Certificate for #4160 ⟨a, b | aabbaaabb=ab

Completion settings:

[1] aabbaaabb=ab

Axiom: aabbaaabb=ab.

Defines rule #2.

Referenced by [2].

[2] abaaabb=aabbaab

Overlap of [1] aabbaaabb=ab with [1] aabbaaabb=ab:

aabba aabb aabbaaabb

Critical pair: aabbaab=abaaabb.

Flip LHS and RHS.

Defines rule #1.