Certificate for #1983 ⟨a, b | aaa=a, aaab=b

Completion settings:

[1] aaa=a

Axiom: aaa=a.

Defines rule #2.

Referenced by [2].

[2] ab=b

Axiom: aaab=b.

Reduce LHS:

[1](aaa)b
ab

Defines rule #1.