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27 lines
590 B

$$
\underbracket{
\underbracket{
\lnot
\underbracket{
(a \lor \underbracket{\lnot b}_{x_4})
}_{x_3}
}_{x_1}
\lor
\underbracket{
(\underbracket{\lnot a}_{x_5} \land c)
}_{x_2}
}_{x_\varphi}
$$
\begin{align*}
CNF(\phi) = \ &x_\phi \land \\
&\tseitinAnd{x_\varphi}{x_1}{x_2} \land \\
&\tseitinNot{x_1}{x_3} \land \\
&\tseitinOr{x_3}{a}{x_4} \land \\
&\tseitinAnd{x_2}{x_5}{c} \land \\
&\tseitinNot{x_4}{b} \land \\
&\tseitinNot{x_5}{a}
\end{align*}