Certificate for #5903 ⟨a, b | abab=1, aabaa=b

Completion settings:

[1] abab=1

Axiom: abab=1.

Referenced by [4], [7], [12], [15].

[2] aabaa=b

Axiom: aabaa=b.

Referenced by [4], [5], [6], [8], [10].

[3] baaab=c

Axiom: baaab=c.

Referenced by [6], [7], [8], [9].

[4] babaa=a

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

aaba a aabaa

Critical pair: aabab=babaa.

Reduce LHS:

[1]a(abab)
a

Flip LHS and RHS.

Referenced by [5], [9], [13].

[5] babb=abaa

Overlap of [4] babaa=a with [2] aabaa=b:

bab aa aabaa

Critical pair: babb=abaa.

Referenced by [16].

[6] bab=aac

Overlap of [2] aabaa=b with [3] baaab=c:

aa baa baaab

Critical pair: aac=bab.

Flip LHS and RHS.

Defines rule #5.

Referenced by [8], [12], [13], [15], [16].

[7] cab=baa

Overlap of [3] baaab=c with [1] abab=1:

baa ab abab

Critical pair: baa=cab.

Flip LHS and RHS.

Referenced by [12].

[8] caa=aac

Overlap of [3] baaab=c with [2] aabaa=b:

ba aab aabaa

Critical pair: bab=caa.

Reduce LHS:

[6](bab)
aac

Flip LHS and RHS.

Referenced by [10], [11], [12], [14].

[9] aab=bac

Overlap of [4] babaa=a with [3] baaab=c:

ba baa baaab

Critical pair: bac=aab.

Flip LHS and RHS.

Defines rule #4.

Referenced by [11], [12].

[10] aacbaa=cb

Overlap of [8] caa=aac with [2] aabaa=b:

c aa aabaa

Critical pair: cb=aacbaa.

Flip LHS and RHS.

Referenced by [17].

[11] aacb=cbac

Overlap of [8] caa=aac with [9] aab=bac:

c aa aab

Critical pair: cbac=aacb.

Flip LHS and RHS.

Referenced by [16], [17].

[12] aaaac=a

Overlap of [9] aab=bac with [1] abab=1:

a ab abab

Critical pair: a=bacab.

Reduce RHS:

[7]ba(cab)
[6](bab)aa
[8]aa(caa)
aaaac

Flip LHS and RHS.

Referenced by [13], [14].

[13] aaca=aaac

Overlap of [4] babaa=a with [12] aaaac=a:

bab aa aaaac

Critical pair: baba=aaac.

Reduce LHS:

[6](bab)a
aaca

Referenced by [14].

[14] ca=ac

Overlap of [8] caa=aac with [12] aaaac=a:

c aa aaaac

Critical pair: ca=aacaac.

Reduce RHS:

[13](aaca)ac
[13]a(aaca)c
[12](aaaac)c
ac

Defines rule #1.

[15] aaac=1

Overlap of [1] abab=1 with [6] bab=aac:

a bab bab

Critical pair: aaac=1.

Defines rule #2.

[16] cbac=abaa

Overlap of [5] babb=abaa with [6] bab=aac:

babb bab

Critical pair: aacb=abaa.

Reduce LHS:

[11](aacb)
cbac

Referenced by [17].

[17] cb=abaaaa

Overlap of [10] aacbaa=cb with [11] aacb=cbac:

aacbaa aacb

Critical pair: cbacaa=cb.

Reduce LHS:

[16](cbac)aa
abaaaa

Flip LHS and RHS.

Defines rule #3.