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Search: Posts Made By: Dobri
Forum: PrimeNet 2021-12-29, 17:13
Replies: 23
Views: 1,253
Posted By Dobri
More patches are needed, now the user enrico is...

More patches are needed, now the user enrico is ranked #1 with ************ Total GHz days obtained with P-1 tests, see https://www.mersenne.org/report_top_500.
Forum: Science & Technology 2021-12-24, 08:15
Replies: 2,960
Views: 276,053
Posted By Dobri
Quantum superposition of thermodynamic evolutions...

Quantum superposition of thermodynamic evolutions with opposing time’s arrows
"Yet, quantum physics admits also superpositions between forward and time-reversal processes, whereby the thermodynamic...
Forum: Miscellaneous Math 2021-12-23, 03:59
Replies: 20
Views: 1,022
Posted By Dobri
The Archimedes' constant π is equal to...

The Archimedes' constant π is equal to 3.141,592,65... but not 3.141,592,57.
Forum: Science & Technology 2021-12-20, 19:54
Replies: 2,960
Views: 276,053
Posted By Dobri
Entanglement between superconducting qubits and a...

Entanglement between superconducting qubits and a tardigrade
"The animal is then observed to return to its active form after 420 hours at sub 10 mK temperatures and pressure of 6×10−6 mbar, setting...
Forum: Lounge 2021-12-17, 20:17
Replies: 333
Views: 38,153
Posted By Dobri
18 December 1629 An excerpt from a letter sent...

18 December 1629
An excerpt from a letter sent by René Descartes to Marin Mersenne:
"I would like to know when you see the coronas: does it happen
• at night, when your eyes are full of the...
Forum: Homework Help 2021-12-17, 19:35
Replies: 2
Views: 357
Posted By Dobri
Yes, we know. :smile:

Yes, we know. :smile:
Forum: Lounge 2021-12-14, 16:08
Replies: 333
Views: 38,153
Posted By Dobri
December 14, 1702 The revenge of the...

December 14, 1702
The revenge of the forty-seven rōnin
https://en.wikipedia.org/wiki/Forty-seven_r%C5%8Dnin
Forum: Lounge 2021-12-09, 05:33
Replies: 352
Views: 58,096
Posted By Dobri
I had also a third guess, M332192957, before...

I had also a third guess, M332192957, before M194004047 and M194004049, see
https://www.mersenneforum.org/showpost.php?p=584636&postcount=263.
Apparently, all three guesses have been verified as...
Forum: Science & Technology 2021-12-07, 11:59
Replies: 2,960
Views: 276,053
Posted By Dobri
Advancing mathematics by guiding human intuition...

Advancing mathematics by guiding human intuition with AI
https://www.nature.com/articles/s41586-021-04086-x (https://www.nature.com/articles/s41586-021-04086-x)
...
Forum: Dobri 2021-11-30, 14:40
Replies: 1
Views: 330
Posted By Dobri
The initial post contains a list of base-10...

The initial post contains a list of base-10 palindromic prime exponents for which currently the corresponding Mersenne numbers have no known factor and are also of untested or unverified LL/PRP...
Forum: Dobri 2021-11-30, 06:07
Replies: 1
Views: 330
Posted By Dobri
Palindromic Prime Exponents

Out of the total of 5,953 base-10 palindromic prime exponents < 109, currently there are 1,889 remaining base-10 palindromic prime exponents for which the corresponding Mersenne numbers have no known...
Forum: Miscellaneous Math 2021-11-29, 10:15
Replies: 529
Views: 52,139
Posted By Dobri
Add also M168000193 to that (M168000179 and...

Add also M168000193 to that (M168000179 and M168000181). These three exponents are at the wavefront of your headquarters.
Even though it is not recommended, redoing TF tests might reveal undetected...
Forum: Miscellaneous Math 2021-11-28, 09:54
Replies: 529
Views: 52,139
Posted By Dobri
Tucker Kao is ok in my book. He is currently...

Tucker Kao is ok in my book. He is currently ranked 111th among the top producers, see https://www.mersenne.org/report_top_500/, which means that he truly can get others to do the work on exponents...
Forum: Data 2021-11-25, 15:47
Replies: 8
Views: 499
Posted By Dobri
Same here, but with an ECM test, see M30047 and...

