The Skills in Mathematics series has been designed to help students take their knowledge and application for various mathematical concepts to a whole new level. The series aims to help equally the beginners as well as experts. The books in this series have been designed so as to work as elementary textbooks which will play a crucial role in building the concepts from scratch till the end and help in preparation for various competitive examinations.The fully revised 2018 edition of textbook on Integral Calculus for engineering aspirants is based on the premise that problems in calculus are diff