Certificate for #14813 ⟨a, b | abba=a, ababb=a⟩

Completion settings:

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

Axiom: abba=a.

Defines rule #3.

Referenced by [3].

Axiom: ababb=a.

Referenced by [3], [4].

Overlap of [2] ababb=a with [1] abba=a:

Critical pair: aba=aa.

Defines rule #1.

Referenced by [4].

Overlap of [2] ababb=a with [3] aba=aa:

Critical pair: aabb=a.

Defines rule #2.