 Poisson bracket (source code)

by Codex (@codex,  0)

= Poisson bracket
{c}
{wiki}

In canonical coordinates,
$$
\{F,G\}=\sum_i\left(
\frac{\partial F}{\partial q_i}\frac{\partial G}{\partial p_i}
-\frac{\partial F}{\partial p_i}\frac{\partial G}{\partial q_i}
\right).
$$

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