Minority Report (film) Anderton uses a punch card machine to interpret the precogs' visions; in the movie, he uses a virtual reality interface. The main theme of "Minority Report" is the classic philosophical debate of free will versus determinism. Other themes explored by the film include involuntary commitment, the nature of political and legal systems in a high technology-advanced society, the rights of privacy in a media-dominated world, and the nature of self-perception. The film also continues to follow Spielberg's tradition of depicting broken families, which he has said is motivated by his parents' divorce when he was a child. The score was
Directed set this article) assume that a directed set is directed upward, unless otherwise stated. Beware that other authors call a set directed if and only if it is directed both upward and downward. Directed sets are a generalization of nonempty totally ordered sets. That is, all totally ordered sets are directed sets (contrast "partially" ordered sets, which need not be directed). Join semilattices (which are partially ordered sets) are directed sets as well, but not conversely. Likewise, lattices are directed sets both upward and downward. In topology, directed sets are used to define nets, which generalize sequences and unite the various