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29 lines
1.1 KiB
29 lines
1.1 KiB
\item
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\CNFfromCircuit
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\tikzstyle{branch}=[fill,shape=circle,minimum size=3pt,inner sep=0pt]
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\begin{tikzpicture}[label distance=2mm]
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\node (a) at (0,0) {$a$};
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\node (b) at (0,-1) {$b$};
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\node (c) at (0,-2) {$c$};
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\node (z) at (8,-1) {$z$};
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\node (am) at (1,0) {};
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\node (bm) at (1,-1) {};
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\node[or gate US, draw, logic gate inputs=nn] at ($(2,-.5)$) (or1) {\tiny OR};
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\node[not gate US, draw, logic gate inputs=n] at ($(2,-2)$) (not1) {\tiny NOT};
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\node[and gate US, draw, logic gate inputs=nn] at ($(4,-1)$) (and1) {\tiny AND};
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\node[not gate US, draw, logic gate inputs=n] at ($(6,-1)$) (not2) {\tiny NOT};
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\node (or1m) at (3,-.5) {};
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\node (not1m) at (3,-2) {};
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\draw (a.east) -| (am.center) |- (or1.input 1);
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\draw (b.east) |- (bm.center) |- (or1.input 2);
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\draw (or1.output) |- (or1m.center) node[above] {$w$} |- (and1.input 1);
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\draw (c.east) |- (not1.input);
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\draw (not1.output) |- (not1m.center) node[below] {$x$} |- (and1.input 2);
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\draw (and1.output) -- node[below] {$y$} (not2.input);
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\draw (not2.output) -- (z);
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\end{tikzpicture}
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