Certificate for #1189 ⟨a, b | aa=1, abba=bb⟩

Completion settings:

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

Axiom: aa=1.

Defines rule #1.

Referenced by [3].

Axiom: abba=bb.

Referenced by [3].

Overlap of [1] aa=1 with [2] abba=bb:

Critical pair: abb=bba.

Flip LHS and RHS.

Defines rule #2.