Certificate for #5128 ⟨a, b, c | aa=a, abcb=c⟩

Completion settings:

[1] aa=a

Axiom: aa=a.

Defines rule #1.

Referenced by [3].

[2] abcb=c

Axiom: abcb=c.

Defines rule #3.

Referenced by [3].

[3] ac=c

Overlap of [1] aa=a with [2] abcb=c:

a a abcb

Critical pair: ac=abcb.

Reduce RHS:

[2](abcb)
⇒ c

Defines rule #2.