Certificate for #8066 ⟨a, b | aaa=1, abba=bab

Completion settings:

[1] aaa=1

Axiom: aaa=1.

Defines rule #1.

Referenced by [3], [4].

[2] abba=bab

Axiom: abba=bab.

Referenced by [3], [4].

[3] aabab=bba

Overlap of [1] aaa=1 with [2] abba=bab:

aa a abba

Critical pair: aabab=bba.

Defines rule #3.

[4] abb=babaa

Overlap of [2] abba=bab with [1] aaa=1:

abb a aaa

Critical pair: abb=babaa.

Defines rule #2.