Date   
Fermat numbers and N^2+1 primes 8 messages By kimowww ·
4D Euler Brick does not exist By Conor Williams ·
Triangels with all sides prime 34 messages By kimowww ·
N^2+1 Inequality 2 messages By kimowww ·
No 3x3 Magic squares can exist (with power > 1) 2 messages By Conor Williams ·
Fermat the last proof with Pitagora and Binomial develop just 2 messages By Stefano Maruelli ·
journals By Tim Roberts ·
new contribution 3 messages By Tim Roberts ·
Goldbach conjecture proof ? 12 messages By kimowww ·
Perfect Number (Wave Divisor Function) 3 messages By vpreemen@... ·
Möbius geometry in two dimensions 5 messages By Kermit Rose ·
Goldbach conjecture 6 messages By kimowww ·
More on Division by Zero 6 messages By Danny ·
I'm derailed ? 2 messages By Stefano Maruelli ·
http://unsolvedproblems.org/S140.pdf 6 messages By Jose Arnaldo Bebita-Dris ·
new contributions By Tim Roberts ·
Factoring algorithms By Kermit Rose ·
Collatz Conjecture By Conor Williams ·
A few algebraic identities that might be useful for solving Euler box, or Perfect Cuboid, or other sum of squares puzzles. By Kermit Rose ·
Lonely Runner html automatic shape builder By Conor Williams ·