DLMF:1.17.E9 (Q668): Difference between revisions

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Created a new Item: Wikidata Toolkit example test item creation
 
Changed an Item: Add constraint
Property / Symbols used
 
Property / Symbols used: the ratio of the circumference of a circle to its diameter / rank
 
Normal rank
Property / Symbols used: the ratio of the circumference of a circle to its diameter / qualifier
 
Defining formula:

π {\displaystyle{\displaystyle\pi}}

\cpi
Property / Symbols used: the ratio of the circumference of a circle to its diameter / qualifier
 
xml-id: C3.S12.E1.m2addec

Revision as of 16:43, 1 January 2020

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DLMF:1.17.E9
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    Statements

    - ( 1 2 π - e i ( x - a ) t d t ) ϕ ( x ) d x = ϕ ( a ) . superscript subscript 1 2 𝜋 superscript subscript superscript 𝑒 𝑖 𝑥 𝑎 𝑡 𝑡 italic-ϕ 𝑥 𝑥 italic-ϕ 𝑎 {\displaystyle{\displaystyle\int_{-\infty}^{\infty}\left(\frac{1}{2\pi}\int_{-% \infty}^{\infty}e^{i(x-a)t}\mathrm{d}t\right)\phi(x)\mathrm{d}x=\phi(a).}}
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    DLMF:1.17.E9
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    π {\displaystyle{\displaystyle\pi}}
    C3.S12.E1.m2addec
    0 references