Certificate for #5 ⟨a, b | aba=1⟩

Completion settings:

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

Axiom: aba=1.

Referenced by [2], [3].

Overlap of [1] aba=1 with [1] aba=1:

Critical pair: ab=ba.

Flip LHS and RHS.

Defines rule #1.

Referenced by [3].

Overlap of [1] aba=1 with [2] ba=ab:

Critical pair: aab=1.

Defines rule #2.