DLMF:19.9.E15 (Q6258): Difference between revisions

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Changed an Item: Add constraint
Changed an Item: Add constraint
 
Property / Symbols used
 
Property / Symbols used: Q11839 / rank
 
Normal rank
Property / Symbols used: Q11839 / qualifier
 
Defining formula:

Δ Δ {\displaystyle{\displaystyle\Delta}}

\Delta
Property / Symbols used: Q11839 / qualifier
 
xml-id: C19.S9.XMD2.m1ddec

Latest revision as of 13:46, 2 January 2020

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DLMF:19.9.E15
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    Statements

    1 < F ( ϕ , k ) / ( ( sin ϕ ) ln ( 4 Δ + cos ϕ ) ) < 4 2 + ( 1 + k 2 ) sin 2 ϕ . 1 elliptic-integral-first-kind-F italic-ϕ 𝑘 italic-ϕ 4 Δ italic-ϕ 4 2 1 superscript 𝑘 2 2 italic-ϕ {\displaystyle{\displaystyle 1<F\left(\phi,k\right)\bigg{/}\left((\sin\phi)\ln% \left(\frac{4}{\Delta+\cos\phi}\right)\right)<\frac{4}{2+(1+k^{2}){\sin^{2}}% \phi}.}}
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    DLMF:19.9.E15
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    cos z 𝑧 {\displaystyle{\displaystyle\cos\NVar{z}}}
    C4.S14.E2.m2aadec
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    F ( ϕ , k ) elliptic-integral-first-kind-F italic-ϕ 𝑘 {\displaystyle{\displaystyle F\left(\NVar{\phi},\NVar{k}\right)}}
    C19.S2.E4.m2abdec
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    ln z 𝑧 {\displaystyle{\displaystyle\ln\NVar{z}}}
    C4.S2.E2.m2addec
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    sin z 𝑧 {\displaystyle{\displaystyle\sin\NVar{z}}}
    C4.S14.E1.m2abdec
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    ϕ italic-ϕ {\displaystyle{\displaystyle\phi}}
    C19.S1.XMD4.m1ddec
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    k 𝑘 {\displaystyle{\displaystyle k}}
    C19.S1.XMD5.m1mdec
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    Δ Δ {\displaystyle{\displaystyle\Delta}}
    C19.S9.XMD2.m1ddec
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