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## Using this Wiki

• The Math extension is active, you can add equations on your pages.

${\displaystyle {\text{geometric series:}}\quad \sum _{i=0}^{\infty }2^{-i}=2}$

${\displaystyle W={\frac {1}{2\mu _{0}}}{\biggl (}{\frac {\Psi '^{2}\pi ^{2}}{b^{2}}}\sum _{m,n}a_{mn}^{2}n^{2}{\frac {ab}{4}}+{\frac {\Psi '^{2}\pi ^{2}}{a^{2}}}\sum _{m,n}a_{mn}^{2}m^{2}{\frac {ab}{4}}+\Psi '^{2}ab{\biggl (}\mu ^{2}+\sum _{m,n}{\frac {8a_{mn}\mu ^{2}}{\pi ^{2}mn}}+{\frac {a_{mn}^{2}\mu ^{2}}{4}}{\biggr )}{\biggr )}}$

${\displaystyle W={\frac {\Psi '^{2}ab}{2\mu _{0}}}{\biggl (}\mu ^{2}+\sum _{m,n}{\biggl [}{\frac {a_{mn}^{2}}{4}}\left({\frac {m^{2}\pi ^{2}}{a^{2}}}+{\frac {n^{2}\pi ^{2}}{b^{2}}}+\mu ^{2}\right)+{\frac {8a_{mn}\mu ^{2}}{\pi ^{2}mn}}{\biggr ]}{\biggr )}.}$

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