Certificate for #1999 ⟨a, b | aabbabba=bb⟩

Completion settings:

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

Axiom: aabbabba=bb.

Defines rule #1.

Referenced by [2].

Overlap of [1] aabbabba=bb with [1] aabbabba=bb:

Critical pair: aabbabbbb=bbabbabba.

Defines rule #2.