The control of electric motion is essential in modern times for reasons of energy conservation, increased production while simultaneously reducing its cost, and generally improving the quality of human life.

The writing of this book started from the fact that in the modern industrial era, knowledge of the operation of servo motors is essential for every engineer. Thus, this book aims to meet educational needs in this subject as well as to serve as a reference book for researchers and professionals in the field.

(from the book's preface)