Bruhat order, smooth Schubert varieties, and hyperplane arrangements

Incidence matrices and interval graphs

D. R. Fulkerson, Oliver Gross · Pacific Journal of Mathematics · 1965 · 1.3K citations · Full text

Computing, Biology, Genetics +14

Total positivity, Grassmannians, and networks

Alexander Postnikov · ArXiv.org · 2006 · 507 citations · Full text

Natural Sciences, Mathematics, Combinatorics +8

Criterion for smoothness of Schubert varieties in Sl(n)/B

V. Lakshmibai, B Sandhya · Proceedings of the Indian Academy of Sciences - Section A · 1990 · 206 citations

Natural Sciences, High-performance Computing, Ballad Studies +2

Hyperplane arrangements with a lattice of regions

Anders Björner, Paul H. Edelman, Günter M. Ziegler · Discrete & Computational Geometry · 1990 · 130 citations · Full text

Natural Sciences, Computer Science, Mathematics +7

Pattern Avoidance and Rational Smoothness of Schubert Varieties

Sara Billey · Advances in Mathematics · 1998 · 79 citations

Natural Sciences, Mathematics, Combinatorics +10