Certificate for #1625 ⟨a, b, c | aab=ab, cac=1⟩

Completion settings:

[1] aab=ab

Axiom: aab=ab.

Referenced by [5].

[2] cac=1

Axiom: cac=1.

Referenced by [3], [4].

[3] ac=ca

Overlap of [2] cac=1 with [2] cac=1:

ca c cac

Critical pair: ca=ac.

Flip LHS and RHS.

Defines rule #1.

Referenced by [4].

[4] cca=1

Overlap of [2] cac=1 with [3] ac=ca:

c ac ac

Critical pair: cca=1.

Defines rule #3.

Referenced by [5], [6].

[5] ab=b

Overlap of [4] cca=1 with [1] aab=ab:

cc a aab

Critical pair: ccab=ab.

Reduce LHS:

[4](cca)b
⇒ b

Flip LHS and RHS.

Defines rule #2.

Referenced by [6].

[6] ccb=b

Overlap of [4] cca=1 with [5] ab=b:

cc a ab

Critical pair: ccb=b.

Defines rule #4.