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  2. Chinese multiplication table - Wikipedia

    en.wikipedia.org/wiki/Chinese_multiplication_table

    In 2023, a bamboo slip from the 4th century BC, containing a multiplication formula, was found in a Jingzhou tomb in Hubei Province, China. The formula was deciphered using infrared scanning, revealing calculations such as "five times seven is thirty plus five, four times seven is twenty plus eight, three times seven is twenty plus one."

  3. 27 (number) - Wikipedia

    en.wikipedia.org/wiki/27_(number)

    There are exactly twenty-seven straight lines on a smooth cubic surface, [2] which give a basis of the fundamental representation of Lie algebra. [ 3 ] [ 4 ] The unique simple formally real Jordan algebra , the exceptional Jordan algebra of self-adjoint 3 by 3 matrices of quaternions , is 27-dimensional; [ 5 ] its automorphism group is the 52 ...

  4. The Magical Number Seven, Plus or Minus Two - Wikipedia

    en.wikipedia.org/wiki/The_Magical_Number_Seven...

    Later research on short-term memory and working memory revealed that memory span is not a constant even when measured in a number of chunks. The number of chunks a human can recall immediately after presentation depends on the category of chunks used (e.g., span is around seven for digits, around six for letters, and around five for words), and even on features of the chunks within a category.

  5. Number Pieces - Wikipedia

    en.wikipedia.org/wiki/Number_Pieces

    Twenty-Nine: 2 timpani, 2 percussionists, bowed piano, lower strings (0-10-8-6) December 1991 Rundfunk-Sinfonieorchester Saarbrücken and the Alte Oper This piece may be performed with Twenty-Six (Fifty-Five), Twenty-Eight (Fifty-Seven), or both (Eighty-Three). All time brackets contain a single sound. The first viola starts the videoclock ...

  6. Lotus Sutra - Wikipedia

    en.wikipedia.org/wiki/Lotus_Sutra

    Lopez writes that this comprises "chapter Twenty-Three through Chapter Twenty-Seven, as well as Chapter Twelve, the Devadatta Chapter, with Chapter Twenty Eight added at some later date." Karashima argues that this comprises Chapters 21–26 and the section on Devadatta in chapter 11 of the Sanskrit version.

  7. 2 + 2 = 5 - Wikipedia

    en.wikipedia.org/wiki/2_+_2_=_5

    [17] Moreover, the slogan "two plus two equals five", is the title of the collection of absurdist short stories Deux et deux font cinq (Two and Two Make Five, 1895), by Alphonse Allais; [1] and the title of the imagist art manifesto 2 x 2 = 5 (1920), by the poet Vadim Shershenevich.

  8. 127 (number) - Wikipedia

    en.wikipedia.org/wiki/127_(number)

    127 (one hundred [and] twenty-seven) is the natural number following 126 and preceding 128. It is also a prime number. It is also a prime number. In mathematics

  9. 27 Club - Wikipedia

    en.wikipedia.org/wiki/27_Club

    John Craigie's song "28", which appeared on his 2009 album Montana Tale, and 2018 live album Opening for Steinbeck, is written from the perspective of 27 Club members Jim Morrison, Janis Joplin, and Kurt Cobain, as each contemplates their respective mortality and imagines what they would do differently "if I could only make it to twenty-eight".