MATHEMATICS

On the equation $\varphi(z)=\varphi_1(x)+\varphi_2(x)+\varphi_3(x+y)$

J. I. Bogoljubov

Institute of Mathematics, Siberian Branch of USSR Academy of Sciences, Novosibirsk

UDC: 518.3

Presented: S. L. Sobolev
Received: 13.06.1972

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