Certificate for #1406 ⟨a, b, c | aa=1, abc=cb⟩

Completion settings:

[1] aa=1

Axiom: aa=1.

Defines rule #1.

Referenced by [3].

[2] abc=cb

Axiom: abc=cb.

Referenced by [3].

[3] bc=acb

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

a a abc

Critical pair: acb=bc.

Flip LHS and RHS.

Defines rule #2.