Möbius Functions of Some Annular Noncrossing Objects
arXiv:2003.09344
Abstract
We present the Möbius functions of several posets of annular noncrossing objects, namely a self-dual extension of the annular noncrossing permutations, minimal length annular partitioned permutations, and annular noncrossing partitons.
Contains a section originally from arXiv:1808.10589