Certificate for #3769 ⟨a, b | ababababab=a

Completion settings:

[1] ababababab=a

Axiom: ababababab=a.

Defines rule #2.

Referenced by [2].

[2] aab=aba

Overlap of [1] ababababab=a with [1] ababababab=a:

ab abababab ababababab

Critical pair: aba=aab.

Flip LHS and RHS.

Defines rule #1.