Certificate for #950 ⟨a, b | ab=a, bbbb=a

Completion settings:

[1] ab=a

Axiom: ab=a.

Referenced by [3].

[2] a=bbbb

Axiom: bbbb=a.

Flip LHS and RHS.

Defines rule #2.

Referenced by [3], [4].

[3] ab=bbbb

Simplify [1] ab=a.

Reduce RHS:

[2](a)
bbbb

Referenced by [4].

[4] bbbbb=bbbb

Overlap of [3] ab=bbbb with [2] a=bbbb:

ab a

Critical pair: bbbbb=bbbb.

Defines rule #1.