Delay differential equations (DDEs) have become indispensable for modelling populations in which current growth rates depend not only on present conditions but also on past states. Such delays may ...

Many researchers have incorporated various types of time delays into biological models to represent the regeneration times of resources, periods of maturation, feeding times, response times, and more; ...

Partial differential equations can describe everything from planetary motion to plate tectonics, but they’re notoriously hard to solve. Unless you’re a physicist or an engineer, there really isn’t ...