$F={x}_{1}{x}_{2}+{x}_{2}{x}_{3}+{{x}^{\prime }}_{1}{{x}^{\prime }}_{2}{{x}^{\prime }}_{3}$ AND/OR mapping $M\left(M\left(M\left({x}_{1},0,{x}_{2}\right),1,M\left({x}_{2},0,{x}_{3}\right)\right),1,M\left(M\left({{x}^{\prime }}_{1},0,{{x}^{\prime }}_{2}\right),0,{{x}^{\prime }}_{3}\right)\right)$ 6 3 3 12 [15] [16] [19] $M\left(M\left(M\left({x}_{1},1,{x}_{3}\right),0,{x}_{2}\right),1,M\left(M\left({{x}^{\prime }}_{2},0,{{x}^{\prime }}_{3}\right),0,{{x}^{\prime }}_{1}\right)\right)$ 5 3 3 10 [17] $M\left(M\left({x}_{1},{x}_{2},{x}_{3}\right),M\left({{x}^{\prime }}_{1},1,{{x}^{\prime }}_{2}\right),M\left({{x}^{\prime }}_{2},0,{{x}^{\prime }}_{3}\right)\right)$ 4 2 3 10 [18] [20] $M\left(M\left({x}_{1},{x}_{2},{x}_{3}\right),M\left({{x}^{\prime }}_{1},0,{{x}^{\prime }}_{2}\right),M\left({{x}^{\prime }}_{2},1,{{x}^{\prime }}_{3}\right)\right)$ 4 2 3 10 [21] [26] $M\left(M\left({{x}^{\prime }}_{1},1,{x}_{2}\right),M{\left({x}_{2},1,{x}_{3}\right)}^{\prime },M\left({x}_{1},{x}_{2},{x}_{3}\right)\right)$ 4 2 2 10 $\begin{array}{c}F={x}_{1}{x}_{2}{x}_{3}+{{x}^{\prime }}_{1}{{x}^{\prime }}_{2}{x}_{3}\\ \text{\hspace{0.17em}}\text{\hspace{0.17em}}+{x}_{1}{{x}^{\prime }}_{2}{{x}^{\prime }}_{3}+{{x}^{\prime }}_{1}{x}_{2}{{x}^{\prime }}_{3}\end{array}$ AND/OR mapping $\begin{array}{l}M\left(M\left(M\left(M\left({x}_{1},0,{x}_{2}\right),0,{x}_{3}\right),1,M\left(M\left({{x}^{\prime }}_{1},0,{{x}^{\prime }}_{2}\right),0,{x}_{3}\right)\right),\\ 1,M\left(M\left(M\left({x}_{1},0,{{x}^{\prime }}_{2}\right),0,{{x}^{\prime }}_{3}\right),1,M\left(M\left({{x}^{\prime }}_{1},0,{x}_{2}\right),0,{{x}^{\prime }}_{3}\right)\right)\right)\end{array}$ 11 5 6 22 [15] [16] [19] $M\left(M\left({{x}^{\prime }}_{1},{x}_{2},{x}_{3}\right),{{x}^{\prime }}_{3},M\left({x}_{1},{{x}^{\prime }}_{2},{x}_{3}\right)\right)$ 3 2 3 9 [17] $M\left(M{\left({x}_{1},{x}_{2},{x}_{3}\right)}^{\prime },{x}_{3},M\left({x}_{1},{x}_{2},{{x}^{\prime }}_{3}\right)\right)$ 3 2 2 9 [18] [20] $M\left(M\left({{x}^{\prime }}_{1},{x}_{2},{x}_{3}\right),M\left({x}_{1},{x}_{2},{{x}^{\prime }}_{3}\right),M\left({x}_{1},{{x}^{\prime }}_{2},{x}_{3}\right)\right)$ 4 2 3 12 [21] [26] $M\left(M{\left({x}_{1},{x}_{2},{x}_{3}\right)}^{\prime },{x}_{1},M\left({{x}^{\prime }}_{1},{x}_{2},{x}_{3}\right)\right)$ 3 2 2 9 $F={x}_{1}{x}_{2}{x}_{3}+{x}_{1}{{x}^{\prime }}_{2}{{x}^{\prime }}_{3}$ AND/OR mapping $M\left(M\left(M\left({x}_{1},0,{x}_{2}\right),0,{x}_{3}\right),1,M\left(M\left({x}_{1},0,{{x}^{\prime }}_{2}\right),0,{{x}^{\prime }}_{3}\right)\right)$ 5 3 2 10 [15] [16] [19] $M\left(M\left({x}_{1},{x}_{2},{{x}^{\prime }}_{3}\right),0,M\left({x}_{1},{{x}^{\prime }}_{2},{x}_{3}\right)\right)$ 3 2 2 8 [17] $M\left(M\left({x}_{2},0,{x}_{3}\right),{x}_{1},M{\left({x}_{2},1,{x}_{3}\right)}^{\prime }\right)$ 3 2 1 7 [18] [20] $M\left(M\left(M\left({{x}^{\prime }}_{2},0,{{x}^{\prime }}_{3}\right),1,M\left({x}_{2},0,{x}_{3}\right)\right),0,{x}_{1}\right)$ 4 3 2 8 [21] [26] $M\left(M\left({x}_{2},0,{x}_{3}\right),{x}_{1},M{\left({x}_{2},1,{x}_{3}\right)}^{\prime }\right)$ 3 2 1 7