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stutter: complement non-det automata via determinization

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Fixes #164.

* spot/twaalgos/stutter.hh, spot/twaalgos/stutter.cc: Implement
the determinization, while keeping it optional.
* NEWS: Mention the change.
* tests/core/ltl2dstar.test, tests/core/stutter-tgba.test: Add
test cases.
* tests/core/readsave.test: Adjust.
This commit is contained in:
Alexandre Duret-Lutz 2016-07-19 12:02:08 +02:00
parent 29a1e3a299
commit 5a2bc9f915
6 changed files with 65 additions and 26 deletions
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9
NEWS
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@ -103,9 +103,14 @@ New in spot 2.0.3a (not yet released)
the two others, is currently restricted to automata with Fin-less
acceptance.
* spot::check_stutter_invariance() can now work on non-deterministic
automata for which no corresponding formula is known. This
implies that "autfilt --check=stutter" will now label all
automata, not just deterministic automata.
Python:
* The __format__() method for formula support the same
* The __format__() method for formula supports the same
operator-rewritting feature introduced in ltldo and ltlcross.
So "{:[i]s}".format(f) is the same as
"{:s}".format(f.unabbreviate("i")).
@ -114,7 +119,7 @@ New in spot 2.0.3a (not yet released)
* Bindings for randomize() were added.
* Under IPython the spot.ltsmin modules now offers a
* Under IPython the spot.ltsmin module now offers a
%%pml magic to define promela models, compile them
with spins, and dynamically load them. This is
akin to the %%dve magic that was already supported.