activity
19952023
most citedFrobenius splitting of cotangent bundles of flag varieties and geometry of nilpotent cones

81 citations · 183 across the 46 of their papers we have counts for

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Showing alg-geomShow all

3 papers · 1 filter

alg-geom1995

Picard group of the moduli spaces of G-bundles

Shrawan Kumar, M. S. Narasimhan

We prove that the Picard group of the moduli space of semistable G-bundles on any irreducible smooth projective curve is isomorphic with the group of integers.

alg-geom1995★ 15 cited

Infinite Grassmannians and Moduli Spaces of G-bundles

Shrawan Kumar

This lecture note is devoted to prove that the space of vacua is isomorphic with the space of generalized theta functions (joint work with M.S. Narasimhan, and A. Ramanathan)

alg-geom1995★ 10 cited

The nil Hecke ring and singularity of Schubert varieties

Shrawan Kumar

We give a criterion for smoothness of a point in any Schubert variety in any G/B in terms of the nil Hecke ring.