NO (ignored inputs)COMMENT from experiments for [44] submitted by: Tsubasa Suzuki , Takahito Aoto , and Yoshihito Toyama input TRS: [ a(?x) -> g(h(b(?x))), a(?x) -> g(c(?x)), b(?x) -> g(b(?x)), g(a(?x)) -> g(h(a(?x))) ] TRS: [ a(?x) -> g(h(b(?x))), a(?x) -> g(c(?x)), b(?x) -> g(b(?x)), g(a(?x)) -> g(h(a(?x))) ] New rules by rule reversing: [ g(h(b(?x))) -> a(?x), a(?x) -> g(c(?x)), b(?x) -> b(?x), g(b(?x)) -> b(?x), g(h(a(?x))) -> g(a(?x)) ] Check distinct normal forms in critical pair closure convertible distinct normal forms: g(h(g(c(?x)))) = g(g(c(?x))) problems/239.trs: Success(not UNC) (4 msec.)