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arXiv:1009.4510 [math.CO]AbstractReferencesReviewsResources

On the non-existence of an R-labeling

Richard Ehrenborg, Margaret Readdy

Published 2010-09-23Version 1

We present a family of Eulerian posets which does not have any R-labeling. The result uses a structure theorem for R-labelings of the butterfly poset.

Comments: 6 pages, 1 figure. To appear in the journal Order
Journal: Order Volume 28, Number 3 (2011), 437-442
Categories: math.CO
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