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add support for the weak property

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This fixes #119.

* doc/org/tut21.org, doc/org/hoa.org, NEWS: Document it.
* src/twa/twa.hh: Support it in automata.
* src/twaalgos/hoa.cc, src/parseaut/parseaut.yy: Add I/O support.
* src/twaalgos/minimize.cc, src/twaalgos/totgba.cc: Set weak
automata on output.
* src/tests/complement.test, src/tests/parseaut.test,
src/tests/readsave.test, src/tests/remfin.test, src/tests/sccsimpl.test,
src/tests/wdba2.test, wrap/python/tests/automata-io.ipynb: Adjust.
This commit is contained in:
Alexandre Duret-Lutz 2015-11-06 18:31:05 +01:00
parent eecd201273
commit 654888718c
15 changed files with 62 additions and 33 deletions
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5
doc/org/hoa.org
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@ -527,7 +527,7 @@ is parsed; this is for instance the case of =deterministic=,
body of the file, and then return and error if what has been declared
does not correspond to the reality.
Some supported properties (like =inherently-weak=, =unambiguous=, or
Some supported properties (like =weak=, =unambiguous=, or
=stutter-invariant=) are not double-checked, because that would
require too much additional operations. Command-line tools that read
HOA files all take a =--trust-hoa=no= option to ignore properties that
@ -591,7 +591,8 @@ particular:
| =unambiguous= | trusted | yes | as stored if (=-Hv= or not =deterministic=) | can be re-checked with =--check=unambiguous= |
| =stutter-invariant= | trusted | yes | as stored | can be re-checked with =--check=stuttering= |
| =stutter-sensitive= | trusted | yes | as stored | can be re-checked with =--check=stuttering= |
| =inherently-weak= | trusted | yes | as stored | |
| =weak= | trusted | yes | as stored | |
| =inherently-weak= | trusted | yes | as stored if (=-Hv= or not =weak=) | |
| =colored= | ignored | no | checked | |
** Named properties

5
doc/org/tut21.org
View file

@ -85,7 +85,7 @@ corresponding BDD variable number, and then use for instance
void custom_print(std::ostream& out, spot::twa_graph_ptr& aut)
{
// We need the dictionary to print the BDD that labels the edge
// We need the dictionary to print the BDDs that label the edges
const auto& dict = aut->get_dict();
// Some meta-data...
@ -119,6 +119,8 @@ corresponding BDD variable number, and then use for instance
<< (aut->prop_unambiguous() ? "yes\n" : "maybe\n");
out << "State-Based Acc: "
<< (aut->prop_state_acc() ? "yes\n" : "maybe\n");
out << "Weak: "
<< (aut->prop_weak() ? "yes\n" : "maybe\n");
out << "Inherently Weak: "
<< (aut->prop_inherently_weak() ? "yes\n" : "maybe\n");
out << "Stutter Invariant: "
@ -158,6 +160,7 @@ Name: Fa | G(Fb & Fc)
Deterministic: maybe
Unambiguous: yes
State-Based Acc: maybe
Weak: maybe
Inherently Weak: maybe
Stutter Invariant: yes
State 0: