Anonanon 152k1212 gold badges233233 silver badges398398 bronze badges $endgroup$ four $begingroup$ Which is fantastic many thanks a bunch! I also posted an analogous question here: math.stackexchange.com/concerns/2135276/… that you might have some insight on? $endgroup$ The Levi-Civita symbol is most frequently used in 3 and 4 dimensions, and to some extent https://angelinaw328pgu3.blogdiloz.com/profile