Certificate for #4643 ⟨a, b | aaaa=b, abbb=b⟩

Back:⟨a, b | aaaa=b, abbb=b⟩

Completion settings:

[1] b=aaaa

Axiom: aaaa=b.

Flip LHS and RHS.

Defines rule #2.

Referenced by [2].

[2] aaaaaaaaaaaaa=aaaa

Axiom: abbb=b.

Reduce LHS:

[1]a(b)bb
[1]⇒ aaaaa(b)b
[1]⇒ aaaaaaaaa(b)
⇒ aaaaaaaaaaaaa

Reduce RHS:

[1](b)
⇒ aaaa

Defines rule #1.