Anonanon 152k1212 gold badges233233 silver badges398398 bronze badges $endgroup$ 4 $begingroup$ Which is perfect many thanks a bunch! I also posted an analogous question in this article: math.stackexchange.com/issues/2135276/… that You could have some insight on? $endgroup$ The Levi-Civita symbol is most often used in 3 and 4 Proportions, also to https://landenhgdxq.ttblogs.com/6160324/not-known-details-about-levis-4d