NO (ignored inputs)SIG ( f 2 ) ( a 0 ) ( b 0 ) ( c 0 ) COMMENT [111] Example 1 with additional constant c submitted by: Franziska Rapp input TRS: [ a -> b, f(?x,a) -> f(b,b), f(b,?x) -> f(b,b), f(f(?x,?y),?z) -> f(b,b) ] TRS: [ a -> b, f(?x,a) -> f(b,b), f(b,?x) -> f(b,b), f(f(?x,?y),?z) -> f(b,b) ] constructed TRS: [ a -> b, f(?x,a) -> f(b,b), f(b,?x) -> f(b,b), f(f(?x,?y),?z) -> f(b,b) ] convertible distinct normal forms: f(?x,b) = f(?x_1,b) UNC Completion (Strongly Closed) problems/557.trs: Success(not UNC) (0 msec.)