Oriented Matroids

Oriented Matroids

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First comprehensive, accessible account; second edition has expanded bibliography and a new appendix surveying recent research.Anders BjAprner. For (3) =agt; (4), let E be an allowable sequence with matroid M = M (En), and with corresponding wiring diagram Za€ as in (6.4.1). ... Now, let e1 alt; e2 alt; e3 be three non-collinear points in M, i.e., three wires in Za€ not through a point.

Title:Oriented Matroids
Author:Anders Björner
Publisher:Cambridge University Press - 1999-11-18


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