Comparison of Two Definitions of Lower and Upper Functions Associated to Nonlinear Second Order Differential Equations

Journal of Inequalities and Applications

Volumn 6, Issue 2, 2000, Pages 191-198

  Vrkoč, Ivo ^a  

^a MATHEMATICAL INSTITUTE   (Czech Republic)

Author keywords

Bounded variation; Differential inequalities; Lower and upper functions; Right derivative; Second order nonlinear ordinary differential equation

Indexed keywords

EID: 0006700780     PISSN: 10255834     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (4)

1. Ch. Fabry and P. Habets, Lower and upper solutions for second-order boundary value problems with nonlinear boundary conditions, Nonlinear Analysis, TMA 10 (1986), 985-1007.
2. V. Jarník. Integral Calculus II (in Czech), Nakladatelství Československé Akademie věd, Praha, 1955.
3. I. Rachůnková and M. Tvrdý, Nonlinear systems of differential inequalities and solvability of certain boundary value problems, J. of Inequal. & Appl. (to appear).
4. F. Riesz and B. Sz-Nagy, Vorlesungen Über Funktionalanalysis, VEB Deutscher Verlag der Wissenschaften, Berlin, 1956.