DLMF:19.2.E4 (Q6085): Difference between revisions

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Changed an Item: Add constraint
Changed an Item: Add constraint
Property / Symbols used
 
Property / Symbols used: Q11807 / rank
 
Normal rank
Property / Symbols used: Q11807 / qualifier
 
Defining formula:

ϕ italic-ϕ {\displaystyle{\displaystyle\phi}}

\phi
Property / Symbols used: Q11807 / qualifier
 
xml-id: C19.S1.XMD4.m1dec

Revision as of 13:34, 2 January 2020

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DLMF:19.2.E4
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    Statements

    F ( ϕ , k ) = 0 ϕ d θ 1 - k 2 sin 2 θ = 0 sin ϕ d t 1 - t 2 1 - k 2 t 2 , elliptic-integral-first-kind-F italic-ϕ 𝑘 superscript subscript 0 italic-ϕ 𝜃 1 superscript 𝑘 2 2 𝜃 superscript subscript 0 italic-ϕ 𝑡 1 superscript 𝑡 2 1 superscript 𝑘 2 superscript 𝑡 2 {\displaystyle{\displaystyle F\left(\phi,k\right)=\int_{0}^{\phi}\frac{\mathrm% {d}\theta}{\sqrt{1-k^{2}{\sin^{2}}\theta}}=\int_{0}^{\sin\phi}\frac{\mathrm{d}% t}{\sqrt{1-t^{2}}\sqrt{1-k^{2}t^{2}}},}}
    0 references
    DLMF:19.2.E4
    0 references
    d x 𝑥 {\displaystyle{\displaystyle\mathrm{d}\NVar{x}}}
    C1.S4.SS4.m1abdec
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    {\displaystyle{\displaystyle\int}}
    C1.S4.SS4.m3abdec
    0 references
    sin z 𝑧 {\displaystyle{\displaystyle\sin\NVar{z}}}
    C4.S14.E1.m2adec
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    ϕ italic-ϕ {\displaystyle{\displaystyle\phi}}
    C19.S1.XMD4.m1dec
    0 references