DLMF:3.12.E2 (Q1494)

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DLMF:3.12.E2
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    Statements

    Defining formula
    π = 4 ⁢ ∫ 0 1 d t 1 + t 2 . 4 superscript subscript 0 1 𝑡 1 superscript 𝑡 2 {\displaystyle{\displaystyle\pi=4\int_{0}^{1}\frac{\mathrm{d}t}{1+t^{2}}.}}
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    DLMF id
    DLMF:3.12.E2
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    Symbols used
    the ratio of the circumference of a circle to its diameter
    Defining formula
    π {\displaystyle{\displaystyle\pi}}
    xml-id
    C3.S12.E1.m2aadec
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    Q10770
    Defining formula
    d x 𝑥 {\displaystyle{\displaystyle\mathrm{d}\NVar{x}}}
    xml-id
    C1.S4.SS4.m1adec
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