Flux coordinates: Difference between revisions
→Flux Surface Average
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=== Flux Surface Average === | === Flux Surface Average === | ||
The | The Flux Surface Average (FSA) of a function <math>\Phi</math> is defined as the limit | ||
:<math> | :<math> | ||
\langle\Phi\rangle = \lim_{\delta \mathcal{V} \to 0}\frac{1}{\delta \mathcal{V}}\int_{\delta \mathcal{V}} \Phi\; d\mathcal{V} | \langle\Phi\rangle = \lim_{\delta \mathcal{V} \to 0}\frac{1}{\delta \mathcal{V}}\int_{\delta \mathcal{V}} \Phi\; d\mathcal{V} | ||