Certificate for #17647 ⟨a, b | aaaa=1, abaab=ab

Completion settings:

[1] aaaa=1

Axiom: aaaa=1.

Defines rule #1.

Referenced by [3].

[2] abaab=ab

Axiom: abaab=ab.

Referenced by [3].

[3] baab=b

Overlap of [1] aaaa=1 with [2] abaab=ab:

aaa a abaab

Critical pair: aaaab=baab.

Reduce LHS:

[1](aaaa)b
b

Flip LHS and RHS.

Defines rule #2.