Synopsis The book has been prepared for the students of various courses viz. BCA, MCA, B.Tech., M.Tech. and other valuable IT courses. No doubt the canvas is vast and broad, but an humble attempt to the subject. The book covers the myriad aspects of Discreate Mathematics. The book is giving fundamentals, theorems, solved examples, and exercises is also including in the book. The subject matter of the book has been adopted from various Indian and foreign books, exercises and real word cases. The idea is to provide all relevant and up-to-date information at one place so that readers of the book can have an idea about “Discreate Mathematics”.