Certificate for #6653 ⟨a, b | aab=a, bbab=bb

Completion settings:

[1] aab=a

Axiom: aab=a.

Defines rule #1.

Referenced by [3].

[2] bbab=bb

Axiom: bbab=bb.

Defines rule #3.

Referenced by [3].

[3] abab=ab

Overlap of [1] aab=a with [2] bbab=bb:

aa b bbab

Critical pair: aabb=abab.

Reduce LHS:

[1](aab)b
ab

Flip LHS and RHS.

Defines rule #2.