Title

An upgraded Wheels-and-Whirls Theorem for 3-connected matroids

Document Type

Article

Publication Date

5-1-2012

Abstract

Let M be a 3-connected matroid that is not a wheel or a whirl. In this paper, we prove that M has an element e such that M\e or M/e is 3-connected and has no 3-separation that is not equivalent to one induced by M. © 2011 Elsevier Inc.

Publication Source (Journal or Book title)

Journal of Combinatorial Theory. Series B

First Page

610

Last Page

637

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