Wild triangles in 3-connected matroids
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Journal Article
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Publisher
University of Canterbury. Mathematics and Statistics.
Journal Title
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Date
2008
Authors
Oxley, J.
Semple, C.
Whittle, G.
Abstract
Let {a, b, c} be a triangle in a 3-connected matroid M. In this paper, we describe the structure of M relative to {a, b, c} when, for all t in {a, b, c}, either M\t is not 3-connected, or M\t has a 3-separation that is not equivalent to one induced by M.
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Citation
Oxley, J., Semple, C., Whittle, G. (2008) Wild triangles in 3-connected matroids. Journal of Combinatorial Theory Series B, 98(2), pp. 291-323.
Keywords
Tutte's Triangle Lemma, exposed 3-separation, flower