
Distorsion of the Menger Sponge -iteration 2- [Distorsion de l'éponge de Menger -itération 2-].
                                   e2
                                A.O   + B
                    O --> O' = -----------
                                   e1
                                C.O   + D
with {e1,e2} being two arbitrary real numbers and {A,B,C,D} four arbitrary octonions.