Certificate for #2204 ⟨a, b | ab=aa, bbba=a

Completion settings:

[1] ab=aa

Axiom: ab=aa.

Defines rule #1.

Referenced by [3].

[2] bbba=a

Axiom: bbba=a.

Defines rule #2.

Referenced by [3].

[3] aaaaa=aa

Overlap of [1] ab=aa with [2] bbba=a:

a b bbba

Critical pair: aa=aabba.

Reduce RHS:

[1]a(ab)ba
[1]aa(ab)a
aaaaa

Flip LHS and RHS.

Defines rule #3.