| Introduction |
| I. NEW NAMES FOR OLD |
| Easy words for hard ideas |
| Transcendental |
| Non-simple curve |
| Simple curve |
| Simple group |
| Bolsheviks and giraffes |
| Turbines |
| Turns and slides |
| Circles and cycles |
| Patho-circles |
| Clocks |
| Hexagons and parhexagons |
| "Radicals, hyperradicals, and ultraradicals (nonpolitical)" |
| New numbers for the nursery |
| Googol and googolplex |
| Miracle of the rising book |
| The mathescope |
| II. BEYOND THE GOOGOL |
| Counting?the language of number |
| "Counting, matching, and "Going to Jerusalem" |
| Cardinal numbers |
| Cosmic chess and googols |
| The sand reckoner |
| Mathematical induction |
| The infinite and its progeny |
| Zeno |
| Puzzles and quarrels |
| Bolzano |
| Galileo's puzzle |
| Cantor |
| Measuring the measuring rod |
| The whole is no greater than some of its parts |
| The first transfinite?Alepho |
| Arithmetic for morons |
| Common sense hits a snag |
| Cardinality madman |
| The tortoise unmasked |
| Motionless motion |
| Private life of a number |
| The house that Cantor built |
| III. "Pie, i, e (PIE)" |
| Chinamen and chandeliers |
| Twilight of common sense |
| "Pie, i, e" |
| Squaring the circle and its cousins |
| Mathematical impossibility |
| "Silk purse, sow's ear, ruler and compass" |
| Rigor mortis |
| Algebraic equations and transcendental numbers |
| Galois and Greek epidemics |
| Cube duplicators and angle trisectors |
| Biography of pie |
| "Infancy: Archimedes, the Bible, the Egyptians" |
| "Adolescence: Vieta, Van Ceulen" |
| "Maturity: Wallis, Newton, Leibniz" |
| "Old Age: Dase, Richter, Shanks" |
| Victim of schizophrenia |
| Boon to insurance companies |
| (e) |
| Logarithms or tricks of the trade |
| Mr. Briggs is surprised |
| Mr. Napier explains |
| "Biography of e; or e, the banker's boon" |
| Pituitary gland of mathematics: the exponential function |
| (i) |
| "Humpty Dumpty, Doctor or Semantics" |
| Imaginary numbers |
| "The v-1, or "Where am I?" " |
| "Biography of i, the self-made amphibian" |
| "Omar Khayyám, Cardan, Bombelli, and G |
| i and Soviet Russia |
| Program music of mathematics |
| "Breakfast in bed; or, How to become a great mathematician" |
| Analytic geometry |
| Geometric representation of i |
| Complex plane |
| "A famous formula, faith, and humility" |
| IV. ASSORTED GEOMETRIES?PLANE AND FANCY |
| The talking fish and St. Augustine |
| A new alphabet |
| High priests and mumbo jumbo |
| Pure and applied mathematics |
| Euclid and Texas |
| Mathematical tailors |
| Geometry?a game |
| "Ghosts, table-tipping, and the land of the dead" |
| Fourth-dimension flounders |
| Henry More to the rescue |
| Fourth-dimension?a new gusher |
| A cure for arthritis |
| Syntax suffers a setback |
| The physicist's delight |
| Dimensions and manifolds |
| Distance formulae |
| Scaling blank walls |
| Four-dimensional geometry defined |
| Moles and tesseracts |
| A four-dimensional fancy |
| Romance of flatland |
| Three-dimensional cats and two-dimensional kings |
| Gallant Gulliver and the gloves |
| Beguiling voices and strange footprints |
| Non-Euclidean geometry |
| Space credos and millinery |
| Private and public space |
| Rewriting our textbooks |
| The prince and the Boethians |
| The flexible fifth |
| The mathematicians unite?nothing to lose but their chains |
| Lobachevsky breaks a link |
| Riemann breaks another |
| Checks and double checks in mathematics |
| The tractrix and the pseudosphere |
| Great circles and bears |
| The skeptic persists?and is stepped on |
| Geodesics |
| Seventh Day Adventists |
| Curvature |
| Lobachevskian Eiffel Towers and Riemannian Holland Tunnels |
| V. PASTIMES OF PAST AND PRESENT TIMES |
| Puzzle acorns and mathematical oaks |
| Charlemagne and crossword puzzles |
| "Mark Twain and the "farmer's daughter" |
| The syntax of puzzles |
| Carolyn Flaubert and the cabin boy |
| "A wolf, a goat, and a head of cabbage" |
| Brides and cuckolds |
| I'll be switched |
| "Poisson, the misfit" |
| "High finance; or, The international beer wolf" |
| Lions and poker players |
| The decimal system |
| Casting out nines |
| "Buddha, God, and the binary scale" |
| "The march of culture; or, Russia, the home of the binary system" |
| The Chinese rings |
| The tower of |
| "The ritual of Benares: or, Charley horse in the Orient" |
