Certificate for #566 ⟨a, b | abab=aaaa⟩

Completion settings:

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

Axiom: abab=aaaa.

Defines rule #2.

Referenced by [2].

Overlap of [1] abab=aaaa with [1] abab=aaaa:

Critical pair: abaaaa=aaaaab.

Flip LHS and RHS.

Defines rule #1.