Certificate for #4300 ⟨a, b, c | aab=1, cabc=a⟩

Completion settings:

[1] aab=1

Axiom: aab=1.

Defines rule #1.

Referenced by [3].

[2] cabc=a

Axiom: cabc=a.

Defines rule #3.

Referenced by [3].

[3] caba=c

Overlap of [2] cabc=a with [2] cabc=a:

cab c cabc

Critical pair: caba=aabc.

Reduce RHS:

[1](aab)c
⇒ c

Defines rule #2.