Author(s): Kenneth RosenDifference between 7th and 6th editions Side by side comparison of table of contents helps to figure out the most significant changes. |

**Key differences between 7th and 6th editions**

- Period between current and previous publications: 5 years (2011 vs 2006).
- Rosen's
*Discrete Mathematics*text was first published in 1988. - Key changes to the Seventh Edition:
- The Seventh Ed. is organized into 13 chapters.
**Chapter 1**:- New section 1.2 Applications of Propositional Logic covers translation of English sentences, web search and Boolean searches, solving of logic puzzles, design of digital circuits.
- Proposed template for proofs by induction
**Chapter 2**:- New section 2.5 Cardinality of Sets covers countable and uncountable sets, Hilbert's paradox of the Grand Hotel, continuum hypothesis.
- Information from the former chapter 3 "The Fundamentals: Algorithms, the Integers, and Matrices" has been expanded and divided into two separate chapters 3 "Algorithms" and 4 "Number Theory and Cryptography".
**Chapter 3:**Provides useful rules for big-O estimates of logarithms, powers, and exponential functions.- New
**Chapter 4:** - New section 4.6 "Cryptography" covers cryptanalysis (the process of breaking codes, ciphers, and cryptosystems); public key cryptosystems; RSA cryptosystem, invented by Ronald Rivest, Adi Shamir, and Leonard Adleman; encryption and decryption of RSA; Diffie-Hellman key agreement protocol and digital signatures.
**Chapter 10**:- Matching in bipartite graphs, including Hall's Marriage Theorem
- Vertex connectivity, edge connectivity, and n-connectedness
- Application of graphs to the biological sciences, including niche-overlap graphs in ecological networks, protein-protein interaction networks.

Discrete Mathematics and Its Applications

Published by: Science Engineering & Math, December 01, 2011

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Available |

Published by: McGraw-Hill Science/Engineering/Math, June 14, 2011

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$172.26 |
From: $103.49 |

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**Hardcover**

Published by: McGraw-Hill Science/Engineering/Math, August 19, 2011

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$399.80 |
From: $248.91 |

Published by: McGraw-Hill Science/Engineering/Math, June 14, 2011

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$182.68 |
From: $63.00 |

Global Edition

**Paperback**, 1024 pages

Published by: McGraw-Hill Education - Europe, September 2012

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$85.16 |
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Discrete Mathematics and Its Applications

Published by: McGraw-Hill Science/Engineering/Math, July 26, 2006

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$122.75 |
From: $3.55 |

Published by: McGraw-Hill Science/Engineering/Math, July 27, 2006

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$104.48 |
From: $7.87 |

Discrete Mathematics and Its Applications

Published by: McGraw-Hill Science/Engineering/Math, April 22, 2003

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$176.10 |
From: $5.00 |

Published by: McGraw-Hill Science/Engineering/Math, September 09, 2002

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$49.90 |
From: $1.45 |

Published by: McGraw-Hill Publishing Co., November 01, 2002

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From: $19.84 |

**Saving advice**

- Used 7th edition can save you
**$68.77**over the new one. -
Used previous 6th edition costs
**$99.94**less than the used 7th.

- The new 7th edition costs
**$20.16**more then used book.