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    The Secret World of Flexagons: Fascinating Folded Paper Puzzles

    The Secret World of Flexagons by Sherman, Scott; Elran, Yossi; Schwartz, Ann;

    Fascinating Folded Paper Puzzles

    Series: AK Peters/CRC Recreational Mathematics Series;

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      • Publisher's listprice GBP 22.99
      • The price is estimated because at the time of ordering we do not know what conversion rates will apply to HUF / product currency when the book arrives. In case HUF is weaker, the price increases slightly, in case HUF is stronger, the price goes lower slightly.

        11 635 Ft (11 081 Ft + 5% VAT)
      • Discount 10% (cc. 1 164 Ft off)
      • Discounted price 10 472 Ft (9 973 Ft + 5% VAT)

    11 635 Ft

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    Availability

    Estimated delivery time: In stock at the publisher, but not at Prospero's office. Delivery time approx. 3-5 weeks.
    Not in stock at Prospero.

    Why don't you give exact delivery time?

    Delivery time is estimated on our previous experiences. We give estimations only, because we order from outside Hungary, and the delivery time mainly depends on how quickly the publisher supplies the book. Faster or slower deliveries both happen, but we do our best to supply as quickly as possible.

    Product details:

    • Edition number 1
    • Publisher A K Peters
    • Date of Publication 19 March 2025

    • ISBN 9781032553832
    • Binding Paperback
    • No. of pages336 pages
    • Size 280x210 mm
    • Weight 620 g
    • Language English
    • Illustrations 379 Illustrations, color; 37 Halftones, color; 342 Line drawings, color
    • 696

    Categories

    Short description:

    Written in a clear, easy-to-understand, and conversational style; and enhanced with challenges and tips to broaden your flexagon skills and spark creativity, this book is a must for flexagon enthusiasts, teachers, students, libraries, mathematicians and everyone who loves to solve a good puzzle.

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    Long description:

    The hexaflexagon is a folded paper strip of colored triangles that has long delighted people with how it ?magically? changes its appearance when ?flexed?. This hands-on, comprehensive book goes beyond the hexaflexagon, the standard version of this folded puzzle, exponentially expanding the barely explored field of flexagons as it brings new options and fresh insights to light.


    ? Learn over a dozen different flexes, and make dozens of different flexagons with the aid of step-by-step illustrated directions and templates to copy and print.


    ? Delve into the internal structure of flexagons and discover a universal way to describe and predict their behavior.


    ? Learn how to create your own custom flexagons with a special computer program.


    ? Understand how flexagons are connected to group theory, computer science, and topology.


    ? Have fun decorating flexagons and make flexagon books, puzzles, pop-ups, mazes, and more.


    Written in a clear, easy-to-understand, and conversational style and enhanced with challenges and tips to broaden your flexagon skills and spark creativity, The Secret World of Flexagons: Fascinating Folded Paper Puzzles is a must for flexagon enthusiasts, teachers, students, libraries, mathematicians, and everyone who loves to solve a good puzzle.



    ?COMPREHENSIVE AND ACCESSIBLE...A MUST HAVE for anyone interested in flexagons. The authors combine scholarly analysis with infectious enthusiasm. Instructions are included for dozens of examples that are easy to make and fun to explore.?


    ?Paul Jackson, award-winning origami artist, paper engineer, teacher, and author


    ?HIGHLY RECOMMENDED! A lucid and comprehensive treatment of every aspect of flexagons. Beginners will find a gentle way into a fascinating subject, and experienced flexers will find themselves learning something new on nearly every page of this beautifully illustrated book.?


    ?Jason Rosenhouse, professor of mathematics, James Madison University, author of "Games for Your Mind: The History and Future of Logic Puzzles?


    ?Wow! The possibilities just keep going and going. I had no idea there was so much variety in flexagons! Quite an impressive book. This book goes into amazing depth in the incredible variety of flexagons. There?s something for everyone: if you just want to make cool gadgets, there?s clear instructions (and downloadable templates) for a wide variety of shapes, but for those who want to go deep, the mathematics of flexagons are also presented, rich and rewarding. Be forewarned, though: they?re addictive.?


    ?Robert J. Lang, physicist, virtuoso origami artist, and master of origami mathematics, theory, and real-world applications

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    Table of Contents:

    Introduction

    Part One: Symmetric Flexes
    1: The Pinch Flex
    2: General Tips
    3: More Faces
    4: Triangle Tetraflexagon and Octaflexagon
    5: Different Triangles
    6: Pinch Flex Variations
    7: The Book Flex
    8: The Box Flex

    Part Two: Asymmetric Flexes
    9: Flex Diagrams
    10: The V-Flex
    11: The Tuck Flex
    12: The Flip Flex
    13: The Pyramid Shuffle Flex
    14: Breaking Down Flexes
    15: Slot Flexes

    Part Three: Learning about Flexagons
    16: Flexagon Naming
    17: State Diagrams
    18: Flex Sequences
    19: Pat Notation
    20: Atomic Flex Theory
    21: Defining Flexagon and Flex
    22: Groups and Flexagons
    23: Flexagon Computers
    24: Conrad and Hartline?s Flexagon Theory
    25: Les Pook?s Flexagon Theory
    26: Topology
    27: Templates and Labels


    Part Four: Exploring Flexagons
    28: Square Silver Octaflexagon
    29: Hexagonal Bronze Dodecaflexagon
    30: Hexagonal Silver Dodecaflexagon
    31: Silver Bracelet
    32: Octagonal Ring 14-flexagon
    33: Flexagon Inspector


    Part Five: Fun with Flexagons
    34: Decorating Flexagons
    35: Flexagon Books
    36: Flexagon Puzzles and Mazes
    37: Flexagon Pop-ups
    38: Cutting Flexagons


    Epilogue
    Appendices
    A: Definitions
    B: Flexagon Charts
    C: Flex Compendium
    Bibliography

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