Solvability of Periodic Boundary Value Problems for nth-Order Ordinary Differential Equations
Computers & Mathematics with Applications
First-order three-point boundary value problems at resonance
Journal of Computational and Applied Mathematics
Hi-index | 0.48 |
Upper and lower solutions method, topological degree and Miranda fixed point theorem are applied to obtain the existence of at least one periodic solution for second order and first order nonlinear differential systems.