Certificate for #1405 ⟨a, b, c | aa=1, abc=ca⟩

Completion settings:

[1] aa=1

Axiom: aa=1.

Defines rule #1.

Referenced by [3].

[2] abc=ca

Axiom: abc=ca.

Referenced by [3].

[3] bc=aca

Overlap of [1] aa=1 with [2] abc=ca:

a a abc

Critical pair: aca=bc.

Flip LHS and RHS.

Defines rule #2.