A nonlinear boundary value problem of Sturm-Liouville type for a two- dimensional system of ordinary differential equations. (English) Zbl 0248.34031
MSC:
34L99 | Ordinary differential operators |
34B15 | Nonlinear boundary value problems for ordinary differential equations |
34C10 | Oscillation theory, zeros, disconjugacy and comparison theory for ordinary differential equations |