Certificate for #1990 ⟨a, b | aabbaabb=ab⟩

Completion settings:

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

Axiom: aabbaabb=ab.

Defines rule #2.

Referenced by [2].

Overlap of [1] aabbaabb=ab with [1] aabbaabb=ab:

Critical pair: aabbab=abaabb.

Flip LHS and RHS.

Defines rule #1.