Z, the perfect catalog
by Matteo de Belatomacci
Z=w(r)
w=k/i
i=b(g)
r=s(g)
w, potential knowledge of text; k, real knowledge; i, distilled and recorded information, the catalog; b, external bias; g, skill-practice; r, receiver-user; s, bias of receiver; g, knowledge-skill-practice of receiver
taken from Belatomacci’s 1970 folio (Bologna and Rochester), with permission from the author’s estate.