Multilabeled versions of sperner's and fan's lemmas and applications

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Abstract

We propose a general technique related to the polytopal Sperner lemma for proving old and new multilabeled versions of Sperner's lemma. A notable application of this technique yields a cake-cutting theorem where the number of players and the number of pieces can be independently chosen. We also prove multilabeled versions of Fan's lemma, a combinatorial analogue of the Borsuk-Ulam theorem, and exhibit applications to fair division and graph coloring.

Original languageEnglish
Pages (from-to)391-411
Number of pages21
JournalSIAM Journal on Applied Algebra and Geometry
Volume3
Issue number3
DOIs
Publication statusPublished - 1 Jan 2019

Keywords

  • Cake-cutting
  • Consensus-halving
  • Fan's lemma
  • Graph coloring
  • Labelings
  • Sperner's lemma

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