Certificate for #4199 ⟨a, b, c | aab=1, acac=a⟩

Completion settings:

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

Axiom: aab=1.

Defines rule #2.

Axiom: acac=a.

Defines rule #3.

Referenced by [3].

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

Critical pair: aca=aac.

Flip LHS and RHS.

Defines rule #1.