Mathematician:Hans Ivar Riesel

Mathematician
Swedish mathematician who found the $18$th Mersenne prime $2^{3217} - 1$ in $1957$.

He held the record for the highest known prime from $1957$ to $1961$, when found the next two.

Nationality
Swedish

History

 * Born: May 28, 1929, Stockholm, Sweden
 * Died: December 21, 2014

Theorems and Definitions

 * Riesel Number

Publications

 * 1994: Prime Numbers and Computer Methods for Factorization