Certification Problem

Input (TPDB TRS_Innermost/AG01_innermost/#4.18)

The rewrite relation of the following TRS is considered.

a(b(a(b(x)))) b(a(b(a(a(b(x)))))) (1)
The evaluation strategy is innermost.

Property / Task

Prove or disprove termination.

Answer / Result

Yes.

Proof (by AProVE @ termCOMP 2023)

1 Dependency Pair Transformation

The following set of initial dependency pairs has been identified.
a#(b(a(b(x)))) a#(b(a(a(b(x))))) (2)
a#(b(a(b(x)))) a#(a(b(x))) (3)

1.1 Dependency Graph Processor

The dependency pairs are split into 0 components.