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 Showing results 1 to 16 of 16 Search took 0.01 seconds. Search: Posts Made By: aaa120
 Forum: Factoring 2010-05-25, 12:23 Replies: 19 Views: 5,280 Posted By aaa120 I know that msieve can factor it ,but my computer... I know that msieve can factor it ,but my computer is too poor to factor it
 Forum: Factoring 2010-05-25, 12:12 Replies: 19 Views: 5,280 Posted By aaa120 who can factor this 128 digits number? my friend let me to factor it ,but it is difficult for me to factor it, who can help me to factor it ?...
 Forum: Factoring 2008-12-06, 10:04 Replies: 14 Views: 3,088 Posted By aaa120 how do you know ? Mathematica is not an open source software,How do you know "Mathematica ECMs (or TFs) just a little bit higher"? Are you the employee of Wolfram Research?
 Forum: Factoring 2008-12-06, 08:47 Replies: 14 Views: 3,088 Posted By aaa120 mathematica7.0 can easily factorize 10^67+1111 input :Timing[FactorInteger[10^67 + 1111]] output :{4.703, {{2225021, 1}, {1857766060519267, 1}, {2419217198278205425660754412115585800799721473, 1}}} I also used msieve 1.39 to factorize...
 Forum: Msieve 2008-11-27, 07:49 Replies: 7 Views: 2,231 Posted By aaa120 Getting msieve to work I don't know why msieve1.39 cannot run on my machine . My operating system is windows XP. I download msieve 1.38 from this (http://www.tuts4you.com/download.php?view.1252), msieve 1.38 can run on...
 Forum: Factoring 2008-11-21, 10:36 Replies: 5 Views: 2,705 Posted By aaa120 The source simply calls another function... The source simply calls another function depending on the second parameter: long ispseudoprime(GEN x, long flag) { if (flag == 0) return BSW_psp(x); return millerrabin(x, flag); }[/quote]...
 Forum: Factoring 2008-11-21, 10:27 Replies: 5 Views: 2,705 Posted By aaa120 I cannot understand My native language is not English ,I cannot understand your words very well.
 Forum: Factoring 2008-11-18, 12:09 Replies: 5 Views: 2,705 Posted By aaa120 algorithms about primality in pari/gp I want to know several algorithms about primality in pari/gp. the function name is “ispseudoprime”。 who can describe the algorithms which are used in ispseudoprime? the more detailed the better!...
 Forum: Factoring 2008-10-31, 02:19 Replies: 9 Views: 1,580 Posted By aaa120 The integer here is referred to the integer... The integer here is referred to the integer which is great than 0!
 Forum: Factoring 2008-10-30, 08:32 Replies: 9 Views: 1,580 Posted By aaa120 what kind of integer is the hardest to be factored what kind of integer is the hardest to be factored at present? I want to know,who can tell me ?
 Forum: Software 2008-10-26, 11:09 Replies: 7 Views: 7,314 Posted By aaa120 Thanks Thanks ,you're right!I don't know why I cannot visit the website in my country !Good luck!
 Forum: Software 2008-10-25, 08:34 Replies: 7 Views: 7,314 Posted By aaa120 Where can I download the latest version of primo? In my country ,it is impossible for me to visit the website of primo(www.ellipsa.net) Is there anybody who can give me an effective download link ?
 Forum: Miscellaneous Math 2008-10-23, 13:26 Replies: 4 Views: 2,363 Posted By aaa120 Who can give me a proof ? Let n is an integer which is great then 3, b=2^(n-1)+1 , Is there anybody who can prove that n can't be the factor of b？ I verified that there is no counterexample for n below 300000000. ...
 Forum: Factoring 2008-10-22, 06:57 Replies: 17 Views: 3,379 Posted By aaa120 extremely incredible! I found 37*prp47*prp52=10^100+27 by using Mathematica 6.0. How did you get the other two factors of 10^100+27? I think pari/gp maybe the most powerful software in number theory.Pari/gp have run ...
 Forum: Factoring 2008-10-22, 00:36 Replies: 17 Views: 3,379 Posted By aaa120 who can factor 10^100+27? I take great interest in factorization. It is difficult for me to fact 10^100+27,I have spent about 15 hours to fact it by using pari/gp which is an especial famous software in number theory...
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