Focal rigidity of hyperbolic surfaces

Authors

  • Ferry H. Kwakkel Instituto Nacional de Matemática Pura e Aplicada
Section
Article

Published

2012-02-01

How to Cite

Kwakkel, F. H. (2012). Focal rigidity of hyperbolic surfaces. Annales Fennici Mathematici, 37(1), 149–159. https://doi.org/10.5186/aasfm.2012.3724