Title

Several identities for the characteristic polynomial of a combinatorial geometry

Document Type

Article

Publication Date

1-1-1980

Abstract

In this paper we explore a research problem of Greene: to find inequalities for the Möbius function which become equalities in the presence of modularity. We replace these inequalities with identities and give combinatorial interpretations for the difference. © 1980.

Publication Source (Journal or Book title)

Discrete Mathematics

First Page

161

Last Page

170

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