Certificate for #6625 ⟨a, b, c | aa=1, aabac=c⟩

Completion settings:

[1] aa=1

Axiom: aa=1.

Defines rule #1.

Referenced by [2].

[2] bac=c

Axiom: aabac=c.

Reduce LHS:

[1](aa)bac
⇒ bac

Defines rule #2.