Certificate for #3191 ⟨a, b | ab=a, bba=baa

Completion settings:

[1] ab=a

Axiom: ab=a.

Defines rule #1.

Referenced by [3].

[2] bba=baa

Axiom: bba=baa.

Defines rule #3.

Referenced by [3].

[3] aaa=aa

Overlap of [1] ab=a with [2] bba=baa:

a b bba

Critical pair: abaa=aba.

Reduce LHS:

[1](ab)aa
aaa

Reduce RHS:

[1](ab)a
aa

Defines rule #2.