Article ID Journal Published Year Pages File Type
4654716 European Journal of Combinatorics 2007 8 Pages PDF
Abstract

We show that there are exactly 2k−1Dk2k−1Dk inequivalent orientations of the rank-kk free spike (k≥4k≥4) where DkDk is the kth Dedekind number. Our proof of this result is constructive and employs the monotone boolean functions.

Related Topics
Physical Sciences and Engineering Mathematics Discrete Mathematics and Combinatorics
Authors
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