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  • Cryptography

    A Very Short Introduction

    Series series Very Short Introductions
    This book is a clear and informative introduction to cryptography and data protection - subjects of considerable social and political importance. It explains what algorithms do, how they are used, the risks associated with using them, and why governments should be concerned. Important areas are highlighted, such as Stream Ciphers, block ciphers, public key algorithms, digital signatures, and ... Read more

    $7.99 USD

  • Audiobook

    Cryptography

    A Very Short Introduction

    Unabridged

    4 hours 26 min

    This book is a clear and informative introduction to cryptography and data protection—subjects of considerable social and political importance. It explains what algorithms do, how they are used, the risks associated with using them, and why governments should be concerned. Important areas are highlighted, such as Stream Ciphers, block ciphers, public key algorithms, digital signatures, and ... Read more

    $12.99 USD

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  • Audiobook

    Chaos

    A Very Short Introduction

    by Leonard Smith ...
    Narrated by Michael Page ...

    Unabridged

    5 hours 6 min

    Chaos exists in systems all around us. Even the simplest system of cause and effect can be subject to chaos, denying us accurate predictions of its behavior, and sometimes giving rise to astonishing structures of large-scale order. Our growing understanding of Chaos Theory is having fascinating applications in the real world—from technology to global warming, politics, human behavior, and even ... Read more

    $15.99 USD

  • Audiobook

    Choice Theory

    A Very Short Introduction

    Narrated by Mike Cooper ...

    Unabridged

    3 hours 41 min

    We make choices all the time—about how to spend our money, about how to spend our time, about what to do with our lives. And we are also constantly judging the decisions other people make as rational or irrational. But what kind of criteria are we applying when we say that a choice is rational? What guides our own choices, especially in cases where we don't have complete information about the ... Read more

    $12.99 USD

  • The Rook

    A Novel

    Series Book 1 - The Rook Files
    Myfanwy Thomas awakens in a London park surrounded by dead bodies. With her memory gone, she must trust the instructions left by her former in order to survive. She quickly learns that she is a Rook, a high-level operative in a secret agency that protects the world from supernatural threats. But there is a mole inside the organization, and this person wants her dead.Battling to save herself, ... Read more

    $9.99 USD

  • The Martian

    A Novel

    by Andy Weir ...
    #1 NEW YORK TIMES BESTSELLER • NOW A MAJOR MOTION PICTUREA mission to Mars. A freak accident. One man’s struggle to survive. From the author of Project Hail Mary comes “a hugely entertaining novel that reads like a rocket ship afire” (Chicago Tribune).“Brilliant . . . a celebration of human ingenuity [and] the purest example of real-science sci-fi for many years . . . utterly compelling.”—The Wall ... Read more

    $8.99 USD

  • Catching Fire (Hunger Games, Book Two)

    Series Book 2 - The Hunger Games
    The second book in Suzanne Collins's phenomenal and worldwide bestselling Hunger Games trilogy.Against all odds, Katniss Everdeen has won the annual Hunger Games with fellow district tribute Peeta Mellark. But it was a victory won by defiance of the Capitol and their harsh rules. Katniss and Peeta should be happy. After all, they have just won for themselves and their families a life of safety and ... Read more

    $9.99 USD

  • Mathematics of Sudoku and Magic Squares

    by Charles Kelly ...
    The book explains the internal mathematical structure of magic squares and Sudoku puzzles. The book explains how to create four dimensional magic squares and how to transform them into traditional Sudoku puzzles.The book also explains how to create large Sudoku puzzles such as 25 by 25 puzzles, and 49 by 49 puzzles. ... Read more

    $3.99 USD or Free with Kobo Plus

  • Everyday Cryptography

    Fundamental Principles and Applications

    Cryptography is a vital technology that underpins the security of information in computer networks. This book presents a comprehensive introduction to the role that cryptography plays in providing information security for technologies such as the Internet, mobile phones, payment cards, and wireless local area networks. Focusing on the fundamental principles that ground modern cryptography as they ... Read more

    $45.99 USD

  • Mathematics Problem-solving Challenges For Secondary School Students And Beyond

    Series Book 4 - Problem Solving In Mathematics And Beyond
    This book is a rare resource consisting of problems and solutions similar to those seen in mathematics contests from around the world. It is an excellent training resource for high school students who plan to participate in mathematics contests, and a wonderful collection of problems that can be used by teachers who wish to offer their advanced students some challenging nontraditional problems to ... Read more

    $14.99 USD

  • Magic Garden Of George B And Other Logic Puzzles, The

    Raymond Smullyan presents a bombshell puzzle so startling that it seems incredible that there could be any solution at all! But there is indeed a solution — moreover, one that requires a chain of lesser puzzles to be solved first. The reader is thus taken on a journey through a maze of subsidiary problems that has all the earmarks of an entertaining detective story.This book leads the unwary ... Read more

    $14.99 USD

  • Prime Numbers and Computer Methods for Factorization

    by Hans Riesel ...
    Series series Mathematics and Statistics (R0)
    From the original hard cover edition:In the modern age of almost universal computer usage, practically every individual in a technologically developed society has routine access to the most up-to-date cryptographic technology that exists, the so-called RSA public-key cryptosystem. A major component of this system is the factorization of large numbers into their primes. Thus an ancient number ... Read more

    $80.99 USD