Certificate for #7595 ⟨a, b, c | ab=1, cacc=ca⟩

Completion settings:

[1] ab=1

Axiom: ab=1.

Defines rule #3.

Referenced by [6].

[2] cacc=ca

Axiom: cacc=ca.

Referenced by [4].

[3] ca=d

Axiom: ca=d.

Referenced by [4], [5], [6], [7].

[4] cacc=d

Simplify [2] cacc=ca.

Reduce RHS:

[3](ca)
⇒ d

Referenced by [5].

[5] dcc=d

Overlap of [4] cacc=d with [3] ca=d:

cacc ca

Critical pair: dcc=d.

Referenced by [8].

[6] c=db

Overlap of [3] ca=d with [1] ab=1:

c a ab

Critical pair: c=db.

Defines rule #2.

Referenced by [7], [8].

[7] dba=d

Overlap of [3] ca=d with [6] c=db:

ca c

Critical pair: dba=d.

Defines rule #5.

Referenced by [9].

[8] ddbdb=d

Simplify [5] dcc=d.

Reduce LHS:

[6]d(c)c
[6]⇒ ddb(c)
⇒ ddbdb

Defines rule #1.

Referenced by [9].

[9] da=ddbd

Overlap of [8] ddbdb=d with [7] dba=d:

ddb db dba

Critical pair: ddbd=da.

Flip LHS and RHS.

Defines rule #4.