Certificate for #5656 ⟨a, b, c | aa=a, bcb=ab⟩

Completion settings:

[1] aa=a

Axiom: aa=a.

Defines rule #1.

Referenced by [3].

[2] bcb=ab

Axiom: bcb=ab.

Defines rule #2.

Referenced by [3].

[3] bcab=ab

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

bc b bcb

Critical pair: bcab=abcb.

Reduce RHS:

[2]a(bcb)
[1]⇒ (aa)b
⇒ ab

Defines rule #3.