Certificate for #25237 ⟨a, b | aa=a, babab=abb

Completion settings:

[1] aa=a

Axiom: aa=a.

Defines rule #1.

Referenced by [3], [4], [8].

[2] babab=abb

Axiom: babab=abb.

Defines rule #5.

Referenced by [3], [5], [6], [8].

[3] abbab=babb

Overlap of [2] babab=abb with [2] babab=abb:

ba bab babab

Critical pair: baabb=abbab.

Reduce LHS:

[1]b(aa)bb
babb

Flip LHS and RHS.

Referenced by [4], [5], [7], [10].

[4] ababb=babb

Overlap of [1] aa=a with [3] abbab=babb:

a a abbab

Critical pair: ababb=abbab.

Reduce RHS:

[3](abbab)
babb

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

[5] bbabb=babb

Overlap of [3] abbab=babb with [2] babab=abb:

ab bab babab

Critical pair: ababb=babbab.

Reduce LHS:

[4](ababb)
babb

Reduce RHS:

[3]b(abbab)
bbabb

Flip LHS and RHS.

Referenced by [6].

[6] babb=abbb

Overlap of [2] babab=abb with [4] ababb=babb:

b abab ababb

Critical pair: bbabb=abbb.

Reduce LHS:

[5](bbabb)
babb

Defines rule #2.

Referenced by [7], [8], [10].

[7] abbbab=abbbb

Overlap of [4] ababb=babb with [3] abbab=babb:

ab abb abbab

Critical pair: abbabb=babbab.

Reduce LHS:

[3](abbab)b
[6](babb)b
abbbb

Reduce RHS:

[6](babb)ab
abbbab

Flip LHS and RHS.

Referenced by [9].

[8] abbbb=abbb

Overlap of [2] babab=abb with [6] babb=abbb:

ba bab babb

Critical pair: baabbb=abbb.

Reduce LHS:

[1]b(aa)bbb
[6](babb)b
abbbb

Defines rule #4.

Referenced by [9].

[9] abbbab=abbb

Simplify [7] abbbab=abbbb.

Reduce RHS:

[8](abbbb)
abbb

Defines rule #6.

[10] abbab=abbb

Simplify [3] abbab=babb.

Reduce RHS:

[6](babb)
abbb

Defines rule #3.