Charles Ehresmann
Charles Ehresmann
(
1905
-
1979
) was a
French
mathematician
who worked on
differential topology
and
category theory
. He is known for work on the topology of
Lie groups
, the
jet
concept (see
jet bundle
), and his seminar on category theory. He attended the
cole Normale Suprieure
in Paris before performing a years military service. In 1957 he founded the mathematical journal
Cahiers de Topologie et Gometrie Diffrentielle Categoriques
.
Dieudonn
describes Ehresmann's personality as "
... distinguished by forthrightness, simplicity, and total absence of conceit or careerism. As a teacher he was outstanding, not so much for the brilliance of his lectures as for the inspiration and tireless guidance he generously gave to his research students ...
"
See also
Ehresmann's theorem
.
External link
http://www-gap.dcs.st-and.ac.uk/~history/Mathematicians/Ehresmann.html
Biography in the
MacTutor History of Mathematics Archive
Ehresmann, Charles Ehresmann, Charles Ehresmann, Charles
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