V. È. Gheit, N. Zh. Gheit, “Nonnegativity criteria for fourth degree polynomials on the axis”, Izv. Vyssh. Uchebn. Zaved. Mat., 2007, Number 8,Pages <nobr>70

JOURNALS // Izvestiya Vysshikh Uchebnykh Zavedenii. Matematika // Archive

Izv. Vyssh. Uchebn. Zaved. Mat., 2007 Number 8, Pages 70–73 (Mi ivm1433)

Brief communications

Nonnegativity criteria for fourth degree polynomials on the axis

V. È. Gheit^a, N. Zh. Gheit^b

^a Chelyabinsk State University
^b Chelyabinsk State Pedagogical University

UDC: 517.518

Received: 07.02.2007

English version: Russian Mathematics (Izvestiya VUZ. Matematika), 2007, 51:8, 67–70

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