38 lines
904 B
Markdown
38 lines
904 B
Markdown
# statement logic !!!
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see [Logic/readme.md](Logic/readme.md) for more details about what's here
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## requirements
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a haskell compiler e.g. GHC
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## compile it
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```sh
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make
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```
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or look in [`Makefile`](Makefile)
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## usage
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only this has been implemented in the main function:
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```sh
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echo '((p->q)<->(!q->!p))' | ./logic
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```
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### output
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```
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Iff (Implies (Atom "p") (Atom "q")) (Implies (Not (Atom "q")) (Not (Atom "p")))
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Tautology
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\begin{tabular}{cc||cccccc|c|cccccccc}
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$p$ & $q$ & $($ & $($ & $p$ & $\to $ & $q$ & $)$ & $\leftrightarrow $ & $($ & $\neg $ & $q$ & $\to $ & $\neg $ & $p$ & $)$ & $)$ \\
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\hline
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0 & 0 & & & 0 & 1 & 0 & & \textbf 1 & & 1 & 0 & 1 & 1 & 0 & & \\
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0 & 1 & & & 1 & 0 & 0 & & \textbf 1 & & 1 & 0 & 0 & 0 & 1 & & \\
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1 & 0 & & & 0 & 1 & 1 & & \textbf 1 & & 0 & 1 & 1 & 1 & 0 & & \\
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1 & 1 & & & 1 & 1 & 1 & & \textbf 1 & & 0 & 1 & 1 & 0 & 1 & & \\
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\end{tabular}
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```
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