Media type: E-Article Title: Variations on an Irrational Theme-Geometry, Dynamics, Algebra Contributor: Kalman, Dan; Mena, Robert; Shahriari, Shahriar imprint: Informa UK Limited, 1997 Published in: Mathematics Magazine Language: English DOI: 10.2307/2691430 ISSN: 0025-570X Keywords: General Mathematics Origination: Footnote: