Positive solutions for a nonlinear differential equation on a measure chain

Positive Solutions of Operator Equations.

A. R. Brodsky, M. A. Krasnosel’skii, Richard E. Flaherty et al. · American Mathematical Monthly · 1967 · 2.1K citations

Natural Sciences, Mathematics, Differential Equations +11

Analysis on Measure Chains — A Unified Approach to Continuous and Discrete Calculus

Stefan Hilger · Results in Mathematics · 1990 · 2K citations

Natural Sciences, Mathematics, Discrete Mathematics +10

NONLINEAR FUNCTIONAL ANALYSIS

John Toland · Bulletin of the London Mathematical Society · 1986 · 1.6K citations

Law, Computational Engineering, Optimization +2

POSITIVE SOLUTIONS OF OPERATOR EQUATIONS

F. F. Bonsall · Journal of the London Mathematical Society · 1966 · 771 citations

Natural Sciences, Mathematics, Differential Equations +6

Basic Calculus on Time Scales and some of its Applications

Ravi P. Agarwal, Martin Böhner · Results in Mathematics · 1999 · 566 citations

Natural Sciences, Mathematics, Physics +9