
Viggo Brun Biography 
Viggo Brun (October 13, 1882  August 15, 1978) was a Norwegian mathematician. He was born in Lier and died in Drøbak.
His best known contribution is that he showed that the sum of reciprocals of twin primes converges to a sum now called Brun's constant. He proved that by means of devising an improvement over Legendre's version the sieve of Eratosthenes. 

Viggo Brun Resources 



