DLMF:30.13.E4 (Q8917)

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DLMF:30.13.E4
No description defined

    Statements

    Defining formula
    h η 2 = ( ∂ ⁡ x ∂ ⁡ η ) 2 + ( ∂ ⁡ y ∂ ⁡ η ) 2 + ( ∂ ⁡ z ∂ ⁡ η ) 2 = c 2 ⁢ ( ξ 2 - η 2 ) 1 - η 2 , superscript subscript ℎ 𝜂 2 superscript partial-derivative 𝑥 𝜂 2 superscript partial-derivative 𝑦 𝜂 2 superscript partial-derivative 𝑧 𝜂 2 superscript 𝑐 2 superscript 𝜉 2 superscript 𝜂 2 1 superscript 𝜂 2 {\displaystyle{\displaystyle h_{\eta}^{2}=\left(\frac{\partial x}{\partial\eta% }\right)^{2}+\left(\frac{\partial y}{\partial\eta}\right)^{2}+\left(\frac{% \partial z}{\partial\eta}\right)^{2}=\frac{c^{2}(\xi^{2}-\eta^{2})}{1-\eta^{2}% },}}
    0 references
    DLMF id
    DLMF:30.13.E4
    0 references
    Symbols used
    partial derivative of $$f$$ with respect to $$x$$
    Defining formula
    ∂ ⁡ f ∂ ⁡ x partial-derivative 𝑓 𝑥 {\displaystyle{\displaystyle\frac{\partial\NVar{f}}{\partial\NVar{x}}}}
    xml-id
    C1.S5.E3.m4aadec
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    partial differential of $$x$$
    Defining formula
    ∂ ⁡ x 𝑥 {\displaystyle{\displaystyle\partial\NVar{x}}}
    xml-id
    C1.S5.E3.m2aadec
    0 references
    Q12401
    Defining formula
    z 𝑧 {\displaystyle{\displaystyle z}}
    xml-id
    C30.S1.XMD1.m1bdec
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    Q12419
    Defining formula
    x 𝑥 {\displaystyle{\displaystyle x}}
    xml-id
    C30.S1.XMD2.m1bdec
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    Q12435
    Defining formula
    y 𝑦 {\displaystyle{\displaystyle y}}
    xml-id
    C30.S1.XMD3.m1bdec
    0 references
    Q12436
    Defining formula
    ξ 𝜉 {\displaystyle{\displaystyle\xi}}
    xml-id
    C30.S13.XMD1.m1cdec
    0 references
    Q12437
    Defining formula
    η 𝜂 {\displaystyle{\displaystyle\eta}}
    xml-id
    C30.S13.XMD2.m1cdec
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    Q12438
    Defining formula
    c 𝑐 {\displaystyle{\displaystyle c}}
    xml-id
    C30.S13.XMD4.m1bdec
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    Q12439
    Defining formula
    h ξ , h η , h ϕ subscript ℎ 𝜉 subscript ℎ 𝜂 subscript ℎ italic-ϕ {\displaystyle{\displaystyle h_{\xi},h_{\eta},h_{\phi}}}
    xml-id
    C30.S13.XMD5.m1adec
    0 references
     
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