A note on a nonlinear integral equation from the theory of epidemics

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

An extension of Tietze’s theorem

J. Dugundji · Pacific Journal of Mathematics · 1951 · 713 citations · Full text

Natural Sciences, Mathematics, Set Theory +4

A periodicity threshold theorem for epidemics and population growth

Kenneth L. Cooke, James L. Kaplan · Mathematical Biosciences · 1976 · 148 citations

Life Sciences, Infectious Disease Control, Epidemiology +13

A Periodicity Threshold Theorem for Some Nonlinear Integral Equations

Roger D. Nussbaum · SIAM Journal on Mathematical Analysis · 1978 · 71 citations

Natural Sciences, Mathematics, Differential Equations +15

Positive solutions of nonlinear integral equations arising in infectious diseases

Dajun Guo, V. Lakshmikantham · Journal of Mathematical Analysis and Applications · 1988 · 39 citations

Natural Sciences, Infectious Diseases, Mathematics +12