Professor Emeritus of Mathematics
Commutative Algebra, Homological Algebra, Representation Theory.
Most of my recent work has dealt with resolutions of Weyl modules and intertwining numbers.
Columbia University, Ph.D.
Columbia University, B.A.
Awards and Honors
Fellow, American Academy of Arts and Sciences (1995)
Awarded the Berenson Chair in Mathematics (1994)
JSPS Research Fellowship (Japan), Kyoto University (1989)
Guggenheim Felowship (1965)