DLMF:1.8.E13 (Q267): Difference between revisions

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Property / Symbols used
 
Property / Symbols used: Q10757 / rank
 
Normal rank
Property / Symbols used: Q10757 / qualifier
 
test:

n 𝑛 {\displaystyle{\displaystyle n}}

n
Property / Symbols used: Q10757 / qualifier
 
xml-id: C1.S1.XMD7.m1jdec

Latest revision as of 15:04, 1 January 2020

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DLMF:1.8.E13
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    Statements

    1 π - π π f ( x ) g ( x ) d x = 1 2 a 0 a 0 + n = 1 ( a n a n + b n b n ) , 1 𝜋 subscript superscript 𝜋 𝜋 𝑓 𝑥 𝑔 𝑥 𝑥 1 2 subscript 𝑎 0 subscript superscript 𝑎 0 subscript superscript 𝑛 1 subscript 𝑎 𝑛 subscript superscript 𝑎 𝑛 subscript 𝑏 𝑛 subscript superscript 𝑏 𝑛 {\displaystyle{\displaystyle\frac{1}{\pi}\int^{\pi}_{-\pi}f(x)g(x)\mathrm{d}x=% \tfrac{1}{2}a_{0}a^{\prime}_{0}+\sum^{\infty}_{n=1}(a_{n}a^{\prime}_{n}+b_{n}b% ^{\prime}_{n}),}}
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    π {\displaystyle{\displaystyle\pi}}
    C3.S12.E1.m2agdec
    0 references
    d x 𝑥 {\displaystyle{\displaystyle\mathrm{d}\NVar{x}}}
    C1.S4.SS4.m1agdec
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    {\displaystyle{\displaystyle\int}}
    C1.S4.SS4.m3agdec
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    n 𝑛 {\displaystyle{\displaystyle n}}
    C1.S1.XMD7.m1jdec
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