Certificate for #6251 ⟨a, b | aaa=a, aabba=b

Completion settings:

[1] aaa=a

Axiom: aaa=a.

Defines rule #4.

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

[2] aabba=b

Axiom: aabba=b.

Referenced by [3], [4], [5], [6], [7].

[3] abba=ab

Overlap of [1] aaa=a with [2] aabba=b:

a aa aabba

Critical pair: ab=abba.

Flip LHS and RHS.

Referenced by [6].

[4] aab=b

Overlap of [1] aaa=a with [2] aabba=b:

aa a aabba

Critical pair: aab=aabba.

Reduce RHS:

[2](aabba)
b

Defines rule #3.

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

[5] baa=bba

Overlap of [2] aabba=b with [1] aaa=a:

aabb a aaa

Critical pair: aabba=baa.

Reduce LHS:

[4](aab)ba
bba

Flip LHS and RHS.

Referenced by [8].

[6] bab=bbb

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

aabb a aabba

Critical pair: aabbb=babba.

Reduce LHS:

[4](aab)bb
bbb

Reduce RHS:

[3]b(abba)
bab

Flip LHS and RHS.

Referenced by [9].

[7] bba=b

Overlap of [2] aabba=b with [4] aab=b:

aabba aab

Critical pair: bba=b.

Referenced by [8], [9], [10].

[8] baa=b

Simplify [5] baa=bba.

Reduce RHS:

[7](bba)
b

Referenced by [9], [10].

[9] bbb=b

Overlap of [6] bab=bbb with [8] baa=b:

ba b baa

Critical pair: bab=bbbaa.

Reduce LHS:

[6](bab)
bbb

Reduce RHS:

[7]b(bba)a
[7](bba)
b

Defines rule #2.

[10] ba=bb

Overlap of [7] bba=b with [8] baa=b:

b ba baa

Critical pair: bb=ba.

Flip LHS and RHS.

Defines rule #1.