Half-linear oscillation theory;
Principal solution;
Nonprincipal solution;
Oscillation criterion;
Riccati type equation;
D O I:
10.1016/j.na.2009.02.085
中图分类号:
O29 [应用数学];
学科分类号:
070104 ;
摘要:
We consider the nonoscillatory half-linear second order differential equation (r(t)phi(x'))' + c(t)phi(x) = 0, phi(x) = |x|(p-2)x, p>1, (*) and we suppose that we know its principal solution (x) over tilde. We establish an asymptotic formula for nonprincipal solutions of (*) and we use this asymptotic formula to obtain an oscillation criterion for (*). (C) 2009 Elsevier Ltd. All rights reserved.
机构:
Comenius Univ, Fac Math Phys & Informat, Dept Math Anal & Numer Math, Bratislava 84248, SlovakiaComenius Univ, Fac Math Phys & Informat, Dept Math Anal & Numer Math, Bratislava 84248, Slovakia
Jaros, Jaroslav
Kusano, Takasi
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机构:
Hiroshima Univ, Fac Sci, Dept Math, Higashihiroshima 7398526, JapanComenius Univ, Fac Math Phys & Informat, Dept Math Anal & Numer Math, Bratislava 84248, Slovakia
Kusano, Takasi
Tanigawa, Tomoyuki
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机构:
Osaka Prefecture Univ, Dept Math Sci, Osaka 5998531, JapanComenius Univ, Fac Math Phys & Informat, Dept Math Anal & Numer Math, Bratislava 84248, Slovakia