Double Bruhat cells and total positivity
Representation Theory
2007-05-23 v1 Algebraic Geometry
Combinatorics
Quantum Algebra
Abstract
We study intersections of opposite Bruhat cells in a semisimple complex Lie group, and associated totally nonnegative varieties.
Cite
@article{arxiv.math/9802056,
title = {Double Bruhat cells and total positivity},
author = {Sergey Fomin and Andrei Zelevinsky},
journal= {arXiv preprint arXiv:math/9802056},
year = {2007}
}
Comments
45 pages, 8 figures; for color version, see http://www-math.mit.edu/~fomin/papers.html