Tuesday Seminar on Topology

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Date, time & place Tuesday 17:00 - 18:30 056Room #056 (Graduate School of Math. Sci. Bldg.)
Organizer(s) KAWAZUMI Nariya, KITAYAMA Takahiro, SAKASAI Takuya

2017/10/03

17:00-18:00   Room #056 (Graduate School of Math. Sci. Bldg.)
Athanase Papadopoulos (IRMA, Université de Strasbourg)
Transitional geometry (ENGLISH)
[ Abstract ]
I will describe transitions, that is, paths between hyperbolic and spherical geometry, passing through the Euclidean. This is based on joint work with Norbert A’Campo and recent joint work with A’Campo and Yi Huang.