This volume provides an accessible and coherent introduction to some of the scientific progress on functional equations on groups in the last two decades. It pr

The theory of hypergroups is a rapidly developing area of mathematics due to its diverse applications in different areas like probability, harmonic analysis, et

This volume provides an extensive study of some of the most important topics of current interest in functional equations and inequalities. Subjects dealt with i

Functions and their properties have been part of the rigorous precollege curriculum for decades. And functional equations have been a favorite topic of the lead

Introduction to Functional Equations grew out of a set of class notes from an introductory graduate level course at the University of Louisville. This introduct