Canadian Mathematical Olympiad Committee | 1982 - 1983 | |
Crux Mathematicorum Editorial Board | 1991 - 1998 | |
International Mathematical Olympiad Committee | 1994 - 1996 |
Canadian Mathematical Olympiad Committee | 1982 - 1983 | |
Crux Mathematicorum Editorial Board | 1991 - 1998 | |
International Mathematical Olympiad Committee | 1994 - 1996 |