c

 d

To figure 27. The detailed arrangement of dark blue quartets in the structure of the hypercube B⁶.

c - dark blue quartets from the set М₁.

To figure 27. The detailed arrangement of dark blue quartets in the structure of the hypercube B⁶.

d - dark blue quartets from set М₂.

Quartets of group М₁², beginning from bottom, contain matrixes second from  line of blocks 11,10, 01, with variations in third pair of variables - - 00, 01, 10, 11.

The fourth quartet is from the fourth from of the block 11.

Quartets of group М₂², beginning from the bottom, contain matrixes of the first from the bottom line of blocks 11,10, 01, with changes in third pair of variables: 00, 01, 10, 11.

The fourth quartet is from the third from the bottom line of the block 11