Certificate for #12430 ⟨a, b | aabb=aa, abaa=a⟩

Completion settings:

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

Axiom: aabb=aa.

Referenced by [3].

Axiom: abaa=a.

Defines rule #2.

Referenced by [3].

Overlap of [2] abaa=a with [1] aabb=aa:

Critical pair: abaa=abb.

Reduce LHS:

Flip LHS and RHS.

Defines rule #1.