Paul Cohen
Paul Joseph Cohen (2 mis Ebrel 1934 – 23 mis Meurth 2007)[1] o awrgrymor amerikanek.[2]
- ↑ Levy, Dawn (2007-03-28). "Paul Cohen, winner of world's top mathematics prize, dies at 72". Stanford Report. http://news-service.stanford.edu/news/2007/april4/cohen-040407.html.
- ↑ Pearce, Jeremy (2 April 2007). "Paul J. Cohen, Mathematics Trailblazer, Dies at 72". NY Times. https://www.nytimes.com/2007/04/02/us/02cohen.html?_r=0.