Certificate for #1803 ⟨a, b, c | aba=aa, caa=1⟩

Completion settings:

[1] aba=aa

Axiom: aba=aa.

Referenced by [3].

[2] caa=1

Axiom: caa=1.

Defines rule #2.

Referenced by [3].

[3] ba=a

Overlap of [2] caa=1 with [1] aba=aa:

ca a aba

Critical pair: caaa=ba.

Reduce LHS:

[2](caa)a
⇒ a

Flip LHS and RHS.

Defines rule #1.