Stirling numbers, Eulerian idempotents and a diagram complex

被引：0

作者：

Stoimenow, A ^{[1
]}

机构：

[1] Humboldt Univ, Math Inst, D-10099 Berlin, Germany

来源：

JOURNAL OF KNOT THEORY AND ITS RAMIFICATIONS | 1998年 / 7卷 / 02期

关键词：

pure braid chord diagrams; Eulerian idempotents; Drinfel'd associator; Hochschild cohomology; Harrison cohomology; shuffles;

D O I：

10.1142/S0218216598000152

中图分类号：

O1 [数学];

学科分类号：

0701 ; 070101 ;

摘要：

We give a homological explanation of the ideals of the Eulerian elements in the ring of the symmetric group in terms of subspaces of relations in the Kohno algebra of singular braid diagrams and discuss some known and new properties of Eulerian elements.

引用

页码：231 / 256

页数：26

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