R. Ya. Shostak, “On a criterion of conditional definiteness of a quadratic form of $n$ variables, subject to linear relations, and on a sufficient condition for a conditional extremum of a function of $n$ variables”, Uspekhi Mat. Nauk, 1954, Volume 9, Issue 2(60),Pages 199

Scientific notes and problems

On a criterion of conditional definiteness of a quadratic form of $n$ variables, subject to linear relations, and on a sufficient condition for a conditional extremum of a function of $n$ variables

R. Ya. Shostak

Received: 30.01.1954