Certificate for #3960 ⟨a, b | aaabaaaba=ab

Completion settings:

[1] aaabaaaba=ab

Axiom: aaabaaaba=ab.

Referenced by [3].

[2] ab=c

Axiom: ab=c.

Defines rule #4.

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

[3] aaabaaaba=c

Simplify [1] aaabaaaba=ab.

Reduce RHS:

[2](ab)
c

Referenced by [4].

[4] aacaaca=c

Overlap of [3] aaabaaaba=c with [2] ab=c:

aa abaaaba ab

Critical pair: aacaaaba=c.

Reduce LHS:

[2]aacaa(ab)a
aacaaca

Defines rule #2.

Referenced by [5], [6].

[5] cb=aacaacc

Overlap of [4] aacaaca=c with [2] ab=c:

aacaac a ab

Critical pair: aacaacc=cb.

Flip LHS and RHS.

Referenced by [7].

[6] aacc=caca

Overlap of [4] aacaaca=c with [4] aacaaca=c:

aac aaca aacaaca

Critical pair: aacc=caca.

Defines rule #1.

Referenced by [7].

[7] cb=cacaaca

Simplify [5] cb=aacaacc.

Reduce RHS:

[6]aac(aacc)
[6](aacc)aca
cacaaca

Defines rule #3.