Finiteness of spatial central configurations in the five-body problem

Marshall Hampton, Anders Jensen

Research output: Contribution to journalArticlepeer-review

22 Scopus citations

Abstract

We strengthen a generic finiteness result due to Moeckel by showing that the number of spatial central configurations of the Newtonian five-body problem with positive masses is finite, apart from some explicitly given special cases of mass values.

Original languageEnglish (US)
Pages (from-to)321-332
Number of pages12
JournalCelestial Mechanics and Dynamical Astronomy
Volume109
Issue number4
DOIs
StatePublished - Apr 2011

Bibliographical note

Funding Information:
Acknowledgments Some of our computations were run on one of the Sage Foundation’s 24-core Sun X4450s, supported by National Science Foundation Grant No. DMS-0821725. We were also both supported by the American Institute of Mathematics. Furthermore, the second author was supported by the German Research Foundation (Deutsche Forschungsgemeinschaft (DFG)) through the Institutional Strategy of the University of Göttingen.

Keywords

  • Albouy-Chenciner equations
  • Central configurations
  • Polyhedral fan
  • Tropical geometry
  • n-Body problem

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