A generalised Euler-Poincare formula for associahedra

被引：0

作者：

Baur, Karin ^{[1
]}

Martin, Paul P. ^{[2
]}

机构：

[1] Karl Franzens Univ Graz, Dept Math & Sci Comp, A-8010 Graz, Austria

[2] Univ Leeds, Dept Pure Math, Leeds LS2 9JT, W Yorkshire, England

来源：

BULLETIN OF THE LONDON MATHEMATICAL SOCIETY | 2019年 / 51卷 / 01期

基金：

英国工程与自然科学研究理事会;

关键词：

ALGEBRAS; TRIANGULATIONS;

D O I：

10.1112/blms.12221

中图分类号：

O1 [数学];

学科分类号：

0701 ; 070101 ;

摘要：

We derive a formula for the number of flip-equivalence classes of tilings of an n-gon by collections of tiles of shape dictated by an integer partition lambda. The proof uses the Euler-Poincare formula; and the formula itself generalises the Euler-Poincare formula for associahedra.

引用

页码：181 / 192

页数：12

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