesel/emu/gtx1650, no factor for MM127 in k range: 225P to 230P (186-bit factors) [mmff 0.28 mfaktc_barrett188_M127gs]
Forum: Lounge 2022-12-01, 17:07
Replies: 6
Views: 227
Posted By kriesel
The web archive copies (at least the October one...

The web archive copies (at least the October one I tried a bit on) seems pretty functional. Some links in it don't work. https://web.archive.org/web/20221029134917/https://primes.utm.edu/ The GIMPS...
Forum: Lounge 2022-12-01, 10:38
Replies: 2,021
RIP
Views: 264,993
Posted By kriesel
Clarence Gilyard Jr

Clarence Gilyard Jr, actor, author, UNLV professor
Played opposite Chuck Norris on "Walker, Texas Ranger" as Ranger Jimmy Trivett;
was the computer savvy member of the robbery team in "Die Hard";...
Forum: Soap Box 2022-11-30, 17:43
Replies: 9
Views: 314
Posted By kriesel
The best topography for fresh water storage has...

The best topography for fresh water storage has already mostly been exploited.
Hoover Dam / Lake Mead is at historic low levels, as are some other reservoirs. Parts of the US are in serious...
Forum: Soap Box 2022-11-30, 13:08
Replies: 9
Views: 314
Posted By kriesel
About 71% of the earth's surface is ocean, 29%...

About 71% of the earth's surface is ocean, 29% land.
So to uniformly cover all land with ocean water, to effect a 1cm change in level of existing oceans and seas, the average land coverage would be...
Forum: Science & Technology 2022-11-28, 17:41
Replies: 524
Views: 111,147
Posted By kriesel
Mauna Loa erupting, beginning ~12 hours ago, with...

Mauna Loa erupting, beginning ~12 hours ago, with associated small quakes by the dozen. Not enough Richter scale yet to get Uncwilly out of bed....
Forum: Marin's Mersenne-aries 2022-11-28, 16:47
Replies: 35
Views: 14,902
Posted By kriesel
Mark or anyone can contribute to good first-test...

Mark or anyone can contribute to good first-test wavefront P-1. I have mine configured to queue up some of that automatically if they get close to running out of retry before dc assignments. Good...
Forum: Dobri 2022-11-28, 11:18
Replies: 84
Views: 41,151
Posted By kriesel
That's a really subtle difference. It took a...

That's a really subtle difference. It took a while to see it.
Forum: Data 2022-11-27, 19:48
Replies: 78
Views: 4,362
Posted By kriesel
Maybe George should cap it at some point.

Maybe George should cap it at some point.
Forum: PrimeNet 2022-11-27, 19:38
Replies: 2,659
Views: 359,252
Posted By kriesel
473041738 bytes per your screen capture, or...

473041738 bytes per your screen capture, or ~461,955 KiB. The difference between that and what I posted earlier (473,041,680) is for a handful of scalars in addition to the 10 full size residues. The...
Forum: PrimeNet 2022-11-27, 17:12
Replies: 2,659
Views: 359,252
Posted By kriesel
Scaling up from the data provided in prime95...

Scaling up from the data provided in prime95 readme.txt for 100Mdigit proof power 9, that would be ~ 473. MB for 378.43M exponent power 9 proof file.
Bytes ~ ceil(exponent/8) * (power+1) =...
Forum: Lounge 2022-11-26, 17:45
Replies: 2,021
RIP
Views: 264,993
Posted By kriesel
Irene Cara...

Irene Cara (https://en.wikipedia.org/wiki/Irene_Cara), 63, singer of theme songs for Fame (https://youtu.be/o2jh7N7Fldk) and Flashdance.
Forum: Operazione Doppi Mersennes 2022-11-26, 12:19
Replies: 646
Sticky: Results
Views: 115,335
Posted By kriesel
MM127 result

[Fri Nov 25 23:21:45 2022]
UID: kriesel/asr3-rtx2080, no factor for MM127 in k range: 235P to 240P (186-bit factors) [mmff 0.28 mfaktc_barrett188_M127gs]
Forum: kriesel 2022-11-25, 16:55
Replies: 7
Views: 5,678
Posted By kriesel
Dobri's thread

There are numerous posts in a blog thread (https://mersenneforum.org/showthread.php?t=28129) created by Dobri regarding various numerical properties of exponents of known Mersenne primes, and lists...
Forum: Dobri 2022-11-24, 12:33
Replies: 84
Views: 41,151
Posted By kriesel
A small update Will you be updating previous...

A small update
Will you be updating previous posts occasionally, as factoring, primality testing, and verification progress?
Forum: kriesel 2022-11-24, 09:44
Replies: 19
Views: 854
Posted By kriesel
What is truly remarkable is that gpuowl,...

What is truly remarkable is that gpuowl, developed in Linux for OpenCL on AMD GPUs, is more reliable at LL on NVIDIA GPUs in Windows or Linux, (usually), than CUDALucas, while also being...
Forum: Marin's Mersenne-aries 2022-11-23, 05:15
Replies: 35
Views: 14,902
Posted By kriesel
Here's one we would not have gotten with ordinary...

Here's one we would not have gotten with ordinary bounds, and its factor is 102 bits.

https://www.mersenne.ca/exponent/85408633
Forum: PrimeNet 2022-11-23, 01:37
Replies: 5
Views: 286
Posted By kriesel
This might be applicable:...

This might be applicable: https://www.mersenneforum.org/showpost.php?p=524873&postcount=24
Check your HD for save files in old folders, and trash can / recycle bin / whatever.
Forum: PrimeNet 2022-11-23, 01:16
Replies: 5
Views: 286
Posted By kriesel
There's part of the problem. It does NOT upload...

There's part of the problem.
It does NOT upload snapshots of saved work in progress to the PrimeNet server. That is, the save files from which you may resume are never uploaded, they stay local. If...
Showing results 1 to 25 of 1000

 
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