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  2. Addition - Wikipedia

    en.wikipedia.org/wiki/Addition

    Addition. 3 + 2 = 5 with apples, a popular choice in textbooks [1] Addition (usually signified by the plus symbol +) is one of the four basic operations of arithmetic, the other three being subtraction, multiplication and division. [2] The addition of two whole numbers results in the total amount or sum of those values combined.

  3. 2 + 2 = 5 - Wikipedia

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

    In Notes from Underground (1864), by Feodor Dostoevsky, the anonymous protagonist accepts the falsehood of "two plus two equals five", and considers the implications (ontological and epistemological) of rejecting the truth of "two times two makes four", and proposed that the intellectualism of free will—Man's inherent capability to choose or ...

  4. 1+1 (song) - Wikipedia

    en.wikipedia.org/wiki/1+1_(song)

    Tricky Stewart. Beyoncé. Music video. "1+1" on YouTube. " 1+1 " is a song that was recorded by American singer Beyoncé for her fourth studio album, 4 (2011). It was released by Columbia Records in the United States on May 25, 2011, as a promotional single. Serving as the opening track on 4, it was written and produced by The-Dream, Tricky ...

  5. Principia Mathematica - Wikipedia

    en.wikipedia.org/wiki/Principia_Mathematica

    G. H. Hardy, A Mathematician's Apology (1940) He [Russell] said once, after some contact with the Chinese language, that he was horrified to find that the language of Principia Mathematica was an Indo-European one. John Edensor Littlewood, Littlewood's Miscellany (1986) The Principia Mathematica (often abbreviated PM) is a three-volume work on the foundations of mathematics written by ...

  6. Grandi's series - Wikipedia

    en.wikipedia.org/wiki/Grandi's_series

    Grandi's series. In mathematics, the infinite series 1 − 1 + 1 − 1 + ⋯, also written. is sometimes called Grandi's series, after Italian mathematician, philosopher, and priest Guido Grandi, who gave a memorable treatment of the series in 1703. It is a divergent series, meaning that the sequence of partial sums of the series does not converge.

  7. A grandmother remembers her 6-year-old grandson: 'I know God ...

    www.aol.com/grandmother-remembers-her-6-old...

    Yvette Adams remembers her grandson, Zane McAttee-Adams, as smart and observant. She recalls being wowed by how he would tell her one plus one equals two, at age 4. She remembers when he alerted ...

  8. Mary Jane Auch - Wikipedia

    en.wikipedia.org/wiki/Mary_Jane_Auch

    Mary Jane Auch is an author and illustrator of children's books, including One Plus One Equals Blue, Ashes of Roses, [2] The Road to Home, [3] Journey to Nowhere [4] and the I was a Third Grade ...

  9. History of mathematical notation - Wikipedia

    en.wikipedia.org/wiki/History_of_mathematical...

    The history of mathematical notation[ 1 ] includes the commencement, progress, and cultural diffusion of mathematical symbols and the conflict of the methods of notation confronted in a notation's move to popularity or inconspicuousness. Mathematical notation [ 2 ] comprises the symbols used to write mathematical equations and formulas.