R.P. Agarwal

Infinite interval problems for differential, difference, and integral equations

Oscillation theory for difference and functional differential equations

Oscillation theory for second order linear, half-linear, superlinear and sublinear dynamic equations

Singular differential and integral equations with applications

Nonlinear Analysis and Applications

Positive Solutions of Differential, Difference and Integral Equations

Advanced Topics in Difference Equations

Selected Topics in Special Functions