testing latex.

$i\hbar\frac{\partial}{\partial t}\left|\Psi(t)\right>=H\left|\Psi(t)\right>$

i\hbar\frac{\partial}{\partial t}\left|\Psi(t)\right>=H\left|\Psi(t)\right>

$\LaTeX$

latex \LaTeX&bg=ffcccc&fg=cc00ff&s=4

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