Z-Transform is one of several transforms that are essential mathematical tools used in engineering and applied sciences. This short edition of this note is written to provide an introduction to the subject of Z-Transform. The material presented in this note can be covered in four to five 2-hour classroom lectures. Basic knowledge of calculus is needed. The note is not intended as a substitute for a text book on the subject. It is intended to help readers and students in engineering, mathematics and applied sciences understand the basic properties of Z- Transform and some of the methods and...

An extended introduction to ordinary differential equations. This book can be used as self study material. It contains a little bit of theory and lot of solved examples as well as tons of exercises to test your ability to solve problems using the techniques presented in the text.

This book is written to provide an easy to follow study on the subject of Special Functions and Orthogonal Polynomials. It is written in such a way that it can be used as a self study text. Basic knowledge of calculus and differential equations is needed. The book is intended to help students in engineering, physics and applied sciences understand various aspects of Special Functions and Orthogonal Polynomials that very often occur in engineering, physics, mathematics and applied sciences. The book is organized in chapters that are in a sense self contained. Chapter 1 deals with series...

This book is written to provide an easy to follow study on the subject of Bessel and Related Functions. It is also written in a way that it can be used as a self study text. Basic knowledge of calculus and differential equations is needed. The book is intended to help students in engineering, physics and applied sciences understand various aspects of Bessel Functions that very often occur in engineering, physics, mathematics and applied sciences.