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 Showing results 1 to 25 of 1000 Search took 0.40 seconds. Search: Posts Made By: Batalov
 Forum: Software 2020-11-17, 08:05 Replies: 5 Views: 266 Posted By Batalov It depends on what you are planning to find. ▪... It depends on what you are planning to find. ▪ Plan A. You want to sieve and then you want to test all of them and find all primes (~4 or even 7-8 if you keep even k values in the sieve), then see...
 Forum: Miscellaneous Math 2020-11-15, 20:31 Replies: 48 Views: 1,025 Posted By Batalov Matthew 7:6 The only sensible part is the (terribly executed parody of a) Fermat test. Which is one line. The rest of the code is numerology. In essence OP thinks that some Carmichaels are prime and some are...
 Forum: Alberico Lepore 2020-11-15, 17:56 Replies: 6 Views: 582 Posted By Batalov :direction: ... :direction: https://mersenneforum.org/showthread.php?t=26195
 Forum: NFS@Home 2020-11-14, 04:48 Replies: 1,828 Sticky: BOINC NFS sieving - NFS@Home Views: 116,802 Posted By Batalov I noticed that NFS@Home website lost its .ico... I noticed that NFS@Home website lost its .ico file. maybe all you need is to put it in root web server folder? It shows the AT&T icon for the few last days. Looks like this:
 2020-11-13, 20:34 Replies: 13 Views: 524 Posted By Batalov Yes Yes
 Forum: Math 2020-11-13, 02:45 Replies: 9 Views: 342 Posted By Batalov There is no proof, but you could most likely... There is no proof, but you could most likely withdraw nine digits, -- all except "1". There is likely an infinity of primes that are decimal repeated units. {R _ p} = {{10^p-1} \over 9}
 2020-11-12, 21:13 Replies: 13 Views: 524 Posted By Batalov I submit that k*p#/2+d (where d=+-2,+-4,+-8) has... I submit that k*p#/2+d (where d=+-2,+-4,+-8) has a benefit of leaving relatively dense set of odd k values, so one can sieve deeper than for other forms, with end result of finding quint faster (wall...
 Forum: Soap Box 2020-11-11, 08:28 Replies: 521 Views: 26,935 Posted By Batalov Matt put together an educational video quite... Matt put together an educational video quite fast... with a clickbait title, too! etx0k1nLn78 Spoiler alert: it is mostly just math, no politics.
 Forum: Math 2020-11-11, 06:15 Replies: 14 Views: 237 Posted By Batalov I want to muck with forum's tex software. (by... I want to muck with forum's tex software. (by posting straight from Wiki.) [\$](H^{-1})_{ij} = (-1)^{i+j}(i + j - 1) \binom {n + i - 1}{n - j} \binom {n + j - 1}{n - i} \binom {i + j - 2}{i -...
 Forum: GPU Computing 2020-11-10, 23:57 Replies: 32 Views: 7,303 Posted By Batalov Then you turned it into mfaktc (which is its... Then you turned it into mfaktc (which is its parent program). Trouble is that more universal programs need extra registers to hold variables (that are in the stricter program a constant), and the...
 Forum: GPU Computing 2020-11-10, 08:17 Replies: 32 Views: 7,303 Posted By Batalov There is no contradiction here. R10211584161 is... There is no contradiction here. R10211584161 is a shorthand for (10^211584161-1)/9. That's 211584161 "ones" in decimal notation. M211584161 is a shorthand for 2^211584161-1. That's 211584161 "ones"...
 Forum: FermatSearch 2020-11-07, 20:25 Replies: 32 Views: 1,002 Posted By Batalov Damn it! You had to give away our precious... Damn it! You had to give away our precious secret! :kracker: By the way, -- this reminds my doubts when I heard that there was a theory that the Fermat div probability was not merely ~1/k, and...
