Certificate for #12633 ⟨a, b | babb=aa, bbbb=b⟩

Completion settings:

[1] aa=babb

Axiom: babb=aa.

Flip LHS and RHS.

Defines rule #2.

Referenced by [3], [7], [9], [12], [13], [14].

[2] bbbb=b

Axiom: bbbb=b.

Defines rule #1.

Referenced by [4], [5], [6], [7], [8], [9], [12], [13], [14].

[3] babba=ababb

Overlap of [1] aa=babb with [1] aa=babb:

a a aa

Critical pair: ababb=babba.

Flip LHS and RHS.

Defines rule #3.

Referenced by [4], [5], [7], [12], [13].

[4] bbbababb=ababb

Overlap of [2] bbbb=b with [3] babba=ababb:

bbb b babba

Critical pair: bbbababb=babba.

Reduce RHS:

[3](babba)
⇒ ababb

Referenced by [6], [7].

[5] babababb=ababa

Overlap of [3] babba=ababb with [3] babba=ababb:

bab ba babba

Critical pair: babababb=ababbbba.

Reduce RHS:

[2]aba(bbbb)a
⇒ ababa

Referenced by [8], [9], [10], [11].

[6] bbbabab=abab

Overlap of [4] bbbababb=ababb with [2] bbbb=b:

bbbaba bb bbbb

Critical pair: bbbabab=ababbbb.

Reduce RHS:

[2]aba(bbbb)
⇒ abab

Defines rule #4.

Referenced by [7], [9].

[7] abbabbbab=bbbabbbabbb

Overlap of [4] bbbababb=ababb with [6] bbbabab=abab:

bbbaba bb bbbabab

Critical pair: bbbabaabab=ababbbabab.

Reduce LHS:

[1]bbbab(aa)bab
[3]⇒ bb(babba)bbbab
[2]⇒ bbaba(bbbb)bab
[3]⇒ bba(babba)b
[1]⇒ bb(aa)babbb
⇒ bbbabbbabbb

Reduce RHS:

[6]aba(bbbabab)
[1]⇒ ab(aa)bab
⇒ abbabbbab

Flip LHS and RHS.

Defines rule #6.

Referenced by [14].

[8] bababab=abababb

Overlap of [5] babababb=ababa with [2] bbbb=b:

bababa bb bbbb

Critical pair: bababab=abababb.

Referenced by [9], [10].

[9] babbbaba=bbabbbabbb

Overlap of [6] bbbabab=abab with [5] babababb=ababa:

bbba bab babababb

Critical pair: bbbaababa=ababababb.

Reduce LHS:

[1]bbb(aa)baba
[2]⇒ (bbbb)abbbaba
⇒ babbbaba

Reduce RHS:

[8]a(bababab)b
[1]⇒ (aa)bababbb
[6]⇒ ba(bbbabab)bb
[1]⇒ b(aa)babbb
⇒ bbabbbabbb

Defines rule #9.

Referenced by [12], [13].

[10] abababbb=ababa

Overlap of [5] babababb=ababa with [8] bababab=abababb:

babababb bababab

Critical pair: abababbb=ababa.

Defines rule #5.

Referenced by [11].

[11] bababa=ababab

Overlap of [5] babababb=ababa with [10] abababbb=ababa:

b abababb abababbb

Critical pair: bababa=ababab.

Defines rule #7.

[12] babbbabbbabbb=babbbabbba

Overlap of [3] babba=ababb with [9] babbbaba=bbabbbabbb:

bab ba babbbaba

Critical pair: babbbabbbabbb=ababbbbbaba.

Reduce RHS:

[2]aba(bbbb)baba
[3]⇒ a(babba)ba
[1]⇒ (aa)babbba
⇒ babbbabbba

Defines rule #10.

[13] bbabbbabbba=ababbbab

Overlap of [9] babbbaba=bbabbbabbb with [1] aa=babb:

babbbab a aa

Critical pair: babbbabbabb=bbabbbabbba.

Reduce LHS:

[3]babb(babba)bb
[3]⇒ (babba)babbbb
[2]⇒ ababbba(bbbb)
⇒ ababbbab

Flip LHS and RHS.

Defines rule #11.

[14] bababbbab=abbbabbbabbb

Overlap of [1] aa=babb with [7] abbabbbab=bbbabbbabbb:

a a abbabbbab

Critical pair: abbbabbbabbb=babbbbabbbab.

Reduce RHS:

[2]ba(bbbb)abbbab
⇒ bababbbab

Flip LHS and RHS.

Defines rule #8.