32 citations · 139 across the 24 of their papers we have counts for
Showing 1999 · math.AGShow all
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math.AG1999
On orbit closures of Borel subgroups in spherical varieties
Michel Brion
Let F be the flag variety of a complex semi-simple group G, let H be an algebraic subgroup of G acting on F with finitely many orbits, and let V be an H-orbit closure in F. Expandi…
math.AG1999
Large Schubert varieties
Michel Brion, Patrick Polo
For a semisimple adjoint algebraic group and a Borel subgroup , consider the double classes in and their closures in the canonical compactification of : we call…