Certificate for #20194 ⟨a, b | aba=a, aaba=baa

Completion settings:

[1] aba=a

Axiom: aba=a.

Defines rule #2.

Referenced by [2], [3].

[2] baa=aa

Axiom: aaba=baa.

Reduce LHS:

[1]a(aba)
aa

Flip LHS and RHS.

Defines rule #3.

Referenced by [3].

[3] aaa=aa

Overlap of [1] aba=a with [2] baa=aa:

a ba baa

Critical pair: aaa=aa.

Defines rule #1.