We give a simple proof for the fact that certain algebra generators of the mod 2 cohomology of classifying spaces of exceptional Lie groups are given by Chern classes and Stiefel-Whitney classes of certain representations.
机构:
Univ British Columbia, Dept Math, 1984 Math Rd, Vancouver, BC V6T 1Z2, CanadaUniv British Columbia, Dept Math, 1984 Math Rd, Vancouver, BC V6T 1Z2, Canada