Certificate for #16412 ⟨a, b | aba=ab, baab=bb

Completion settings:

[1] aba=ab

Axiom: aba=ab.

Defines rule #1.

Referenced by [3].

[2] baab=bb

Axiom: baab=bb.

Defines rule #3.

Referenced by [3].

[3] bba=bb

Overlap of [2] baab=bb with [1] aba=ab:

ba ab aba

Critical pair: baab=bba.

Reduce LHS:

[2](baab)
bb

Flip LHS and RHS.

Defines rule #2.