The focal boundary value problem for strongly singular higher-order nonlinear functional-differential equations

被引:1
|
作者
Mukhigulashvili, Sulkhan [1 ,2 ]
Puza, Bedrich [2 ]
机构
[1] Acad Sci Czech Republ, Math Inst, Zizkova 22, Brno 61662, Czech Republic
[2] Brno Univ Technol, Fac Business & Management, Brno 61200, Czech Republic
来源
关键词
higher order nonlinear functional-differential equations; two-point right-focal boundary value problem; strong singularity; Fredholm property; NONLOCAL PROBLEMS; WELL-POSEDNESS; SOLVABILITY; DIRICHLET;
D O I
10.1186/s13661-014-0277-1
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
The a priori boundedness principle is proved for the two-point right-focal boundary value problems for strongly singular higher-order nonlinear functional-differential equations. Several sufficient conditions of solvability of the two-point right-focal problem under consideration are derived from the a priori boundedness principle. The proof of the a priori boundedness principle is based on Agarwal-Kiguradze type theorems, which guarantee the existence of the Fredholm property for strongly singular higher-order linear differential equations with argument deviations under the two-point right-focal boundary conditions.
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页数:21
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