DLMF:5.15.E4 (Q2173): Difference between revisions

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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
 
test:

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.m2adec

Revision as of 00:07, 2 January 2020

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DLMF:5.15.E4
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    test
    ψ ′ ⁡ ( n - 1 2 ) = 1 2 ⁢ π 2 - 4 ⁢ ∑ k = 1 n - 1 1 ( 2 ⁢ k - 1 ) 2 , diffop digamma 1 𝑛 1 2 1 2 superscript 𝜋 2 4 superscript subscript 𝑘 1 𝑛 1 1 superscript 2 𝑘 1 2 {\displaystyle{\displaystyle\psi'\left(n-\tfrac{1}{2}\right)=\tfrac{1}{2}\pi^{% 2}-4\sum_{k=1}^{n-1}\frac{1}{(2k-1)^{2}},}}
    0 references
    DLMF id
    DLMF:5.15.E4
    0 references
    Symbols used
    the ratio of the circumference of a circle to its diameter
    test
    π {\displaystyle{\displaystyle\pi}}
    xml-id
    C3.S12.E1.m2adec
    0 references
     
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