Principal eigenvalue and maximum principle for cooperative periodic–parabolic systems

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

PERIODIC-PARABOLIC BOUNDARY VALUE PROBLEMS AND POSITIVITY

F. M. Arscott · Bulletin of the London Mathematical Society · 1992 · 728 citations

Natural Sciences, Mathematics, Differential Equations +8

A strong maximum principle for parabolic equations

Louis Nirenberg · Communications on Pure and Applied Mathematics · 1953 · 270 citations

Natural Sciences, Mathematics, Physics +11

A Priori Bounds and Multiple Solutions for Superlinear Indefinite Elliptic Problems

Herbert Amann, Julián López-Gómez · Journal of Differential Equations · 1998 · 218 citations

Natural Sciences, Mathematics, Applied Mathematics +13

The Maximum Principle and the Existence of Principal Eigenvalues for Some Linear Weighted Boundary Value Problems

Julián López-Gómez · Journal of Differential Equations · 1996 · 179 citations

Natural Sciences, Mathematics, Dynamical Systems +10