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  2. The Hardest Logic Puzzle Ever - Wikipedia

    en.wikipedia.org/wiki/The_Hardest_Logic_Puzzle_Ever

    The Hardest Logic Puzzle Ever is a logic puzzle so called by American philosopher and logician George Boolos and published in The Harvard Review of Philosophy in 1996. [ 1 ] [ 2 ] Boolos' article includes multiple ways of solving the problem.

  3. George Boolos - Wikipedia

    en.wikipedia.org/wiki/George_Boolos

    Without hesitating Boolos replied, "It's part of it". An expert on puzzles of all kinds, in 1993 Boolos reached the London Regional Final of The Times crossword competition. His score was one of the highest ever recorded by an American. He wrote a paper on "The Hardest Logic Puzzle Ever"—one of many puzzles created by Raymond Smullyan.

  4. List of impossible puzzles - Wikipedia

    en.wikipedia.org/wiki/List_of_impossible_puzzles

    This is a list of puzzles that cannot be solved. An impossible puzzle is a puzzle that cannot be resolved, either due to lack of sufficient information, or any number of logical impossibilities. 15 Puzzle – Slide fifteen numbered tiles into numerical order. It is impossible to solve in half of the starting positions.

  5. Raymond Smullyan - Wikipedia

    en.wikipedia.org/wiki/Raymond_Smullyan

    The puzzle known as "the hardest logic puzzle ever" is based on these characters and themes. In his Transylvania puzzles, half of the inhabitants are insane, and believe only false things, whereas the other half are sane and believe only true things. In addition, humans always tell the truth, and vampires always lie. For example, an insane ...

  6. 12 Logic Puzzles That Will Test Your Smarts - AOL

    www.aol.com/12-logic-puzzles-test-smarts...

    Like some of the hardest math puzzles and math riddles, these puzzles can get very complex. If you look for them online, you’ll find lots of examples of logic puzzles that come with grids to ...

  7. Talk:The Hardest Logic Puzzle Ever - Wikipedia

    en.wikipedia.org/wiki/Talk:The_Hardest_Logic...

    `The Hardest Logic Puzzle Ever' refers to a puzzle by Boolos' which includes his clarifications. PhysicistQuery 21:29, 17 July 2007 (UTC) (to lwr314): I note from your article and references that Boolos first published the puzzle in 1992, but the clarifications appear only in 1996.

  8. 10 Hard Math Problems That Even the Smartest People in the ...

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

    For now, you can take a crack at the hardest math problems known to man, woman, and machine. For more puzzles and brainteasers, check out Puzzmo . More from Popular Mechanics :

  9. Monty Hall problem - Wikipedia

    en.wikipedia.org/wiki/Monty_Hall_problem

    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. The problem was originally posed (and solved) in a letter by Steve Selvin to the American Statistician in 1975.

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