Topological transitivity of billiards in polygons

A. N. Zemlyakov, Anatoly Katok

Research output: Contribution to journalArticlepeer-review

115 Scopus citations


Consider a billiard in a polygon Q⊂R2 having all angles commensurate with π. For the majority of initial directions, density of every infinite semitrajectory in configuration space is proved. Also proved is the typicality of polygons for which some billiard trajectory is dense in phase space.

Original languageEnglish (US)
Pages (from-to)760-764
Number of pages5
JournalMathematical Notes of the Academy of Sciences of the USSR
Issue number2
StatePublished - Aug 1 1975

All Science Journal Classification (ASJC) codes

  • Mathematics(all)


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