Certificate for #456 ⟨a, b | aabbaa=bb

Completion settings:

[1] aabbaa=bb

Axiom: aabbaa=bb.

Defines rule #1.

Referenced by [2], [3].

[2] bbbbaa=aabbbb

Overlap of [1] aabbaa=bb with [1] aabbaa=bb:

aabb aa aabbaa

Critical pair: aabbbb=bbbbaa.

Flip LHS and RHS.

Defines rule #2.

[3] bbabbaa=aabbabb

Overlap of [1] aabbaa=bb with [1] aabbaa=bb:

aabba a aabbaa

Critical pair: aabbabb=bbabbaa.

Flip LHS and RHS.

Defines rule #3.