Exercise relationalgebra.cnf

Description
To conjunctive normal form

Firsts

• Rule	relationalgebra.remredunexprs
  Location	[0,0]
  Term	"Nothing"
  Focus	"Nothing"
  Environment

  

  (V- /\ ((s ; V-) ; (s /\ q) \/ s))-

  ready: no

• Rule	relationalgebra.remredunexprs
  Location	[0,1,0,0]
  Term	"Nothing"
  Focus	"Nothing"
  Environment

  

  ((V- ; s) /\ (V- ; (s /\ q) \/ s))-

  ready: no