Alfred Hoblitzelle Clifford (July 11, 1908 – December 27, 1992) was an American mathematician born in St. Louis, Missouri who is known for Clifford theory and for his work on semigroups. He did his undergraduate studies at Yale and his PhD at Caltech, and worked at MIT, Johns Hopkins, and later Tulane University. The Alfred H. Clifford
Mathematics Research Library at Tulane University is named after him.
Publications
- Clifford, Alfred Hoblitzelle; Preston, Gordon B. (1961), The algebraic theory of semigroups. Vol. I, Mathematical Surveys, No. 7, Providence, R.I.: American Mathematical Society, ISBN 978-0-8218-0272-4, MR 0132791