This text book is primarily desined for M. Phil and Ph. D. students of mathematics. Besides students, it also meets the needs of those appearing for various competitive examinations since the book deals with a large varity of topic in generalized hypergeometric function and C-programming. This book has seven chapters in which several important results are presented with considerable discussion. In general, we have adhered to commonly accepted terminology. Many reference books by the distinguished authors have been consulted in the preparation of this text and authors are highly indebted to them, and wish to express their sincere thanks. Finally, We wish to express our appreciation to the Lambert Academic Publishers Jermany for assistance in publishing this book.