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JOURNALS // Itogi Nauki i Tekhniki. Sovremennaya Matematika i ee Prilozheniya. Tematicheskie Obzory // Archive

Itogi Nauki i Tekhniki. Sovrem. Mat. Pril. Temat. Obz., 2020 Volume 186, Pages 67–73 (Mi into714)

On local bifurcations of spatially inhomogeneous solutions for one functional-differential equation

D. A. Kulikov

P.G. Demidov Yaroslavl State University

Abstract: In this work, we study a nonlocal erosion equation, which simulates the process of nanorelief formation. For a periodic boundary-value problem for the partial functional differential equation, we examine local bifurcations in the cases where homogeneous equilibrium states change their stability. We prove that in the problem considered, subcritical bifurcations occur.

Keywords: functional differential equation, boundary-value problem, local bifurcation, stability.

UDC: 517.929

MSC: 37L10, 35R10, 35Q80

DOI: 10.36535/0233-6723-2020-186-67-73



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