24/08/04 12:56:58.46 oj4WjR/C.net
つづき
URLﾘﾝｸ(en.wikipedia.org)
Andrew John Casson FRS (born 1943) is a mathematician, studying geometric topology. Casson is the Philip Schuyler Beebe Professor of Mathematics[1] at Yale University.
Work
Casson has worked in b