Certificate for #5717 ⟨a, b | aaaa=1, abbab=b

Completion settings:

[1] aaaa=1

Axiom: aaaa=1.

Defines rule #4.

Referenced by [3], [7].

[2] abbab=b

Axiom: abbab=b.

Referenced by [3], [4], [6].

[3] aaab=bbab

Overlap of [1] aaaa=1 with [2] abbab=b:

aaa a abbab

Critical pair: aaab=bbab.

Referenced by [5].

[4] bbab=abbb

Overlap of [2] abbab=b with [2] abbab=b:

abb ab abbab

Critical pair: abbb=bbab.

Flip LHS and RHS.

Defines rule #2.

Referenced by [5], [6].

[5] aaab=abbb

Simplify [3] aaab=bbab.

Reduce RHS:

[4](bbab)
abbb

Referenced by [6].

[6] aab=bbb

Overlap of [5] aaab=abbb with [2] abbab=b:

aa ab abbab

Critical pair: aab=abbbbab.

Reduce RHS:

[4]abb(bbab)
[2](abbab)bb
bbb

Defines rule #3.

Referenced by [7].

[7] bbbbb=b

Overlap of [1] aaaa=1 with [6] aab=bbb:

aa aa aab

Critical pair: aabbb=b.

Reduce LHS:

[6](aab)bb
bbbbb

Defines rule #1.