| "Nim, Sissa Ben Dahir, and Josephus" |
| Bismarck plays the boss |
| The 15 puzzle plague |
| The spider and the fly |
| A nightmare of relatives |
| The magic square |
| Take a number from 1 to 10 |
| Fermat's last theorem |
| Mathematics' lost legacy |
| VI. PARADOX LOST AND PARADOX REGAINED |
| Great paradoxes and distant relatives |
| Three species of paradox |
| Paradoxes strange but true |
| Wheels that move faster on top than on bottom |
| The cycloid family |
| "The curse of transportation; or, How locomotives can't make up their minds" |
| Reformation of geometry |
| Ensuing troubles |
| Point sets?the Arabian Nights of mathematics |
| Hausdorff spins a tall tale |
| Messrs. Banach and Tarski rub the magic lamp |
| Baron Munchhausen is stymied by a pea |
| Mathematical fallacies |
| "Trouble from a bubble; or, Dividing by zero" |
| The infinite?troublemaker par excellence |
| Geometrical fallacies |
| Logical paradoxes?the folk tales of mathematics |
| Deluding dialectics of the poacher and the prince; of the introspective barber; of the number 111777; of this book and Confucius; of the Hon. Bertrand Russell |
| "Scylla and Charybdis; or, What shall poor mathematics d |
| "Twits Napoleon, who does" |
| The Marquis de Condorcet has high hopes |
| M. le Marquis omits a factor and loses his head |
| Fourier of the Old Guard |
| Dr. Darwin of the New |
| The syllogism scraps a standby |
| Mr. Socrates may not die |
| "Ring out the old logic, ring in the new" |
| VIII. RUBBER-SHEET GEOMETRY |
| Seven bridges over a stein of beer |
| Euler shivers |
| Is warmed by news from home |
| Invents topology |
| Dissolves the dilemma of Sunday strollers |
| Babies' cribs and Pythagoreans |
| Talismen and queer figures |
| Position is everything in topology |
| Da Vinci and Dali |
| Invariants |
| Transformations |
| The immutable derby |
| "Competition for the caliph's cup; or, Sifting out the suitors by science" |
| Mr. Jordan's theorem |
| Only seems idiotic |
| Deformed circles |
| Old facts concerning Times Square and a balloonist's head |
| Eccentric deportment of several distinguished gentlemen at Princeton |
| Their passion for pretzels |
| Their delving in doughnuts |
| Enforced modesty of readers and authors |
| The ring |
| Lachrymose recital around a Paris pi |
| "Who staggered how many times around the walls of what?" |
| In and out the doughnut |
| Gastric surgery?from doughnut to sausage in a single cut |
| N-dimensional pretzels |
| The Möbius strip |
| Just as black as it is painted |
| Foments industrial discontent |
| Never takes sides |
| Bane of painter and paintpot alike |
| The iron rings |
| "Mathematical cotillion; or, How on earth do I get rid of my partner?" |
| "Topology?the pinnacle of perversity; or, Removing your vest without your coat" |
| Down to earth?map coloring |
| Four-color problem |
| Euler's theorem |
| The simplest universal law |
| Brouwer's puzzle |
| The search for invariants |
| IX. CHANGE AND CHANGEABILITY |
| The calculus and cement |
| Meaning of change and rate of change |
| Zeno and the movies |
| "Flying Arrow" local?stops at all points" |
| Geometry and genetics |
| The arithmetic men dig pits |
| Lamentable analogue of the boomerang |
| History of the calculus |
| Kepler |
| Fermat |
| Story of the great rectangle |
| Newton and Leibniz |
| Archimedes and the limit |
| "Shrinking and swelling; or, "Will the circle go the limit?" |
| Brief dictionary of mathematics and physics |
| "Military idyll; or, The speed of the falling bomb" |
| The calculus at work |
| The derivative |
| Higher derivatives and radius of curvature |
| Laudable scholarship of automobile engineers |
| The third derivative as a shock absorber |
| The derivative finds its mate |
| Integration |
| Kepler and the bungholes |
| "Measuring lengths; or, The yawning regress" |
| Methods of approximation |
| Measuring areas under curves |
| Method of rectangular strips |
| The definite |
| Indefinite |
| On the inverse of the other |
| "The outline of history and the descent of man: or, y=ex" |
| Sickly curves and orchidaceous ones |
| The snowflake |
| Infinite perimeters and postage stamps |
| Anti-snowflake |
| Super-colossal pathological specimen?the curve that fills space |
| The unbelievable crisscross |
| EPILOGUE. MATHEMATICS AND THE IMAGINATION |