simplify: some new simplification rules

For #263, reported by Mikuláš Klokočka.

G(a & Xe1 & F(b & e2)) = G(a & e1 & Fb & e2)
F(a | Xu1 | G(b | u2)) = F(a | u1 | Gb | u2)

* spot/tl/simplify.cc: Implement the rules.
* doc/tl/tl.tex, NEWS: Document them.
* tests/core/reduccmp.test, tests/core/eventuniv.test: Add test cases.
* tests/core/det.test, tests/core/ltl2tgba2.test: Adjust to expect
smaller automata.
* THANKS: Add Mikuláš.
This commit is contained in:
Alexandre Duret-Lutz 2017-09-02 09:30:26 +02:00
parent cd6f1c2c3e
commit 646c5170ed
8 changed files with 89 additions and 20 deletions

View file

@ -300,6 +300,11 @@ a W ((a&b) W c), a W c
Fa M b, Fa & b
GFa M b, GFa & b
G(a & XFb), G(a & Fb)
G(a & XF(b & XFc & Fd)), G(a & Fb & Fc & Fd)
F(a | XGb), F(a | Gb)
F(a | XG(b | XGc | Gd)), F(a | Gb | Gc | Gd)
Fa|Xb|GFc, Fa | X(b|GFc)
Fa|GFc, F(a|GFc)
FGa|GFc, F(Ga|GFc)