Input TRS:
    1: a(a(x)) -> b(b(x))
    2: b(b(a(x))) -> a(b(b(x)))
Number of strict rules: 2
Direct Order(PosReal,>,Poly) ... removes: 1
     a(x1)	weight: (/ 3 32) + x1
     b(x1)	weight: (/ 1 16) + x1
Number of strict rules: 1
Direct Order(PosReal,>,Poly) ... removes: 2
     a(x1)	weight: (/ 1 4) + x1
     b(x1)	weight: (/ 1 8) + 2 * x1
Number of strict rules: 0
YES