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File:Fenchel Alexandrov Busemann Jessen.jpg
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Fil:Fenchel Alexandrov Busemann Jessen.jpg
Description
Fenchel
Alexandrov
Busemann
Jessen
.
jpg
English: Werner
Fenchel
(left), Alexander D.
Alexandrov
, Herbert
Busemann
, Børge
Jessen
, 1954 Date 1954
Fil:Aleksandr Danilovich Aleksandrov.jpg
DescriptionAleksandr Danilovich Aleksandrov.
jpg
English: Werner
Fenchel
(left), Alexander D.
Alexandrov
, Herbert
Busemann
, Børge
Jessen
, 1954 Date 1954 Source Mathematisches