DLMF:19.8.E4 (Q6210): Difference between revisions

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Property / Symbols used
 
Property / Symbols used: Q10770 / rank
 
Normal rank
Property / Symbols used: Q10770 / qualifier
 
test:

d x 𝑥 {\displaystyle{\displaystyle\mathrm{d}\NVar{x}}}

\diff{\NVar{x}}
Property / Symbols used: Q10770 / qualifier
 
xml-id: C1.S4.SS4.m1adec
Property / Symbols used
 
Property / Symbols used: Q10771 / rank
 
Normal rank
Property / Symbols used: Q10771 / qualifier
 
test:

∫ {\displaystyle{\displaystyle\int}}

\int
Property / Symbols used: Q10771 / qualifier
 
xml-id: C1.S4.SS4.m3adec
Property / Symbols used
 
Property / Symbols used: sine function / rank
 
Normal rank
Property / Symbols used: sine function / qualifier
 
test:

sin ⁡ z 𝑧 {\displaystyle{\displaystyle\sin\NVar{z}}}

\sin@@{\NVar{z}}
Property / Symbols used: sine function / qualifier
 
xml-id: C4.S14.E1.m2adec
Property / Symbols used
 
Property / Symbols used: Q11824 / rank
 
Normal rank
Property / Symbols used: Q11824 / qualifier
 
test:

a n subscript 𝑎 𝑛 {\displaystyle{\displaystyle a_{n}}}

a_{n}
Property / Symbols used: Q11824 / qualifier
 
xml-id: C19.S8.XMD1.m1cdec
Property / Symbols used
 
Property / Symbols used: Q11825 / rank
 
Normal rank
Property / Symbols used: Q11825 / qualifier
 
test:

g n subscript 𝑔 𝑛 {\displaystyle{\displaystyle g_{n}}}

g_{n}
Property / Symbols used: Q11825 / qualifier
 
xml-id: C19.S8.XMD2.m1cdec

Latest revision as of 12:42, 2 January 2020

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DLMF:19.8.E4
No description defined

    Statements

    test
    1 M ⁡ ( a 0 , g 0 ) = 2 π ⁢ ∫ 0 π / 2 d θ a 0 2 ⁢ cos 2 ⁡ θ + g 0 2 ⁢ sin 2 ⁡ θ = 1 π ⁢ ∫ 0 ∞ d t t ⁢ ( t + a 0 2 ) ⁢ ( t + g 0 2 ) . 1 arithmetic-geometric-mean subscript 𝑎 0 subscript 𝑔 0 2 𝜋 superscript subscript 0 𝜋 2 𝜃 superscript subscript 𝑎 0 2 2 𝜃 superscript subscript 𝑔 0 2 2 𝜃 1 𝜋 superscript subscript 0 𝑡 𝑡 𝑡 superscript subscript 𝑎 0 2 𝑡 superscript subscript 𝑔 0 2 {\displaystyle{\displaystyle\frac{1}{M\left(a_{0},g_{0}\right)}=\frac{2}{\pi}% \int_{0}^{\pi/2}\frac{\mathrm{d}\theta}{\sqrt{a_{0}^{2}{\cos^{2}}\theta+g_{0}^% {2}{\sin^{2}}\theta}}=\frac{1}{\pi}\int_{0}^{\infty}\frac{\mathrm{d}t}{\sqrt{t% (t+a_{0}^{2})(t+g_{0}^{2})}}.}}
    0 references
    DLMF id
    DLMF:19.8.E4
    0 references
    Symbols used
    Q11826
    test
    M ⁡ ( a , g ) arithmetic-geometric-mean 𝑎 𝑔 {\displaystyle{\displaystyle M\left(\NVar{a},\NVar{g}\right)}}
    xml-id
    C19.S8.SS1.p1.m7adec
    0 references
    the ratio of the circumference of a circle to its diameter
    test
    π {\displaystyle{\displaystyle\pi}}
    xml-id
    C3.S12.E1.m2adec
    0 references
    cosine function
    test
    cos ⁡ z 𝑧 {\displaystyle{\displaystyle\cos\NVar{z}}}
    xml-id
    C4.S14.E2.m2adec
    0 references
    Q10770
    test
    d x 𝑥 {\displaystyle{\displaystyle\mathrm{d}\NVar{x}}}
    xml-id
    C1.S4.SS4.m1adec
    0 references
    Q10771
    test
    ∫ {\displaystyle{\displaystyle\int}}
    xml-id
    C1.S4.SS4.m3adec
    0 references
    sine function
    test
    sin ⁡ z 𝑧 {\displaystyle{\displaystyle\sin\NVar{z}}}
    xml-id
    C4.S14.E1.m2adec
    0 references
    Q11824
    test
    a n subscript 𝑎 𝑛 {\displaystyle{\displaystyle a_{n}}}
    xml-id
    C19.S8.XMD1.m1cdec
    0 references
    Q11825
    test
    g n subscript 𝑔 𝑛 {\displaystyle{\displaystyle g_{n}}}
    xml-id
    C19.S8.XMD2.m1cdec
    0 references
     
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