Enumeration of rhombus tilings of a hexagon which contain a fixed rhombus on its symmetry axis
Mihai Ciucu, Markus Fulmek, Christian Krattenthaler
Abstract
We compute the number of rhombus tilings of a hexagon with sides N,M,N,N,M,N, which contain a fixed rhombus on the symmetry axis. A special case solves a problem posed by Jim Propp.
Create a lesson
Related papers
Combinatorics of hyperplane arrangements and Witten zeta function at the origin
Kam Cheong Au, Kazuhiro Onodera
Proof of the Pach-Tardos conjecture
Lior Gishboliner, Xiangyu Li
Longest cycles intersect linearly in highly connected graphs
Jie Ma, Bo Ning, Ziyuan Zhao
Cutting a convex body into fat parts and approximating Euclidean distance by graph distances
János Pach, Gábor Tardos
A counterexample to the quantum Hedetniemi conjecture
Julius A. Zeiss
Schrijver-Delsarte rigidity in association schemes and undecidability of quantum graph homomorphism
Lorenzo Ciardo, Iris Hebbeker, Gideo Joubert et al.