Source: cirosantilli/levi-civita-symbol
= Levi-Civita symbol
{c}
{title2=$\varepsilon$}
{wiki}
Denoted by the <Greek letter epsilon> with `\varepsilon` encoding in <LaTeX>.
Definition:
* <odd permutation>: -1
* <even permutation>: 1
* not a <permutation>: 0. This happens iff two more more indices are repeated