DLMF:4.14.E9 (Q1661): Difference between revisions

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Property / Symbols used
 
Property / Symbols used: Q11217 / rank
 
Normal rank
Property / Symbols used: Q11217 / qualifier
 
Defining formula:

z 𝑧 {\displaystyle{\displaystyle z}}

z
Property / Symbols used: Q11217 / qualifier
 
xml-id: C4.S1.XMD8.m1hdec

Latest revision as of 18:19, 1 January 2020

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DLMF:4.14.E9
No description defined

    Statements

    Defining formula
    cos ⁡ ( z + 2 ⁢ k ⁢ π ) = cos ⁡ z , 𝑧 2 𝑘 𝜋 𝑧 {\displaystyle{\displaystyle\cos\left(z+2k\pi\right)=\cos z,}}
    0 references
    DLMF id
    DLMF:4.14.E9
    0 references
    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
    0 references
    cosine function
    Defining formula
    cos ⁡ z 𝑧 {\displaystyle{\displaystyle\cos\NVar{z}}}
    xml-id
    C4.S14.E2.m2aedec
    0 references
    Q11219
    Defining formula
    k 𝑘 {\displaystyle{\displaystyle k}}
    xml-id
    C4.S1.XMD1.m1adec
    0 references
    Q11217
    Defining formula
    z 𝑧 {\displaystyle{\displaystyle z}}
    xml-id
    C4.S1.XMD8.m1hdec
    0 references
     
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