Preface

I am highly obliged to NDRF authorities, Bangalore, for financial assistance, encour-

agement and kind cooperation. The author is grateful to Honourable Secretary, Dr.

K. T. Mahhe and Executive Director, Prof. P. Narasimha Reddy, SNIST for the

generous facilities, encouragement and support for completing this project. I appre-

ciate all my co-authors for their kind cooperation, patience and encouragement during

difficult times.

I thank my wife Mrs. Asha Bai for constant encouragement and maintaining

domestic peace.

We are extremely grateful to honorable reviewers of the book from NDRF and

Springer, which helped us a lot to improve the standard of the book.

Myself and my co-editors are extremely grateful to Springer Publications for

excelling in printing and delivering the book in-time.

Hyderabad, India

N. Chari

Chief Editor and Author

vii