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  2. Chessboard paradox - Wikipedia

    en.wikipedia.org/wiki/Chessboard_paradox

    Chessboard paradox. The chessboard paradox [1] [2] or paradox of Loyd and Schlömilch [3] is a falsidical paradox based on an optical illusion. A chessboard or a square with a side length of 8 units is cut into four pieces. Those four pieces are used to form a rectangle with side lengths of 13 and 5 units.

  3. List of paradoxes - Wikipedia

    en.wikipedia.org/wiki/List_of_paradoxes

    The term paradox is often used to describe a counter-intuitive result. However, some of these paradoxes qualify to fit into the mainstream viewpoint of a paradox, which is a self-contradictory result gained even while properly applying accepted ways of reasoning.

  4. Wheat and chessboard problem - Wikipedia

    en.wikipedia.org/wiki/Wheat_and_chessboard_problem

    On the entire chessboard there would be 2 64 − 1 = 18,446,744,073,709,551,615 grains of wheat, weighing about 1,199,000,000,000 metric tons. This is over 1,600 times the global production of wheat (729 million metric tons in 2014 and 780.8 million tonnes in 2019). [9]

  5. 65 (film) - Wikipedia

    en.wikipedia.org/wiki/65_(film)

    65 was released theatrically in the United States on March 10, 2023, by Sony Pictures Releasing. [19] The film had previously been scheduled for release, though with longer separation between announcement dates and release dates, for May 13, 2022, [20] April 29, 2022, [21] April 14, 2023, [22] April 28, 2023, [23] and March 17, 2023. [24]

  6. Missing square puzzle - Wikipedia

    en.wikipedia.org/wiki/Missing_square_puzzle

    The apparent paradox is explained by the fact that the side of the new large square is a little smaller than the original one. If θ is the angle between two opposing sides in each quadrilateral, then the ratio of the two areas is given by sec 2 θ .

  7. Two envelopes problem - Wikipedia

    en.wikipedia.org/wiki/Two_envelopes_problem

    The two envelopes problem, also known as the exchange paradox, is a paradox in probability theory. ... 64, 128, 256, 512 (equally likely powers of 2 [13]). But going ...

  8. Paradoxes of set theory - Wikipedia

    en.wikipedia.org/wiki/Paradoxes_of_set_theory

    The root of this seeming paradox is that the countability or noncountability of a ... Cambridge 1910, p. 64. ... Math. Ann. 65 (1908) p. 107-128. External links ...

  9. Jules Richard (mathematician) - Wikipedia

    en.wikipedia.org/wiki/Jules_Richard_(mathematician)

    The paradox can be interpreted as an application of Cantor's diagonal argument. It inspired Kurt Gödel and Alan Turing to their famous works. Kurt Gödel considered his incompleteness theorem as analogous to Richard's paradox which, in the original version runs as follows: Let E be the set of real numbers that can be defined by a finite number ...