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  2. List of Martin Gardner Mathematical Games columns - Wikipedia

    en.wikipedia.org/wiki/List_of_Martin_Gardner...

    The tyranny of 10 overthrown with the ternary number system: 1964 Jun: A collection of short problems and more talk of prime numbers: 1964 Jul: Curious properties of a cycloid curve 1964 Aug: Concerning several magic tricks based on mathematical principles 1964 Sep: Puns, palindromes and other word games that partake of the mathematical spirit ...

  3. Twenty-One Card Trick - Wikipedia

    en.wikipedia.org/wiki/Twenty-One_Card_Trick

    The cards are then dealt into three piles one at a time, like when dealing out hands in a card game. Each time they are dealt out, after the spectator indicates which pile contains the thought-of card, the magician places that pile between the other two. After the first time, the card will be one of the ones in position 8-14.

  4. 10 Hard Math Problems That Even the Smartest People in the ...

    www.aol.com/10-hard-math-problems-even-150000090...

    The Game of Trees is a Mad Math Theory That Is Impossible to Prove. The Collatz Conjecture. In September 2019, news broke regarding progress on this 82-year-old question, thanks to prolific ...

  5. Recreational mathematics - Wikipedia

    en.wikipedia.org/wiki/Recreational_mathematics

    Some of the more well-known topics in recreational mathematics are Rubik's Cubes, magic squares, fractals, logic puzzles and mathematical chess problems, but this area of mathematics includes the aesthetics and culture of mathematics, peculiar or amusing stories and coincidences about mathematics, and the personal lives of mathematicians.

  6. Monty Hall problem - Wikipedia

    en.wikipedia.org/wiki/Monty_Hall_problem

    The game host then opens one of the other doors, say 3, to reveal a goat and offers to let the player switch from door 1 to door 2. The Monty Hall problem is a brain teaser , in the form of a probability puzzle, based nominally on the American television game show Let's Make a Deal and named after its original host, Monty Hall .

  7. Solving chess - Wikipedia

    en.wikipedia.org/wiki/Solving_chess

    A variant first described by Claude Shannon provides an argument about the game-theoretic value of chess: he proposes allowing the move of “pass”. In this variant, it is provable with a strategy stealing argument that the first player has at least a draw thus: if the first player has a winning move in the initial position, let him play it, else pass.