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pro vyhledávání: '"S. L. Tsarev"'
Autor:
S. L. Tsarev
Publikováno v:
Journal of Mathematical Sciences. 126:1312-1316
Autor:
Yu. I. Sapronov, S. L. Tsarev
Publikováno v:
Mathematical Notes. 67:631-638
A new criterion for global smooth equivalence of a pair of key functions corresponding to a smooth functional in the calculus of variations for a given pair of finite-dimensional reduction schemes is established. The statement is presented in abstrac