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Signature testing

Fatka (talk contribs)
Fatka (talk · contribs)
Fatka (talk · contribs)
-Fatka (talk · contribs)

-- Fatka (talk · contribs)

-- Fatka (talk · contribs) 01:26, 10 November 2008 (UTC)

01:26, 10 November 2008 (UTC)

- Fatka (talk · contribs) 19:03, 10 November 2008 (UTC)

- Fatka (talk · contribs) 06:38, 25 March 2009 (UTC)

LaTeX testing

$\not \equiv$

≡ ⇒

done using <math> \begin{align} bla bla & = bla bla & = bla bla \end{align} </math>

${\begin{aligned}{\hat {H}}&={\frac {\mathbf {{\hat {p}}_{1}} ^{2}}{2m_{e}}}+{\frac {\mathbf {{\hat {p}}_{2}} ^{2}}{2m_{e}}}-{\frac {Ze^{2}}{|\mathbf {r_{1}} |}}-{\frac {Ze^{2}}{|\mathbf {r_{2}} |}}+{\frac {e^{2}}{|\mathbf {r_{1}-r_{2}} |}}\\&=\left[{\frac {\mathbf {{\hat {p}}_{1}} ^{2}}{2m_{e}}}-{\frac {{\tilde {Z}}e^{2}}{|\mathbf {r_{1}} |}}+{\frac {\mathbf {{\hat {p}}_{2}} ^{2}}{2m_{e}}}-{\frac {{\tilde {Z}}e^{2}}{|\mathbf {r_{1}} |}}-{\frac {{\tilde {Z}}e^{2}}{|\mathbf {r_{2}} |}}\right]+\left[{\frac {({\tilde {Z}}-Z)e^{2}}{|\mathbf {r_{1}} |}}+{\frac {({\tilde {Z}}-Z)e^{2}}{|\mathbf {r_{2}} |}}\right]+{\frac {e^{2}}{|\mathbf {r_{1}-r_{2}} |}}\\\end{aligned}}$

<math> \begin{alignat}{2} bla bla & = bla bla & = bla bla \end{alignat} </math>

${\begin{alignedat}{2}{\hat {H}}&={\frac {\mathbf {{\hat {p}}_{1}} ^{2}}{2m_{e}}}+{\frac {\mathbf {{\hat {p}}_{2}} ^{2}}{2m_{e}}}-{\frac {Ze^{2}}{|\mathbf {r_{1}} |}}-{\frac {Ze^{2}}{|\mathbf {r_{2}} |}}+{\frac {e^{2}}{|\mathbf {r_{1}-r_{2}} |}}\\&=\left[{\frac {\mathbf {{\hat {p}}_{1}} ^{2}}{2m_{e}}}-{\frac {{\tilde {Z}}e^{2}}{|\mathbf {r_{1}} |}}+{\frac {\mathbf {{\hat {p}}_{2}} ^{2}}{2m_{e}}}-{\frac {{\tilde {Z}}e^{2}}{|\mathbf {r_{1}} |}}-{\frac {{\tilde {Z}}e^{2}}{|\mathbf {r_{2}} |}}\right]+\left[{\frac {({\tilde {Z}}-Z)e^{2}}{|\mathbf {r_{1}} |}}+{\frac {({\tilde {Z}}-Z)e^{2}}{|\mathbf {r_{2}} |}}\right]+{\frac {e^{2}}{|\mathbf {r_{1}-r_{2}} |}}\\\end{alignedat}}$