english: But over time, interestingly enough, this concept adopted the branching schema of a tree in what became known as the Porphyrian tree, also considered to be the oldest tree of knowledge.
non_english: Međutim, vremenom, što je zanimljivo, ovaj koncept je usvojio šemu stabla koje se grana u okviru onog što je postalo poznato kao Porfirijevo stablo, što se takođe smatra najstarijim stablom znanja.