An abstract monotone iterative technique

Fixed Point Equations and Nonlinear Eigenvalue Problems in Ordered Banach Spaces

Herbert Amann · SIAM Review · 1976 · 1.9K citations

Natural Sciences, Mathematics, Computational Mechanics +16

Existence and monotone method for periodic solutions of first-order differential equations

V. Lakshmikantham, S. Leela · Journal of Mathematical Analysis and Applications · 1983 · 86 citations

Natural Sciences, Mathematics, Differential Equations +14

Periodic boundary value problems for nonlinear higher order ordinary differential equations

Valter Šeda, Juan J. Nieto, Milan Gera · Applied Mathematics and Computation · 1992 · 52 citations

Natural Sciences, Mathematics, Physics +11

Periodic boundary value problems of first and second order differential equations

V. Lakshmikantham · International Journal of Stochastic Analysis · 1989 · 45 citations · Full text

Natural Sciences, Mathematics, Differential Equations +11

An existence theorem for periodic solutions of nonlinear ordinary differential equations.

H. W. Knobloch · The Michigan Mathematical Journal · 1962 · 27 citations · Full text

Natural Sciences, Mathematics, Differential Equations +12