Certificate for #5612 ⟨a, b, c | aa=a, aab=ac⟩

Completion settings:

[1] aa=a

Axiom: aa=a.

Defines rule #1.

Referenced by [2].

[2] ac=ab

Axiom: aab=ac.

Reduce LHS:

[1](aa)b
⇒ ab

Flip LHS and RHS.

Defines rule #2.