On: The Banker Who Said No

[kqr2]

He's also behind the Beal Conjecture which offers a $100,000 prize for either the proof or counterexample:

http://www.math.unt.edu/~mauldin/beal.html

BEAL'S CONJECTURE: If A^x +B^y = C^z , where A, B, C, x, y and z are positive integers and x, y and z are all greater than 2, then A, B and C must have a common prime factor.