Certificate for #7557 ⟨a, b, c | ab=1, bcbc=cb⟩

Completion settings:

[1] ab=1

Axiom: ab=1.

Defines rule #5.

Referenced by [6].

[2] bcbc=cb

Axiom: bcbc=cb.

Referenced by [4].

[3] cb=d

Axiom: cb=d.

Defines rule #3.

Referenced by [4], [5], [7], [8].

[4] bcbc=d

Simplify [2] bcbc=cb.

Reduce RHS:

[3](cb)
⇒ d

Referenced by [5].

[5] bdc=d

Overlap of [4] bcbc=d with [3] cb=d:

b cbc cb

Critical pair: bdc=d.

Defines rule #2.

Referenced by [6], [7], [8].

[6] ad=dc

Overlap of [1] ab=1 with [5] bdc=d:

a b bdc

Critical pair: ad=dc.

Defines rule #6.

[7] cd=ddc

Overlap of [3] cb=d with [5] bdc=d:

c b bdc

Critical pair: cd=ddc.

Defines rule #4.

[8] bdd=db

Overlap of [5] bdc=d with [3] cb=d:

bd c cb

Critical pair: bdd=db.

Defines rule #1.