1969
On the Photo:
- Heller, Siegfried (left)
- Hestermeyer, Wilhelm (right back)
- Hirsch, Guy (from back)
Occasion:Problemgeschichte der Mathematik
Location: Oberwolfach
Author: Grattan-Guinness, Enid (photos provided by Grattan-Guinness, Enid)
Source: MFO
Year: 1969
Photo ID: 15869
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