MAYBE
(ignored inputs)COMMENT full experiments for [35] submitted by: Takahito Aoto and Yoshihito Toyama
Rewrite Rules:
   [ +(+(?x,?y),?z) -> +(?x,+(?y,?z)),
     +(?x,?y) -> +(?y,?x),
     *(*(?x,?y),?z) -> *(?x,*(?y,?z)),
     *(?x,?y) -> *(?y,?x),
     *(+(?x,?y),?z) -> +(*(?x,?z),*(?y,?z)),
     *(?x,+(?y,?z)) -> +(*(?x,?y),*(?x,?z)) ]
Apply Direct Methods...
Inner CPs:
   [ +(+(?y_1,?x_1),?z) = +(?x_1,+(?y_1,?z)),
     *(*(?y_3,?x_3),?z_2) = *(?x_3,*(?y_3,?z_2)),
     *(+(*(?x_4,?z_4),*(?y_4,?z_4)),?z_2) = *(+(?x_4,?y_4),*(?z_4,?z_2)),
     *(+(*(?x_5,?y_5),*(?x_5,?z_5)),?z_2) = *(?x_5,*(+(?y_5,?z_5),?z_2)),
     *(+(?x,+(?y,?z)),?z_4) = +(*(+(?x,?y),?z_4),*(?z,?z_4)),
     *(+(?y_1,?x_1),?z_4) = +(*(?x_1,?z_4),*(?y_1,?z_4)),
     *(?x_5,+(?x,+(?y,?z))) = +(*(?x_5,+(?x,?y)),*(?x_5,?z)),
     *(?x_5,+(?y_1,?x_1)) = +(*(?x_5,?x_1),*(?x_5,?y_1)),
     +(+(?x,+(?y,?z)),?z_1) = +(+(?x,?y),+(?z,?z_1)),
     *(*(?x,*(?y,?z)),?z_1) = *(*(?x,?y),*(?z,?z_1)) ]
Outer CPs:
   [ +(?x,+(?y,?z)) = +(?z,+(?x,?y)),
     *(?x_2,*(?y_2,?z_2)) = *(?z_2,*(?x_2,?y_2)),
     *(?x_2,*(?y_2,+(?y_5,?z_5))) = +(*(*(?x_2,?y_2),?y_5),*(*(?x_2,?y_2),?z_5)),
     *(?y_3,+(?x_4,?y_4)) = +(*(?x_4,?y_3),*(?y_4,?y_3)),
     *(+(?y_5,?z_5),?x_3) = +(*(?x_3,?y_5),*(?x_3,?z_5)),
     +(*(?x_4,+(?y_5,?z_5)),*(?y_4,+(?y_5,?z_5))) = +(*(+(?x_4,?y_4),?y_5),*(+(?x_4,?y_4),?z_5)) ]
Left-Linear, not Right-Linear
(inner) Parallel CPs: (not computed)
unknown Toyama (Parallel CPs)
Direct Methods: Can't judge

Combined result: Can't judge
145.trs: Failure(unknown CR)
(0 msec.)