Certificate for #3409 ⟨a, b, c | ac=ab, bcb=c⟩

Completion settings:

[1] ac=ab

Axiom: ac=ab.

Defines rule #1.

[2] bcb=c

Axiom: bcb=c.

Defines rule #2.

Referenced by [3].

[3] bcc=ccb

Overlap of [2] bcb=c with [2] bcb=c:

bc b bcb

Critical pair: bcc=ccb.

Defines rule #3.