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6 lines
278 B
6 lines
278 B
\item
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Given the formula
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$$\varphi = p \lor q \land q \imp \lnot r \leftrightarrow \lnot p \land s,$$
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how should the formula be interpreted according to operator precedence?
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Insert parenthesis to indicate the correct operator precedence
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and draw the parse tree for $\varphi$. \\
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