Transformation Groups

, Volume 1, Issue 1, pp 35–39

Euler characteristic of certain affine flag varieties


  • C. Kenneth Fan
    • Department of MathematicsHarvard University

DOI: 10.1007/BF02587734

Cite this article as:
Kenneth Fan, C. Transformation Groups (1996) 1: 35. doi:10.1007/BF02587734


The purpose of this note is to prove, as Lusztig stated, that the Euler characteristic of the variety of Iwahori subalgebras containing a certain nil-elliptic elementnt istcl wherel is the rank of the associated finite type Lie algebra.

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© Birkhäuser Boston 1996