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Added an initial model finder via Z3

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Brandon Rozek 2025-11-25 17:22:59 -05:00
parent 2fbdf26274
commit 3610335c1c
3 changed files with 115 additions and 6 deletions
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17
logic.py
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@ -100,17 +100,22 @@ def get_prop_var_from_term(t: Term) -> Set[PropositionalVariable]:
return result
def get_prop_vars_from_rule(r: Rule) -> Set[PropositionalVariable]:
vars: Set[PropositionalVariable] = set()
for premise in r.premises:
vars |= get_prop_var_from_term(premise)
vars |= get_prop_var_from_term(r.conclusion)
return vars
@lru_cache
def get_propostional_variables(rules: Tuple[Rule]) -> Set[PropositionalVariable]:
vars: Set[PropositionalVariable] = set()
for rule in rules:
# Get all vars in premises
for premise in rule.premises:
vars |= get_prop_var_from_term(premise)
# Get vars in conclusion
vars |= get_prop_var_from_term(rule.conclusion)
vars |= get_prop_vars_from_rule(rule)
return vars