Certificate for #16549 ⟨a, b | aba=bb, bab=aaa⟩

Completion settings:

[1] bb=aba

Axiom: aba=bb.

Flip LHS and RHS.

Defines rule #6.

Referenced by [3], [4], [6], [7], [8], [10].

[2] bab=aaa

Axiom: bab=aaa.

Defines rule #7.

Referenced by [3], [4], [5], [13], [14].

[3] abaab=baaa

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

b b bab

Critical pair: baaa=abaab.

Flip LHS and RHS.

Defines rule #10.

Referenced by [8], [10], [13].

[4] baaba=aaab

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

ba b bb

Critical pair: baaba=aaab.

Defines rule #8.

Referenced by [6], [7], [8], [10].

[5] aaaab=baaaa

Overlap of [2] bab=aaa with [2] bab=aaa:

ba b bab

Critical pair: baaaa=aaaab.

Flip LHS and RHS.

Defines rule #5.

Referenced by [7], [8], [10], [13], [14].

[6] abaaaba=baaab

Overlap of [1] bb=aba with [4] baaba=aaab:

b b baaba

Critical pair: baaab=abaaaba.

Flip LHS and RHS.

Referenced by [8], [9], [11], [12].

[7] aaabaaab=baaabaaaaa

Overlap of [4] baaba=aaab with [5] aaaab=baaaa:

baab a aaaab

Critical pair: baabbaaaa=aaabaaab.

Reduce LHS:

[1]baa(bb)aaaa
⇒ baaabaaaaa

Flip LHS and RHS.

Referenced by [8], [9].

[8] aaabaaaaaaaaaa=aaabaa

Overlap of [6] abaaaba=baaab with [7] aaabaaab=baaabaaaaa:

ab aaaba aaabaaab

Critical pair: abbaaabaaaaa=baaabaab.

Reduce LHS:

[1]a(bb)aaabaaaaa
[5]⇒ aab(aaaab)aaaaa
[1]⇒ aa(bb)aaaaaaaaa
⇒ aaabaaaaaaaaaa

Reduce RHS:

[3]baa(abaab)
[4]⇒ (baaba)aa
⇒ aaabaa

Defines rule #4.

[9] aabaaab=baaabaaaaaa

Overlap of [7] aaabaaab=baaabaaaaa with [6] abaaaba=baaab:

aa abaaab abaaaba

Critical pair: aabaaab=baaabaaaaaa.

Referenced by [10], [11], [13].

[10] aabaaaaaaaaaaa=aabaaa

Overlap of [4] baaba=aaab with [9] aabaaab=baaabaaaaaa:

b aaba aabaaab

Critical pair: bbaaabaaaaaa=aaabaab.

Reduce LHS:

[1](bb)aaabaaaaaa
[5]⇒ ab(aaaab)aaaaaa
[1]⇒ a(bb)aaaaaaaaaa
⇒ aabaaaaaaaaaaa

Reduce RHS:

[3]aa(abaab)
⇒ aabaaa

Defines rule #3.

Referenced by [14].

[11] abaaab=baaabaaaaaaa

Overlap of [9] aabaaab=baaabaaaaaa with [6] abaaaba=baaab:

a abaaab abaaaba

Critical pair: abaaab=baaabaaaaaaa.

Defines rule #11.

Referenced by [12], [13].

[12] baaabaaaaaaaa=baaab

Overlap of [6] abaaaba=baaab with [11] abaaab=baaabaaaaaaa:

abaaaba abaaab

Critical pair: baaabaaaaaaaa=baaab.

Defines rule #9.

Referenced by [13].

[13] baaaaaaaaaaaaaa=baaaaaa

Overlap of [9] aabaaab=baaabaaaaaa with [11] abaaab=baaabaaaaaaa:

aabaa ab abaaab

Critical pair: aabaabaaabaaaaaaa=baaabaaaaaaaaab.

Reduce LHS:

[3]a(abaab)aaabaaaaaaa
[5]⇒ abaa(aaaab)aaaaaaa
[3]⇒ (abaab)aaaaaaaaaaa
⇒ baaaaaaaaaaaaaa

Reduce RHS:

[12](baaabaaaaaaaa)ab
[2]⇒ baaa(bab)
⇒ baaaaaa

Defines rule #2.

[14] aaaaaaaaaaaaaaaaa=aaaaaaaaa

Overlap of [10] aabaaaaaaaaaaa=aabaaa with [5] aaaab=baaaa:

aabaaaaaaaaa aa aaaab

Critical pair: aabaaaaaaaaabaaaa=aabaaaaab.

Reduce LHS:

[5]aabaaaaa(aaaab)aaaa
[5]⇒ aaba(aaaab)aaaaaaaa
[2]⇒ aa(bab)aaaaaaaaaaaa
⇒ aaaaaaaaaaaaaaaaa

Reduce RHS:

[5]aaba(aaaab)
[2]⇒ aa(bab)aaaa
⇒ aaaaaaaaa

Defines rule #1.