Textbook in PDF format Rosen's Discrete Mathematics and Its Applications presents a precise, relevant, comprehensive approach to mathematical concepts. This world-renowned best-selling text was written to accommodate the needs across a variety of majors and departments, including mathematics, computer science, and engineering. As the market leader, the book is highly flexible, comprehensive and a proven pedagogical teaching tool for instructors. About the Author. Preface. Online Resources. To the Student. The Foundations: Logic and Proofs. Basic Structures: Sets, Functions, Sequences, Sums, and Matrices. Algorithms. Number Theory and Cryptography. Induction and Recursion. Counting. Discrete Probability. Advanced Counting Techniques. Relations. Graphs. Trees. Boolean Algebra. Modeling Computation. Appendices. Suggested Readings. Answers to Odd-Numbered Exercises. Index of Biographies. Index