Certificate for #5044 ⟨a, b, c | ab=c, acbcc=1⟩

Completion settings:

[1] c=ab

Axiom: ab=c.

Flip LHS and RHS.

Defines rule #2.

Referenced by [2].

[2] aabbabab=1

Axiom: acbcc=1.

Reduce LHS:

[1]a(c)bcc
[1]⇒ aabb(c)c
[1]⇒ aabbab(c)
⇒ aabbabab

Defines rule #1.