Certificate for #2926 ⟨a, b, c | aab=b, acc=b⟩

Completion settings:

[1] aab=b

Axiom: aab=b.

Referenced by [3].

[2] b=acc

Axiom: acc=b.

Flip LHS and RHS.

Defines rule #2.

Referenced by [3], [4].

[3] aab=acc

Simplify [1] aab=b.

Reduce RHS:

[2](b)
⇒ acc

Referenced by [4].

[4] aaacc=acc

Overlap of [3] aab=acc with [2] b=acc:

aa b b

Critical pair: aaacc=acc.

Defines rule #1.