'''Atle Selberg''' (14 June 1917 - 6 August 2007) was a [[Norway|Norwegian]] [[mathematics|mathematician]]. He was born in Langesund, Norway, and studied mathematics at the University of [[Oslo]], where he obtained his Ph.D in 1943.<ref>[http://www.spartacus.schoolnet.co.uk/USAselberg.htm Atle Selberg]</ref>
+
+
In 1948 he provided a long-awaited elementary proof of the prime number theorem, around the same time that [[Paul Erdős]] gave an independent proof. He immigrated to the United States and works at the Institute for Advanced Study in [[Princeton University|Princeton]] where he died in 2007.
+
+
He introduced [[Spectral theory (mathematics)|spectral theory]] into number theory and developed the Selberg trace formula.
+
+
==References==
+
+
<references/>
+
+
==External links==
+
+
* [http://www.gap-system.org/~history/Biographies/Selberg.html A Biography of Atle Selberg]