Certificate for #1045 ⟨a, b, c | ab=c, cac=a⟩

Completion settings:

[1] c=ab

Axiom: ab=c.

Flip LHS and RHS.

Defines rule #3.

Referenced by [2].

[2] abaab=a

Axiom: cac=a.

Reduce LHS:

[1](c)ac
[1]⇒ aba(c)
⇒ abaab

Defines rule #2.

Referenced by [3].

[3] aaab=abaa

Overlap of [2] abaab=a with [2] abaab=a:

aba ab abaab

Critical pair: abaa=aaab.

Flip LHS and RHS.

Defines rule #1.