English

Fermionic form and Betti numbers

Quantum Algebra 2007-05-23 v2

Abstract

We state a conjectural relationship between the fermionic form (G. Hatayama, A. Kuniba, M. Okado, T. Takagi, Y. Yamada qa/9812022) and the Betti numbers of a Grassmannian over a preprojective algebra or, equivalently, of a lagrangian quiver variety.

Cite

@article{arxiv.math/0005010,
  title  = {Fermionic form and Betti numbers},
  author = {G. Lusztig},
  journal= {arXiv preprint arXiv:math/0005010},
  year   = {2007}
}

Comments

7 pages, amstex; a misprint in Section 6 and one just before Section 8 is corrected