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JOURNALS
// Doklady Akademii Nauk
// Archive
Dokl. Akad. Nauk SSSR,
1975
Volume 223,
Number 5,
Pages
1056–1059
(Mi dan39208)
MATHEMATICS
Hopf’s classification theorem in the theory of shapes
Yu. T. Lisitsa
Peoples Friendship University of Russia
UDC:
513
Presented:
P. S. Aleksandrov
Received: 26.03.1975
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Steklov Math. Inst. of RAS
, 2026
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