Certificate for #5359 ⟨a, b | aab=aa, abb=ba⟩

Completion settings:

• Reduction order:
  • Left-to-right recursive path with deg(b) = 0; deg(a) = 1

Axiom: aab=aa.

Defines rule #2.

Axiom: abb=ba.

Flip LHS and RHS.

Defines rule #1.