Anonanon 152k1212 gold badges233233 silver badges398398 bronze badges $endgroup$ 4 $begingroup$ That is best many thanks a bunch! I also posted a similar concern listed here: math.stackexchange.com/inquiries/2135276/… that you might have some insight on? $endgroup$ The Levi-Civita image is most often Employed in three and 4 dimensions, and also to https://levis4d58147.blogofchange.com/27286749/the-levis4d-diaries