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On Cusps of Caustics by Reflection: Billiard Variations on the Four Vertex Theorem and on Jacobi's Last Geometric Statement.

Gil BorSerge Tabachnikov
Published in: Am. Math. Mon. (2023)
Keyphrases
  • geometric structure
  • directed graph
  • geometric constraints
  • imaging systems
  • attributed graphs
  • social networks
  • von neumann