2010
On the Photo:
- Tabachnikov, Sergei (left)
- Troubetzkoy, Serge (right)
Occasion:Arbeitsgemeinschaft: Mathematical Billards
Location: Oberwolfach
Author: Schmid, Renate (photos provided by Schmid, Renate)
Source: MFO
Year: 2010
Copyright: MFO
Photo ID: 12482