Termination w.r.t. Q
of the given
QTRS
could not be shown:
0 QTRS
(0)
Obligation:
Q restricted rewrite system:
The TRS R consists of the following rules:
f
(
y
,
f
(
x
,
f
(
a
,
x
))) →
f
(
f
(
f
(
a
,
x
),
f
(
x
,
a
)),
f
(
a
,
y
))
f
(
x
,
f
(
x
,
y
)) →
f
(
f
(
f
(
x
,
a
),
a
),
a
)
Q is empty.