Certificate for #4637 ⟨a, b | aaaa=b, aabb=b⟩

Completion settings:

[1] b=aaaa

Axiom: aaaa=b.

Flip LHS and RHS.

Defines rule #2.

Referenced by [2].

[2] aaaaaaaaaa=aaaa

Axiom: aabb=b.

Reduce LHS:

[1]aa(b)b
[1]⇒ aaaaaa(b)
⇒ aaaaaaaaaa

Reduce RHS:

[1](b)
⇒ aaaa

Defines rule #1.