Certificate for #1005 ⟨a, b, c | ab=a, ccc=a⟩

Completion settings:

[1] ab=a

Axiom: ab=a.

Referenced by [3].

[2] a=ccc

Axiom: ccc=a.

Flip LHS and RHS.

Defines rule #2.

Referenced by [3], [4].

[3] ab=ccc

Simplify [1] ab=a.

Reduce RHS:

[2](a)
⇒ ccc

Referenced by [4].

[4] cccb=ccc

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

ab a

Critical pair: cccb=ccc.

Defines rule #1.