(ignored inputs)COMMENT doi:10.1007/11538363_37 [41] Example 1
Rewrite Rules:
   [ f(a) -> b,
     a -> a',
     f(b) -> c ]
Apply Direct Methods...
Inner CPs:
   [ f(a') = b ]
Outer CPs:
   [  ]
not Overlay, check Termination...
Terminating, not WCR
Knuth & Bendix
Direct Methods: not CR

Combined result: not CR
225.trs: Success(not CR)
NO
(0 msec.)