Certificate for #16530 ⟨a, b | aba=aa, bab=aaa

Completion settings:

[1] aba=aa

Axiom: aba=aa.

Defines rule #3.

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

[2] bab=aaa

Axiom: bab=aaa.

Defines rule #5.

Referenced by [3], [4].

[3] aab=aaaa

Overlap of [1] aba=aa with [2] bab=aaa:

a ba bab

Critical pair: aaaa=aab.

Flip LHS and RHS.

Defines rule #4.

[4] baa=aaaa

Overlap of [2] bab=aaa with [1] aba=aa:

b ab aba

Critical pair: baa=aaaa.

Defines rule #2.

Referenced by [5].

[5] aaaaa=aaa

Overlap of [1] aba=aa with [4] baa=aaaa:

a ba baa

Critical pair: aaaaa=aaa.

Defines rule #1.