Does $ \epsilon_{ipq}\epsilon_{juv} $ equals $ \epsilon_{jpq}\epsilon_{iuv}$?
$i$ and $j$ are dummy, right?
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1$\begingroup$ No this is not true. They only appear once each so they're not dummies. $\endgroup$– Benjamin WangCommented Oct 28, 2023 at 13:14
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$\begingroup$ I meant dummy in the sense that I can swap them around without changing a thing, were that true. $\endgroup$– JackCommented Oct 28, 2023 at 13:51
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2$\begingroup$ $\epsilon_{123}\epsilon_{231}=1\neq 0 = \epsilon_{223}\epsilon_{131}$ $\endgroup$– Benjamin WangCommented Oct 28, 2023 at 14:00
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