$M\"obius Functions of Some Annular Noncrossing Objects$

M\"obius Functions of Some Annular Noncrossing Objects

We present the M\"{o}bius 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.

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Bibliographische Detailangaben
1. Verfasser:	Redelmeier, C. E. I
Format:	Artikel
Sprache:	eng
Schlagworte:	Mathematics - Combinatorics
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Beschreibung
Zusammenfassung:	We present the M\"{o}bius 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.
DOI:	10.48550/arxiv.2003.09344