Certificate for #5146 ⟨a, b, c | aa=a, bbbc=a⟩

Completion settings:

[1] aa=a

Axiom: aa=a.

Referenced by [3].

[2] a=bbbc

Axiom: bbbc=a.

Flip LHS and RHS.

Defines rule #2.

Referenced by [3], [4].

[3] aa=bbbc

Simplify [1] aa=a.

Reduce RHS:

[2](a)
⇒ bbbc

Referenced by [4].

[4] bbbcbbbc=bbbc

Overlap of [3] aa=bbbc with [2] a=bbbc:

aa a

Critical pair: bbbca=bbbc.

Reduce LHS:

[2]bbbc(a)
⇒ bbbcbbbc

Defines rule #1.