Certificate for #914 ⟨a, b, c | aa=b, acb=a⟩

Completion settings:

[1] b=aa

Axiom: aa=b.

Flip LHS and RHS.

Defines rule #2.

Referenced by [2].

[2] acaa=a

Axiom: acb=a.

Reduce LHS:

[1]ac(b)
⇒ acaa

Defines rule #1.