Certificate for #16394 ⟨a, b | aba=ab, abab=ab

Completion settings:

[1] aba=ab

Axiom: aba=ab.

Defines rule #1.

Referenced by [2].

[2] abb=ab

Axiom: abab=ab.

Reduce LHS:

[1](aba)b
abb

Defines rule #2.