Annales academiae scientiarum Fennicae. Mathematica dissertationes. Vol.152: On hyperbollic type metrixs / Klen R. - Helsinki: Suomalainen tiedeakatemia, 2009. - 49 p. - ISBN 951-41-0990-2; ISSN 1239-6303  Место хранения:   013 | Институт математики СО РАН | Новосибирск | Библиотека

Оглавление / Contents

1. Introduction ................................................. 5 2. Notation ..................................................... 7 3. Comparison of metrics ....................................... 10 4. Quasihyperbolic trigonometry ................................ 18 5. Estimations of the quasihyperbolic distance ................. 35 6. Properties of metric balls .................................. 43 References ..................................................... 48