Derrick Henry Lehmer (1905 - 1991)

* 23 February 1905, † 22 May 1991

Derrick Henry Lehmer was born on 23 February 1905 in Berkeley, California, USA. Derrick H Lehmer was an American mathematician who worked in number theory and in particular generalised Lucas’s test for Mersenne primes. Derrick Henry Lehmer died on 22 May 1991 in Berkeley, California, USA.