Certificate for #5479 ⟨a, b, c | ab=a, cccb=a⟩

Completion settings:

[1] ab=a

Axiom: ab=a.

Referenced by [3].

[2] a=cccb

Axiom: cccb=a.

Flip LHS and RHS.

Defines rule #2.

Referenced by [3], [4].

[3] ab=cccb

Simplify [1] ab=a.

Reduce RHS:

[2](a)
⇒ cccb

Referenced by [4].

[4] cccbb=cccb

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

ab a

Critical pair: cccbb=cccb.

Defines rule #1.