Add truthtable processor
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@ -5,5 +5,6 @@ default: python
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pdflatex main.tex
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python:
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python python/Hasse.py graphics/src/example1.txt graphics/example1.tex
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python python/FSA.py graphics/src/example2.txt graphics/example2.tex
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python python/Hasse.py graphics/src/example1.txt graphics/example1.tex
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python python/FSA.py graphics/src/example2.txt graphics/example2.tex
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python python/Truthtable.py graphics/src/example3.txt graphics/example3.tex
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@ -0,0 +1,14 @@
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\begin{truthtable}
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{c|c|c|c|c|e|c}
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{$p$ & $q$ & $s$ & $p \wedge q$ & $p \Rightarrow q$ & $ p \Leftrightarrow q$ & $p \Leftrightarrow (q \wedge s)$}
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\T & \T & \T & \T & \T & \T & \T
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\T & \T & \F & \T & \T & \T & \F
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\T & \F & \T & \F & \F & \F & \F
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\T & \F & \F & \F & \F & \F & \F
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\F & \T & \T & \F & \T & \F & \F
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\F & \T & \F & \F & \T & \F & \T
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\F & \F & \T & \F & \T & \T & \T
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\F & \F & \F & \F & \T & \T & \T
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\end{truthtable}
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@ -0,0 +1 @@
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p, q, s, p and q, p implies q, E p iff q, p iff (q and s)
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@ -0,0 +1,104 @@
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from sys import argv
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from pathlib import Path
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def parseExpressionList(inputData):
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return [e.strip() for e in inputData.split(',')]
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class OverloadedBool:
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"""Overloads the bool in order to make Implies and Iff functions"""
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def __init__(self, val):
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self.val = val
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def __bool__(self):
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return self.val
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def __str__(self):
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return str(self.val)
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def __add__(self, bool2):
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""" Implies """
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return (not self.val or bool2)
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def __sub__(self, bool2):
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""" Iff """
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return (not self.val or bool2) and (not bool2 or self.val)
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def flattenImpliesIff(exps):
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return [exp.replace('implies', '+').replace('iff', '-').replace('E', '') for exp in exps]
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def generateTruthTable(exps):
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exps = flattenImpliesIff(exps)
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boolvars = [e for e in exps if len(e) == 1]
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truthtable = []
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for x in reversed(range(2 ** len(boolvars))):
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for i,digit in enumerate('{0:b}'.format(x).zfill(len(boolvars))):
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exec(f'{boolvars[i]} = OverloadedBool({digit == "1"})', globals())
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def calculateGridLine():
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line = []
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for exp in exps:
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exec(f'line.append(({exp}).__bool__())')
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return line
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truthtable.append(calculateGridLine())
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return truthtable
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def latexify(exps, truthtable):
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latex_expressions = \
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[ (
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'E' in exp,
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exp
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.replace('not', '\\neg')
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.replace('and', '\\wedge')
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.replace('or', '\\vee')
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.replace('implies', '\\Rightarrow')
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.replace('iff', '\\Leftrightarrow')
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.replace('E', ''
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.strip())
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)
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for exp in exps]
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return \
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"""
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\\begin{{truthtable}}
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{{{}}}
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{{{}}}
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{}
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\\end{{truthtable}}
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""".format(
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'|'.join('e' if e else 'c' for e,_ in latex_expressions),
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' & '.join(f'${exp}$' for _,exp in latex_expressions),
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'\n'.join(' ' + ' & '.join('\\T' if b else '\\F' for b in line) for line in truthtable)
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)
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def printTruthtable(exps, truthtable):
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stringTable = [ ['\033[32mT\033[0m ' if b else '\033[31mF\033[0m' for b in line] for line in truthtable]
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print(tabulate(stringTable, headers=exps))
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if __name__ == '__main__':
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filename = argv[1]
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with open(filename) as file:
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exps = parseExpressionList(file.read())
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truthtable = generateTruthTable(exps)
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try:
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from tabulate import tabulate
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printTruthtable(exps, generateTruthTable(exps))
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except:
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print('Couldn\'t find tabulate. Do you have it installed?')
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content = latexify(exps, truthtable)
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with open(str(Path(__file__).parent.absolute()) + '/tex_templates/Truthtable.tex') as template:
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with open(argv[2], 'w') as destination_file:
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destination_file.write(template.read().replace('%CONTENT', content))
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@ -0,0 +1 @@
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%CONTENT
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