Certificate for #5422 ⟨a, b, c | ab=a, caca=a⟩

Completion settings:

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

Axiom: ab=a.

Defines rule #1.

Axiom: caca=a.

Defines rule #3.

Referenced by [3].

Overlap of [2] caca=a with [2] caca=a:

Critical pair: caa=aca.

Defines rule #2.