Certificate for #47 ⟨a, b, c | bb=aa, bc=1⟩

Completion settings:

[1] bb=aa

Axiom: bb=aa.

Referenced by [3], [4], [5].

[2] bc=1

Axiom: bc=1.

Referenced by [4], [6].

[3] aab=baa

Overlap of [1] bb=aa with [1] bb=aa:

b b bb

Critical pair: baa=aab.

Flip LHS and RHS.

Referenced by [7].

[4] b=aac

Overlap of [1] bb=aa with [2] bc=1:

b b bc

Critical pair: b=aac.

Defines rule #4.

Referenced by [5], [6], [7].

[5] aacaac=aa

Overlap of [1] bb=aa with [4] b=aac:

bb b

Critical pair: aacb=aa.

Reduce LHS:

[4]aac(b)
⇒ aacaac

Defines rule #3.

[6] aacc=1

Overlap of [2] bc=1 with [4] b=aac:

bc b

Critical pair: aacc=1.

Defines rule #1.

[7] aaaac=aacaa

Simplify [3] aab=baa.

Reduce LHS:

[4]aa(b)
⇒ aaaac

Reduce RHS:

[4](b)aa
⇒ aacaa

Defines rule #2.