The complexity of necklace splitting, consensus-halving, and discrete ham sandwich

We resolve the computational complexity of three problems known as Necklace Splitting, Consensus-Halving, and Discrete Ham sandwich, showing that they are PPA-complete. For NECKLACE SPLITTING, this result is specific to the important special case in which two thieves share the necklace. These are th...

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Bibliographic Details
Main Authors: Filos-Ratsikas, A, Goldberg, PW
Format: Journal article
Language:English
Published: Society for Industrial and Applied Mathematics 2022