Abstract
It is shown that the set of 4-period orbits in outer billiard in the Euclidean plane with piecewise smooth convex boundary has an empty interior, provided that no four corners of the boundary form a parallelogram.
Original language | English (US) |
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Article number | 67089 |
Journal | International Mathematics Research Notices |
Volume | 2006 |
DOIs | |
State | Published - 2006 |
ASJC Scopus subject areas
- General Mathematics