This book is a part of the original book (Vol. I and Vol. II with 28 chapter and covering the syllabi of engineering courses of all semesters of all the Indian Universities) running its seventh edition and very well received by the teachers and students of all Indian Universities. The rapid sale of the seventh edition bears testimony to the overwhelming response. The present form of the book contains only thirteen chapters and covers the entire syllabus for the students of first semester of MDU, GJU and KUK, Haryana.