Certificate for #24682 ⟨a, b | aa=a, abbbba=ab

Completion settings:

[1] aa=a

Axiom: aa=a.

Defines rule #1.

Referenced by [3].

[2] abbbba=ab

Axiom: abbbba=ab.

Referenced by [3], [4], [5], [6].

[3] aba=ab

Overlap of [2] abbbba=ab with [1] aa=a:

abbbb a aa

Critical pair: abbbba=aba.

Reduce LHS:

[2](abbbba)
ab

Flip LHS and RHS.

Defines rule #2.

Referenced by [4].

[4] abba=abb

Overlap of [2] abbbba=ab with [3] aba=ab:

abbbb a aba

Critical pair: abbbbab=abba.

Reduce LHS:

[2](abbbba)b
abb

Flip LHS and RHS.

Defines rule #3.

Referenced by [5], [6].

[5] abbba=abbb

Overlap of [2] abbbba=ab with [4] abba=abb:

abbbb a abba

Critical pair: abbbbabb=abbba.

Reduce LHS:

[2](abbbba)bb
abbb

Flip LHS and RHS.

Defines rule #4.

[6] abbbb=ab

Overlap of [4] abba=abb with [4] abba=abb:

abb a abba

Critical pair: abbabb=abbbba.

Reduce LHS:

[4](abba)bb
abbbb

Reduce RHS:

[2](abbbba)
ab

Defines rule #5.