Certificate for #5270 ⟨a, b | aba=ab, bbba=a

Completion settings:

[1] aba=ab

Axiom: aba=ab.

Defines rule #4.

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

[2] bbba=a

Axiom: bbba=a.

Defines rule #2.

Referenced by [4], [5].

[3] abba=abb

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

ab a aba

Critical pair: abab=abba.

Reduce LHS:

[1](aba)b
abb

Flip LHS and RHS.

Defines rule #5.

Referenced by [4], [5].

[4] aa=abbb

Overlap of [1] aba=ab with [3] abba=abb:

ab a abba

Critical pair: ababb=abbba.

Reduce LHS:

[1](aba)bb
abbb

Reduce RHS:

[2]a(bbba)
aa

Flip LHS and RHS.

Defines rule #3.

[5] abbbb=ab

Overlap of [3] abba=abb with [3] abba=abb:

abb a abba

Critical pair: abbabb=abbbba.

Reduce LHS:

[3](abba)bb
abbbb

Reduce RHS:

[2]ab(bbba)
[1](aba)
ab

Defines rule #1.