The rewrite relation of the following TRS is considered.
and(tt) | → | X | (1) |
__(__(X,Y),Z) | → | __(X,__(Y,Z)) | (2) |
__(X,nil) | → | X | (3) |
__(nil,X) | → | X | (4) |
isNePal(__(I,__(P,I))) | → | tt | (5) |
The TRS violates one of the two variable conditions. Thus, it is not terminating.