Colleen Robles
Texas A & M University; Member, School of Mathematics
January 27, 2014
Consider a rational homogeneous variety X. The Schubert classes of X form a free additive basis of the integral homology of X. Given a Schubert class S in X, Borel and Haefliger asked: aside from the Schubert variety, does S admit any other algebraic representatives? I will discuss this, and related questions, in the case that X is Hermitian symmetric.
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