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twa: store property bits as trivals

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* spot/twa/twa.hh: Store property bits as trivals.
* NEWS: Mention the change.
* spot/parseaut/parseaut.yy, spot/twaalgos/are_isomorphic.cc,
spot/twaalgos/complete.cc, spot/twaalgos/dot.cc, spot/twaalgos/hoa.cc,
spot/twaalgos/isdet.cc, spot/twaalgos/isunamb.cc, spot/twaalgos/lbtt.cc,
spot/twaalgos/ltl2tgba_fm.cc, spot/twaalgos/postproc.cc,
spot/twaalgos/remfin.cc, spot/twaalgos/strength.cc,
spot/twaalgos/stutter.cc, spot/twaalgos/stutter.hh,
spot/twaalgos/totgba.cc, tests/core/ikwiad.cc,
tests/python/product.ipynb, tests/python/remfin.py: Adjust.
* doc/org/hoa.org, doc/org/tut21.org: Update documentation.
This commit is contained in:
Alexandre Duret-Lutz 2016-01-12 19:37:18 +01:00
parent 1aeb260adf
commit da391492f3
22 changed files with 337 additions and 258 deletions
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17
spot/twaalgos/isunamb.cc
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@ -1,5 +1,5 @@
// -*- coding: utf-8 -*-
// Copyright (C) 2013, 2015 Laboratoire de Recherche et Developpement
// Copyright (C) 2013, 2015, 2016 Laboratoire de Recherche et Developpement
// de l'Epita (LRDE).
//
// This file is part of Spot, a model checking library.
@ -27,20 +27,23 @@ namespace spot
{
bool is_unambiguous(const const_twa_graph_ptr& aut)
{
if (aut->prop_unambiguous())
return true;
trival u = aut->prop_unambiguous();
if (u.is_known())
return u.is_true();
auto clean_a = scc_filter_states(aut);
if (clean_a->num_edges() == 0)
return true;
auto prod = product(clean_a, clean_a);
auto clean_p = scc_filter_states(prod);
return clean_a->num_states() == clean_p->num_states()
&& clean_a->num_edges() == clean_p->num_edges();
return (clean_a->num_states() == clean_p->num_states()
&& clean_a->num_edges() == clean_p->num_edges());
}
bool check_unambiguous(const twa_graph_ptr& aut)
{
aut->prop_unambiguous(is_unambiguous(aut));
return aut->prop_unambiguous();
bool u = is_unambiguous(aut);
aut->prop_unambiguous(u);
return u;
}
}