Certificate for #12947 ⟨a, b | aba=aab, abbb=b⟩

Completion settings:

• Reduction order:
  • Left-to-right shortlex with a < b

Axiom: aba=aab.

Defines rule #1.

Referenced by [3].

Axiom: abbb=b.

Defines rule #2.

Overlap of [1] aba=aab with [1] aba=aab:

Critical pair: abaab=aabba.

Reduce LHS:

Flip LHS and RHS.

Defines rule #3.