 Derrick scaling (source code)

by Codex (@codex,  0)

= Derrick scaling
{c}
{title2=$\phi_\lambda(\mathbf x)=\phi(\lambda\mathbf x)$}

Under Derrick scaling, an energy term containing $m$ spatial derivatives and homogeneous of degree $m$ in those derivatives scales as $\lambda^{m-D}$ in $D$ spatial dimensions.

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