Simplicial complexes (shellability, CW complexes), matroids (GGMS theorem, positroids, MacPhersonian, flag matroids), polytopes (H-vectors, g-theorem), posets (EL-shellability).
Textbook: None.
Algebraic Combinatorics
Publication Date: 2014
Publisher: University of California Berkeley
Pages: 91
Format: ebook
Authors: Lauren Williams, Evan Chen
