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bdd_to_formula: add CNF variant

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* spot/twa/formula2bdd.hh,
spot/twa/formula2bdd.cc (bdd_to_cnf_formula): New function.
* python/spot/__init__.py: Add a default dictionary for convenience.
* tests/python/bdditer.py: Add test cases.
* NEWS: Mention it.
This commit is contained in:
Alexandre Duret-Lutz 2023-02-23 11:53:07 +01:00
parent 8a5b86521c
commit 66839b1a29
5 changed files with 111 additions and 16 deletions
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8
python/spot/__init__.py
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@ -1,6 +1,6 @@
# -*- coding: utf-8 -*-
# Copyright (C) 2014-2022 Laboratoire de
# Recherche et Développement de l'Epita (LRDE).
# Copyright (C) 2014-2023 Laboratoire de Recherche et Développement de
# l'Epita (LRDE).
#
# This file is part of Spot, a model checking library.
#
@ -1347,6 +1347,10 @@ def bdd_to_formula(b, dic=_bdd_dict):
from spot.impl import bdd_to_formula as bf
return bf(b, dic)
def bdd_to_cnf_formula(b, dic=_bdd_dict):
from spot.impl import bdd_to_cnf_formula as bf
return bf(b, dic)
def language_containment_checker(dic=_bdd_dict):
from spot.impl import language_containment_checker as c