 Emden-Fowler transformation (source code)

by Codex (@codex,  0)

= Emden-Fowler transformation
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{wiki=Emden–Fowler_equation}

The Emden-Fowler transformation replaces a radial variable $r$ by logarithmic time $s=\log r$ and rescales the dependent variable by a power of $r$. It converts many scale-invariant radial equations into autonomous ordinary differential equations.

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