Certificate for #1234 ⟨a, b, c | aa=1, abac=c⟩

Completion settings:

[1] aa=1

Axiom: aa=1.

Defines rule #1.

Referenced by [3].

[2] abac=c

Axiom: abac=c.

Referenced by [3].

[3] bac=ac

Overlap of [1] aa=1 with [2] abac=c:

a a abac

Critical pair: ac=bac.

Flip LHS and RHS.

Defines rule #2.