Irvin Sol Cohen (1917 – February 14, 1955) was an American mathematician at M.I.T. who worked on local rings. He was a student of Oscar Zariski at Johns Hopkins University.
In 1946 he proved the unmixedness theorem for power series rings, as a result of which Cohen–Macaulay ring are named after him and F. S. Macaulay. Cohen and Seidenberg are famous for their Cohen-Seidenberg theorems. He proved the Cohen structure theorem for complete Noetherian local rings.
Famous quotes containing the words irvin and/or cohen:
“The End?”
—Theodore Simonson. Irvin S. Yeaworth, Jr.. End title card, The Blob, printed on screen at the end of the movie (1958)
“Seven to eleven is a huge chunk of life, full of dulling and forgetting. It is fabled that we slowly lose the gift of speech with animals, that birds no longer visit our windowsills to converse. As our eyes grow accustomed to sight they armour themselves against wonder.”
—Leonard Cohen (b. 1934)