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DLMF:10.73.E2 - MaRDI portal

DLMF:10.73.E2 (Q4610)

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DLMF:10.73.E2
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    2 ψ = 1 c 2 2 ψ t 2 , superscript 2 𝜓 1 superscript 𝑐 2 partial-derivative 𝜓 𝑡 2 {\displaystyle{\displaystyle\nabla^{2}\psi=\frac{1}{c^{2}}\frac{{\partial}^{2}% \psi}{{\partial t}^{2}},}}
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    f x partial-derivative 𝑓 𝑥 {\displaystyle{\displaystyle\frac{\partial\NVar{f}}{\partial\NVar{x}}}}
    C1.S5.E3.m4aadec
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    x 𝑥 {\displaystyle{\displaystyle\partial\NVar{x}}}
    C1.S5.E3.m2aadec
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