 Forum: Lounge 2020-11-07, 08:30 Replies: 4,119 Views: 263,139 Posted By Batalov Ay caramba! P.S. ...yes, that YT video was... Ay caramba! P.S. ...yes, that YT video was where I snapped it from.
 Forum: Soap Box 2020-11-06, 21:48 Replies: 521 Views: 26,935 Posted By Batalov Size does matter for the most beautiful voice. ... Size does matter for the most beautiful voice. (And the lyrics probably match someone's spirits at this point.) YuBeBjqKSGQ YQpTGKXAxqA Full bodied ladies really can sing.
 Forum: Miscellaneous Math 2020-11-05, 23:35 Replies: 57 Views: 3,676 Posted By Batalov Just factor this: ... Just factor this: 22881674130987296817369335083505533792239602706912929845514703469287126491267727124570402660433186186250608348826913204513283590140161157396044966038359555681362347423
 Forum: Soap Box 2020-11-05, 19:22 Replies: 39 Poll: Election day poll Views: 1,208 Posted By Batalov The 2006 film explains why that decision may be a... The 2006 film explains why that decision may be a fallacy: sP2tUW0HDHA I confess that I never saw that film until, like, last month. (Saw the Cracked youtube video about it - 'is it deep or...
 2020-11-05, 19:06 Replies: 13 Views: 524 Posted By Batalov Great job! Congrats! Great job! Congrats!
 Forum: Alberico Lepore 2020-11-05, 09:17 Replies: 6 Views: 582 Posted By Batalov Anyone can factor N=187! Try and factor... Anyone can factor N=187! Try and factor something really hard, like N=6 or ...maybe 15. :tire:
 Forum: FermatSearch 2020-11-05, 09:01 Replies: 32 Views: 1,002 Posted By Batalov There is an important consideration: a factor can... There is an important consideration: a factor can only be found if it exists in the "range of possible to find". (You seem to think that there are factors everywhere, that programs just produce them...
 Forum: FermatSearch 2020-11-05, 05:52 Replies: 32 Views: 1,002 Posted By Batalov That's irrelevant. (If all you have is a hammer,... That's irrelevant. (If all you have is a hammer, everything looks like a nail.) Peter Strasser searched really hard with software shown here (http://www.fermatsearch.org/productivity.html) and...
 Forum: GMP-ECM 2020-11-05, 05:36 Replies: 28 Views: 1,370 Posted By Batalov or Ryan's dog? Who knows! or Ryan's dog? Who knows!
 Forum: GMP-ECM 2020-11-05, 01:38 Replies: 28 Views: 1,370 Posted By Batalov It takes about 2 hrs for the Stage 1 and another... It takes about 2 hrs for the Stage 1 and another hour for Stage 2 (and not too much RAM) to reproduce this ECM hit. As it was originally found, it was perhaps a 12-15 CPUhour run, you know, 7 yrs...
 Forum: Soap Box 2020-11-04, 21:42 Replies: 39 Poll: Election day poll Views: 1,208 Posted By Batalov It is almost anachronistic to see this battle as... It is almost anachronistic to see this battle as it is: as "town against countryland". But that's what it looks like. In the 21st century. In rural states with huge cities, it is fast to count all...
 Forum: GMP-ECM 2020-11-04, 21:03 Replies: 28 Views: 1,370 Posted By Batalov Go here and rent a node... Go here and rent a node (https://aws.amazon.com/ec2/). It will not be very different. x86_64 GNU/Linux, Xeon 8xxx CPU @ 3.00 - 3.40 GHz or similar. Maybe newer, maybe slightly older. It doesn't...
 Forum: GMP-ECM 2020-11-04, 04:00 Replies: 28 Views: 1,370 Posted By Batalov Use this "3rd" website - ... Use this "3rd" website - http://factordb.com/index.php?id=1100000000632146801 then click on green arrow next to "ECM" ... or here (http://factordb.com/frame_ecm.php?id=1100000000632146801), then...
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