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A PTAS for Capacitated Vehicle Routing on Trees

Authors Claire Mathieu, Hang Zhou

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ACM Subject Classification
  • Theory of computation → Routing and network design problems
Keywords
  • approximation algorithms
  • capacitated vehicle routing
  • graph algorithms
  • combinatorial optimization

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Abstract

We give a polynomial time approximation scheme (PTAS) for the unit demand capacitated vehicle routing problem (CVRP) on trees, for the entire range of the tour capacity. The result extends to the splittable CVRP.

Cite As Get BibTex

Claire Mathieu and Hang Zhou. A PTAS for Capacitated Vehicle Routing on Trees. In 49th International Colloquium on Automata, Languages, and Programming (ICALP 2022). Leibniz International Proceedings in Informatics (LIPIcs), Volume 229, pp. 95:1-95:20, Schloss Dagstuhl – Leibniz-Zentrum für Informatik (2022) https://doi.org/10.4230/LIPIcs.ICALP.2022.95

Author Details

Claire Mathieu
  • CNRS Paris, France
Hang Zhou
  • École Polytechnique, Institut Polytechnique de Paris, France

Funding

This work was partially funded by the grant ANR-19-CE48-0016 from the French National Research Agency (ANR).

References

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