Research Article

Geometric Realization of Some Triangle-Free Combinatorial Configurations 𝟐 𝟐 𝟑

Figure 6

The astral configurations (a) 11#(5,1;3) and (b) 11#(5,3;4) labeled to show isomorphism with 11#(4,2;3).
560760.fig.006a
(a)
560760.fig.006b
(b)