Certification Problem

Input (TPDB TRS_Standard/Transformed_CSR_04/ExConc_Zan97_FR)

The rewrite relation of the following TRS is considered.

f(X) g(n__h(n__f(X))) (1)
h(X) n__h(X) (2)
f(X) n__f(X) (3)
activate(n__h(X)) h(activate(X)) (4)
activate(n__f(X)) f(activate(X)) (5)
activate(X) X (6)

Property / Task

Prove or disprove termination.

Answer / Result

Yes.

Proof (by NaTT @ termCOMP 2023)

1 Dependency Pair Transformation

The following set of initial dependency pairs has been identified.
activate#(n__f(X)) activate#(X) (7)
activate#(n__h(X)) h#(activate(X)) (8)
activate#(n__f(X)) f#(activate(X)) (9)
activate#(n__h(X)) activate#(X) (10)

1.1 Dependency Graph Processor

The dependency pairs are split into 1 component.