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JOURNALS // Izvestiya Rossiiskoi Akademii Nauk. Seriya Matematicheskaya // Archive

Izv. RAN. Ser. Mat., 2019 Volume 83, Issue 5, Pages 88–106 (Mi im8804)

This article is cited in 1 paper

Almost solubility of classes of non-linear integral equations of the first kind on cones

M. Yu. Kokurin

Mari State University, Ioshkar-Ola

Abstract: Using convexity properties of the images of completely continuous non-linear integral operators, we describe the closed convex cones lying either in the recessive cone, or in the tangent cone of the closed image of the operator being studied (depending on the nature of the integrand). These cones are determined by the principal part of the asymptotics of the integrand at infinity, independently of the variation of the subordinate part. We discuss applications to the generalized solubility of non-linear integral equations of the first kind.

Keywords: non-linear integral operator, recessive cone, tangent cone, equation of the first kind, solubility.

UDC: 517.988

MSC: Primary 47J06; Secondary 46G10, 47H14

Received: 03.05.2018

DOI: 10.4213/im8804


 English version:
Izvestiya: Mathematics, 2019, 83:5, 990–1007

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