Certificate for #4994 ⟨a, b | aaaabba=bbbb⟩

Completion settings:

[1] bbbb=aaaabba

Axiom: aaaabba=bbbb.

Flip LHS and RHS.

Defines rule #2.

Referenced by [2].

[2] aaaabbab=baaaabba

Overlap of [1] bbbb=aaaabba with [1] bbbb=aaaabba:

b bbb bbbb

Critical pair: baaaabba=aaaabbab.

Flip LHS and RHS.

Defines rule #1.