Same here, but with an ECM test, see M30047 and its smallest factor 5588743.
The composite factor found by the ECM test is 6086814009550243889 = 5588743 x 1089120399623.
It seems that if no one...
Forum: Miscellaneous Math 2021-11-25, 11:05
Replies: 529
Views: 52,139
Posted By Dobri
Further TF tests were carried out for M140419663...

Further TF tests were carried out for M140419663 because the PRP test was unsuccessful in generating a CERT file due to a peculiar failure to read from the residues file. Gladly, said TF tests...
Forum: Miscellaneous Math 2021-11-19, 10:57
Replies: 529
Views: 52,139
Posted By Dobri
Out of only 11 palindromic prime exponents in the...

Out of only 11 palindromic prime exponents in the 168,xxx,xxx range (M168151861, M168191861, M168232861, M168404861, M168505861, M168515861, M168565861, M168818861, ...
Forum: Miscellaneous Math 2021-11-16, 10:04
Replies: 529
Views: 52,139
Posted By Dobri
Fortuna, Goddess of Luck, the rival of Fate, the...

Fortuna, Goddess of Luck, the rival of Fate, the one who gives you a chance even if you have been factored out. Oops, I just named her... :smile:
Forum: Software 2021-11-15, 17:19
Replies: 178
Sticky: Prime95 30.7
Views: 19,034
Posted By Dobri
The TF problem is fixed indeed. Thank you, George.

The TF problem is fixed indeed. Thank you, George.
Forum: MattcAnderson 2021-11-15, 09:04
Replies: 3
Views: 255
Posted By Dobri
Here is a link to more fun facts about 142857,...

Here is a link to more fun facts about 142857, see https://en.wikipedia.org/wiki/142,857. :smile:
Forum: GpuOwl 2021-11-14, 05:33
Replies: 2,751
Views: 330,914
Posted By Dobri
AMD APP SDK was removed from AMD's official...

AMD APP SDK was removed from AMD's official website in 2018 because the required libraries are now included with the drivers, see https://en.wikipedia.org/wiki/AMD_APP_SDK.
Anyway, it still could be...
Forum: Software 2021-11-13, 20:23
Replies: 178
Sticky: Prime95 30.7
Views: 19,034
Posted By Dobri
Factor=N/A,229279313,73,74 ...

Factor=N/A,229279313,73,74
Factor=N/A,337654321,75,76
I tried with two different exponents to make sure that the exponent value is not an issue.
The test can run with v30.3b6 in Windows 11 but...
Forum: Software 2021-11-13, 19:52
Replies: 178
Sticky: Prime95 30.7
Views: 19,034
Posted By Dobri
Here is an update. I rolled back to v30.3b6 and...

Here is an update. I rolled back to v30.3b6 and the TF test is running properly in Windows 11.
Forum: Software 2021-11-13, 16:33
Replies: 178
Sticky: Prime95 30.7
Views: 19,034
Posted By Dobri
Thanks, your offer is appreciated, but I do not...

Thanks, your offer is appreciated, but I do not want anyone accusing me after that of diverting resources from the wavefront TF tests in the 229,xxx,xxx range. Also, the exponent in question is no...
Forum: Software 2021-11-13, 05:37
Replies: 178
Sticky: Prime95 30.7
Views: 19,034
Posted By Dobri
I do not have suitable GPUs for TF tests and use...

I do not have suitable GPUs for TF tests and use only prime95 mainly for PRP, LL, and P-1 tests.
Occasionally, I may run a TF test before a P-1 test.
Forum: Software 2021-11-13, 03:59
Replies: 178
Sticky: Prime95 30.7
Views: 19,034
Posted By Dobri
After upgrading Windows 10 to Windows 11, there...

After upgrading Windows 10 to Windows 11, there was no problem running LL and PRP tests with the prime95 app.
Then I attempted to run TF on M337654321 and v30.7b4 crashed.
The same happened after...
Showing results 1 to 25 of 247

 
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