# Mathematician:Samuel Standfield Wagstaff Jr.

## Mathematician

American mathematician and computer scientist, whose research interests are in the areas of cryptography, parallel computation, and analysis of algorithms, especially number theoretic algorithms.

## Nationality

American

## History

- Born: February 21, 1945 in New Bedford, Massachusetts, US

## Theorems and Definitions

## Publications

- July 1980:
*The Pseudoprimes to $25 \cdot 10^9$*(*Math. Comp.***Vol. 35**,*no. 151*: 1003 – 1026) (with Carl Pomerance and J.L. Selfridge) www.jstor.org/stable/2006210

- 1983:
*Factorization of $b^n \pm 1, b = 2, 3, 5, 6, 7, 10, 11, 12$ up to high powers*(*Contemporary Mathematics***Vol. 12**(with John Brillhart, D.H. Lehmer, John L. Selfridge and Bryant Tuckerman)