Note on the addition equation in elliptic functions. (Q1551058)
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scientific article; zbMATH DE number 2709684
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Note on the addition equation in elliptic functions. |
scientific article; zbMATH DE number 2709684 |
Statements
Note on the addition equation in elliptic functions. (English)
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1880
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Das Integral der Gleichung \[ \frac {d\varphi}{\varDelta\varphi} +\frac {d\psi}{\varDelta\psi} =0, \] auf welches das Lagrange'sche Integral der Euler'schen Gleichung führt, heisst \[ \frac {\cos\varphi\varDelta\varphi -\cos\psi\varDelta\psi}{\sin\varphi -\sin\psi}=C. \]
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Elliptic integrals
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Euler equation
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