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Paul Samuilovich Urysohn
Paul Samuilovich Urysohn
(
1898
-
1924
) was a
Russian
mathematician
who is best known for developing
Urysohn's Metrization Theorem
and
Urysohn's Lemma
, both of which are fundamental results in
topology
.
External link
MacTutor biography of Urysohn
Wikipedia
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