[math-fun] A test for primality using elliptic curves

Math funsters might be interested in "An Elliptic Curve test for Mersenne Primes" by Benedict Gross. http://abel.math.harvard.edu/~gross/preprints/Mersenne.pdf In a talk this afternoon Dick (his nickname) mentioned that he is going to use it to check the primality of the newest Mersenne prime. Victor