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© 1999-2010 by Francis Edward Su

# Most Popular Math Fun Facts

... sorted by recent user ratings and interest.

 Perfect Shuffles 4.72 Pythagorean Triples 4.71 Gabriel's Trumpet 4.71 Proof with Words 4.58 Dominoes on a Chessboard 4.58 Banach-Tarski Paradox 4.55 Borsuk-Ulam Theorem 4.54 One, Two, Three, Pi 4.51 Space-filling Curves 4.47 Spherical Geometry 4.42 Rubber Bands Stuck on a Torus 4.42 Fibonacci GCD's, please 4.41 Equidecomposability 4.41 Pass the Beer 4.39 Chords of an Ellipse 4.39 Rental Harmony 4.38 Squares Ending in 5 4.38 Fibonacci Number Formula 4.38 One Equals Zero! 4.36 i to the i is a Real Number 4.36 Successive Differences of Powers 4.35 Descartes' Rule of Signs 4.33 Ellipsoidal Paths 4.33 Polyhedral Face Vectors 4.33 Pick's Theorem 4.33 Squaring Quickly 4.33 Divisibility by Seven 4.33 Visual Multiplication with Lines 4.32 Drunken Walker and Fly 4.32 Koch Tetrahedron 4.31 Formula for Primes? 4.31 Are Coins Fair? 4.31 Hairy Ball Theorem 4.29 Four Color Theorem 4.29 Seven Shuffles 4.29 Face Derivatives and Computer Vision 4.29 Mug Trick 4.28 Domino and Square Tilings 4.28 Sliding Chords 4.27 Two Envelopes Paradox 4.27 Though not among the most popular, your Fun Fact now rates: Arrow's Impossibility Theorem 3.86 In addition to these, there are 188 more Fun Fact files. See a random Math Fun Fact. Also available are a list of recent Math Fun Facts, or a list of all Math Fun Facts.

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