Certificate for #5698 ⟨a, b, c | aa=b, aca=bb⟩

Completion settings:

[1] b=aa

Axiom: aa=b.

Flip LHS and RHS.

Defines rule #1.

Referenced by [2].

[2] aca=aaaa

Axiom: aca=bb.

Reduce RHS:

[1](b)b
[1]⇒ aa(b)
⇒ aaaa

Defines rule #2.