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Asymptotic Formula for Oscillatory Solutions of Some Singular Nonlinear Differential Equation
Author(s) -
Irena Rachůnková,
Lukáš Rachůnek
Publication year - 2011
Publication title -
abstract and applied analysis
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.228
H-Index - 56
eISSN - 1687-0409
pISSN - 1085-3375
DOI - 10.1155/2011/981401
Subject(s) - mathematics , lipschitz continuity , mathematical analysis , derivative (finance) , nonlinear system , differential equation , singular solution , function (biology) , pure mathematics , physics , quantum mechanics , evolutionary biology , financial economics , economics , biology
Singular differential equation (p(t)u′)′=p(t)f(u) is investigated. Heref is Lipschitz continuous on ℝ and has at least two zeros 0 and L>0. Thefunction p is continuous on [0,∞) and has a positive continuous derivative on(0,∞) and p(0)=0. An asymptotic formula for oscillatory solutions isderived

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