This book is intended to be an introduction to Delay Differential Equations for upper level undergraduates or beginning graduate mathematics students who have a

Provides exact solutions Describes numerical methods or numerical solutions, analytical methods, stability/instability issues Focus on partial differential equa

Time delayed (lagged) variables are an inherent feature of biological/physiological systems. For example, infection from a disease may at first be asymptomatic,

This textbook is designed for the intermediate-level course on ordinary differential equations offered at many universities and colleges. It treats, as standard

This book presents the authors' recent work on the numerical methods for the stability analysis of linear autonomous and periodic delay differential equations,