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 Showing results 1 to 8 of 8 Search took 0.01 seconds. Search: Posts Made By: paulunderwood
 Forum: Wagstaff PRP Search 2013-10-18, 01:33 Replies: 26 Views: 60,216 Posted By paulunderwood The modular reduction is done over "n" and... The modular reduction is done over "n" and "L^2+1". Here is a worked example for n=11 where L^2==-1 (mod 11, L^2+1) (L+2)^2==L^2+4*L+4==4*L+3 (L+2)^3==(4*L+3)*(L+2)==4*L^2+11*L+6==0*L+6-4==2...
 Forum: Wagstaff PRP Search 2013-10-17, 21:27 Replies: 26 Views: 60,216 Posted By paulunderwood The tests passed for both PRPs. :smile: I... The tests passed for both PRPs. :smile: I have emailed Henri Lifchitz requesting that the annotations for the PRPs in his database (http://www.primenumbers.net/prptop/prptop.php) lists all our PRP...
 Forum: Wagstaff PRP Search 2013-09-20, 22:10 Replies: 26 Views: 60,216 Posted By paulunderwood Running N+1 test using discriminant 2, base... Running N+1 test using discriminant 2, base 1+sqrt(2) (2^13347311+1)/3 is Lucas PRP! (442900.4907s+0.0204s) and...
 Forum: Wagstaff PRP Search 2013-09-19, 23:57 Replies: 26 Views: 60,216 Posted By paulunderwood :tu: I've got 'em covered. One more day to go on... :tu: I've got 'em covered. One more day to go on a 4770k at 4GHz.
 Forum: Wagstaff PRP Search 2013-09-10, 19:15 Replies: 26 Views: 60,216 Posted By paulunderwood I have a special version that calculates modulo... I have a special version that calculates modulo 2^p+1 -- so no generic modulo. :smile:
 Forum: Wagstaff PRP Search 2013-09-10, 18:57 Replies: 26 Views: 60,216 Posted By paulunderwood Serge should be giving some PRP results soon. ... Serge should be giving some PRP results soon. I have started a GMP implementation of my test for the new Wagstaffs on a Q6600: (L+2)^(N+1)==5 (mod N, L^2+1) It will take a few weeks :smile:
 Forum: Wagstaff PRP Search 2013-09-08, 21:18 Replies: 26 Views: 60,216 Posted By paulunderwood What ranges did you search, Ryan? What ranges did you search, Ryan?
 Forum: Wagstaff PRP Search 2013-09-08, 21:16 Replies: 26 Views: 60,216 Posted By paulunderwood Wowee! :w00t: Wowee! :w00t:
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