Certificate for #16551 ⟨a, b | aba=bb, bbb=aaa

Completion settings:

[1] bb=aba

Axiom: aba=bb.

Flip LHS and RHS.

Defines rule #5.

Referenced by [2], [3], [4], [5], [6].

[2] abab=aaa

Axiom: bbb=aaa.

Reduce LHS:

[1](bb)b
abab

Defines rule #8.

Referenced by [3], [5], [9].

[3] baba=aaa

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

b b bb

Critical pair: baba=abab.

Reduce RHS:

[2](abab)
aaa

Defines rule #6.

Referenced by [4].

[4] abaaba=baaa

Overlap of [1] bb=aba with [3] baba=aaa:

b b baba

Critical pair: baaa=abaaba.

Flip LHS and RHS.

Defines rule #9.

Referenced by [5], [6], [7], [8].

[5] aaab=baaa

Overlap of [2] abab=aaa with [1] bb=aba:

aba b bb

Critical pair: abaaba=aaab.

Reduce LHS:

[4](abaaba)
baaa

Flip LHS and RHS.

Defines rule #4.

Referenced by [6], [7], [9].

[6] baabaaa=aabaaaaaaaa

Overlap of [4] abaaba=baaa with [5] aaab=baaa:

abaab a aaab

Critical pair: abaabbaaa=baaaaab.

Reduce LHS:

[1]abaa(bb)aaa
[5]ab(aaab)aaaa
[1]a(bb)aaaaaaa
aabaaaaaaaa

Reduce RHS:

[5]baa(aaab)
baabaaa

Flip LHS and RHS.

Defines rule #7.

Referenced by [7].

[7] aabaaaaaaaaa=aabaaa

Overlap of [5] aaab=baaa with [4] abaaba=baaa:

aa ab abaaba

Critical pair: aabaaa=baaaaaba.

Reduce RHS:

[5]baa(aaab)a
[6](baabaaa)a
aabaaaaaaaaa

Flip LHS and RHS.

Defines rule #3.

Referenced by [8], [9].

[8] baaaaaaaaaaa=baaaaa

Overlap of [4] abaaba=baaa with [7] aabaaaaaaaaa=aabaaa:

ab aaba aabaaaaaaaaa

Critical pair: abaabaaa=baaaaaaaaaaa.

Reduce LHS:

[4](abaaba)aa
baaaaa

Flip LHS and RHS.

Defines rule #2.

[9] aaaaaaaaaaaaa=aaaaaaa

Overlap of [7] aabaaaaaaaaa=aabaaa with [5] aaab=baaa:

aabaaaaaaa aa aaab

Critical pair: aabaaaaaaabaaa=aabaaaab.

Reduce LHS:

[5]aabaaaa(aaab)aaa
[5]aaba(aaab)aaaaaa
[2]a(abab)aaaaaaaaa
aaaaaaaaaaaaa

Reduce RHS:

[5]aaba(aaab)
[2]a(abab)aaa
aaaaaaa

Defines rule #1.