For students appearing for the ISI and CMI entrance exams as well as Mathematics Olympiads Key results at the beginning of every chapter, listing the important definitions, theorems, identities, algorithms, principles, functions and formulae Solved examples showcasing different applications of the key results Useful tips in the form of tricks and techniques that can be used to solve problems Chapter-end exercises comprising multiple choice questions with solutions and subjective questions with hints Solved questions from the 2019, 2020 and 2021 ISI B.Math, ISI B.Stat and CMI BSc Math question papers Android app with solutions to all chapter-end exercises, questions and solutions from ISI and CMI question papers from 2017 onwards, and questions and solutions from regional and national Olympiads from 2017 onwards