K N Raghavan

K N Raghavan

Retired Professor
Mathematics
2254 3264
knr @ imsc . res . in
414 New Building
Research Interests: 
  • Representation theory of groups and algebras
  • Flag varieties and Schubert varieties
Education: 
  • M. S. (Physics, 5-year integrated),  Indian Institute of Technology, Delhi, 1985
  • Ph. D. (Mathematics), Purdue University, West Lafayetter, Indiana, USA, 1991,  (thesis in commutative algebra under Craig Huneke)
Career History: 
  • Research Visiting Assistant Professor, Michigan State University, 1991--93
  • Faculty, Chennai Mathematical Institute, 1993--2001
  • Faculty, The Institute of Mathematical Sciences, 2001--present
Courses Taught: 
  • Lie algebras and their representations, Aug--Nov, 2016
  • Topology I (core course),  Aug--Nov, 2015
  • Algebra II (core course), Jan--Apr, 2014
Selected publications: 
  • (with B. Ravinder and Sankaran Viswanath) On Chari-Loktev bases for local Weyl modules in type A, https://arxiv.org/abs/1606.01191
  • (with Pampa Paul and Parameswaran Sankaran) Borel–de Siebenthal discrete series and associated holomorphic discrete series. Journal of Lie Theory 24 (2014) no.2, 475–501.
  • (with Preena Samuel and K. V. Subrahmanyam) RSK bases and Kazhdan-Lusztig cells. Annales de l'Institut Fourier (Grenoble) 62 (2012), no. 2, 525–569.
  • (with V. Lakshmibai) Standard monomial theory. Invariant theoretic approach. Encyclopedia of Mathematical Sciences, 137 Invariant Theory and Algebraic Transformation Groups, 8. Springer-Verlag, Berlin, 2008. xiv+265 pp. ISBN: 978-3-540-76756-5.
  • (with Shyamashree Upadhyay) Initial ideals of tangent cones to Schubert varieties in orthogonal Grassmannians. Journal of Combinatorial Theory Series A  116 (2009) no. 3, 663--683.
  • (with V. Lakshmibai, Parameswaran Sankaran, and P. Shukla) Standard monomial bases, moduli spaces of vector bundles, and invariant theory.  Transformation Groups 11 (2006) no. 4, 673–704.