Convex billiards and a theorem by E. Hopf

Introduction to Matrix Analysis

A W Gillies · Physics Bulletin · 1960 · 604 citations

Natural Sciences, Mathematics, Systems Analysis +9

Closed Surfaces Without Conjugate Points

Eberhard Hopf · Proceedings of the National Academy of Sciences · 1948 · 182 citations · Full text

Natural Sciences, Mathematics, Computational Geometry +5

Variational construction of orbits of twist diffeomorphisms

John N. Mather · Journal of the American Mathematical Society · 1991 · 102 citations

Natural Sciences, Mathematics, Dynamical Systems +12

Glancing billiards

John N. Mather · Ergodic Theory and Dynamical Systems · 1982 · 82 citations · Full text

Natural Sciences, Mathematics, Geometry +4

Converse KAM theory for symplectic twist maps

Robert S. MacKay, James D. Meiss, J. Stark · Nonlinearity · 1989 · 80 citations

Natural Sciences, Mathematics, Dynamical Systems +14