Anonanon 152k1212 gold badges233233 silver badges398398 bronze badges $endgroup$ four $begingroup$ Which is perfect thanks a bunch! I also posted a similar question here: math.stackexchange.com/thoughts/2135276/… that You may have some Perception on? $endgroup$ The importance of Levi-Civita properties in four Proportions lies in their function inside the mathematical description of https://levis4d84323.angelinsblog.com/26526812/not-known-factual-statements-about-levis-4d