Certificate for #594 ⟨a, b | bbbb=aaaa⟩

Completion settings:

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

Axiom: bbbb=aaaa.

Defines rule #1.

Referenced by [2].

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

Critical pair: baaaa=aaaab.

Defines rule #2.