ArticleOriginal scientific text
Title
Lissajous knots and billiard knots
Authors 1, 2
Affiliations
- Mathematics Department, University of California at Berkeley, Berkeley, California 94720, U.S.A.
- Department of Mathematics, The George Washington University, 2201 G St., Room 428 Funger Hall, Washington, D.C. 20052, U.S.A.
Abstract
We show that Lissajous knots are equivalent to billiard knots in a cube. We consider also knots in general 3-dimensional billiard tables. We analyse symmetry of knots in billiard tables and show in particular that the Alexander polynomial of a Lissajous knot is a square modulo 2.
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