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JOURNALS // Doklady Akademii Nauk // Archive

Dokl. Akad. Nauk SSSR, 1972 Volume 203, Number 1, Pages 43–45 (Mi dan36692)

MATHEMATICS

Tensor conditions for reducibility of elliptic and hyperbolic equations

I. D. Cherkasov

Nizhny Tagil Pedagogical Institute

UDC: 517

Presented: I. N. Vekua
Received: 09.04.1969



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