2001/08/24 by G. Lusztig, Lusztig, G.
Mathematics · #FOS: Mathematics #Representation Theory (math.RT) #math.RT
paper · pdf · doi:10.48550/arxiv.math/0108172
82 pages
arxiv created 2001/08/24 · arxiv updated 2009/11/30
These are notes for lectures given at MIT in 1999 (Fall). They contain a discussion of affine Hecke algebras with possibly unequal parameters including a theory of cells and a partly conjectural theory of J-rings.