Balanov, Zalman, 1959-Gaishun, I.Gorohovik, V.Krawcewicz, WieslawLebedev, A.2014-07-112014-07-112012-09-052012-09-051937-1632http://hdl.handle.net/10735.1/3671No abstract available.en©2014 American Institute of Mathematical SciencesTopological degreeWinding numberEquivariant degreeIntegral operatorsIntegral equationsHammerstein equationBarbashin integro-differential equationHahn-Sacks-Vitali theoremCones in banach spacesIdeal spacesPositive linear operatorsRiemann problem for PDEsBanach-Cacciopolli contraction principleKantorovich majorant principleBishop-Phelps theoremSchauder principleDarbo-Sadovskii principleOstrovskii theoremKellogg's approximationsKrein-Rutman theoremFredholm radiusMinty-Brouder principleRucker-Lefschetz algorithmVainberg-Trenogin algorithmLyapunov-Schmidt branching equationBifurcation theoryNewton diagramCauchy problemBogolyubov-Krylov averaging principleGalerkin approximationsStability and dichotomy of solutionsFedorov-Riccati systemsAbel-Bernouli systemsWeyl decomposition for Navier-Stokes equationHille-Phillips-MiyaderaRoumieu spacesVertgeim conditionsLu-decomposition.MathematicsTextBalanov, Z., I. Gaishun, V. Gorohovik, W. Krawcewicz, et al. 2013. "On Mathematical Contributions of Petr Petrovich Zabreiko." Discrete and Continuous Dynamical Systems-series S 6(4), doi:10.3934/dcdss.2013.6.83764837