Editing BigListOfTopics
You are currently not logged in.
To change this, fill in the following fields:
Username
Password
Who can read this page?
The World
Members
Council
Admin
You have been granted an edit lock on this page
until Thu Apr 25 03:31:26 2024.
Press
to finish editing.
Who can edit this page?
World editing disabled
Members
Council
Admin
COLUMN_START^ A big list of topics that may or may _ not form the basis of a book. Or two. COLUMN_SPLIT^ Also look up "Folklore in/of Mathematics" COLUMN_SPLIT^ This overlaps with the _ Farrago of Fragments COLUMN_END ---- COLUMN_START^ * Distance to the horizon * Orbital velocity * Shooting the monkey * Barometer * Dissect the square * Dissect triangle, pentagon, 6-gon * Dissect the circle * Paper dodecahedron * The other paper dodecahedron * Fold a pentagon, triangle, 6-gon * Construct a pentagon * Heavy boots * All angles are right * Flipping covers * A hundred boxes * Witches of Salem * Maximising product of heap sizes * Sum of the Squaws * The Knight Returns COLUMN_SPLIT^ * A+B=C * Hats 0 to n-1, someone to be right * Perrin * Product of chords * Counting bounces * Pythagoras by incircle * Astronaut in a sphere * Coins to make hexagon * Coins to make straight line * Brownian, (0,1) -> (<1,0) prob? * Tethered to perimeter, graze half? * Sqrt 2 not in Q. n^th root neither * Mutilated chessboard * Thirteen piles of four. * Three integers in a.p. whose product is prime? * Integer whose English name is alphabetical? * Lifting the rail track * Curve versus triangle COLUMN_SPLIT^ * Infinitely many composites * Shoelaces - knot theory * sin t + a cos (t+c) is still sin * Product of sum of squares still * Half integer rectangles * Pythagoras generalised * Non- crossing Euler. * Bi-colour Jordan curves. * Complex proof of Pythagoras * Unstable quadratics * Why is A4 210x297 ? * Area by cutout and weigh. * Percentage wine in water. * Tower of a's * Lanchester's laws * Rock in boat in swimming pool * helium balloon in car * Cars across the desert COLUMN_END ---- Initial written versions now exist (not on this web site) of: COLUMN_START^ * Distance to the Moon * Rope around the Earth * The other rope around the Earth * Infinitely many semi-1 numbers? COLUMN_SPLIT^ * Hungarian Race Track * Von Neumann and the fly * The two inch hole ** Proof via Archimedes COLUMN_SPLIT^ * Pythagoras by fish tank * Stone the crows * Flipping ice cream cake * Wilson's theorem COLUMN_END ---- To be considered/processed: COLUMN_START^ * sub-heaps problem * arithmetic progression of 3 integers whose product is prime * number whose name has letters in alphabetical order COLUMN_SPLIT^ * example of irrational number to irrational power being rational * petrol cans in a circle * two armies * how to estimate speed of light in seventeenth century COLUMN_SPLIT^ * complex number to complex power * rock in boat in swimming pool * helium balloon in car * helium balloon on moon ** (inside moonbase / outside on surface). COLUMN_END