Certificate for #1274 ⟨a, b | abbba=bbbb⟩

Completion settings:

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

Axiom: abbba=bbbb.

Defines rule #1.

Referenced by [2].

Overlap of [1] abbba=bbbb with [1] abbba=bbbb:

Critical pair: abbbbbbb=bbbbbbba.

Flip LHS and RHS.

Defines rule #2.