Technologies in 2001: A Space Odyssey well, such as a nervous breakdown—as Hal did in the film. Clarke noted that, contrary to popular rumor, it was a complete coincidence that each of the letters of Hal's name immediately preceded those of IBM in the alphabet. The meaning of HAL has been given both as "Heuristically programmed ALgorithmic computer" and as "Heuristic ALgorithmic computer". The former appears in Clarke's novel of "2001" and the latter in his sequel novel "2010". In computer science, a heuristic is a programmable procedure not necessarily based on fixed rules, producing informed guesses often using trial-and-error. The results can be false such
2001: A Space Odyssey 2001: A Space Odyssey 2001: A Space Odyssey is the 1968 science fiction written by Arthur C. Clarke and the directed by Stanley Kubrick. It is a part of Clarke's "Space Odyssey" series. Both the novel and the film are partially based on Clarke's 1948 short story "The Sentinel", an entry in a BBC short story competition, and "Encounter in the Dawn", published in 1953 in the magazine "Amazing Stories". After deciding on Clarke's 1948 short story "The Sentinel" as the starting point, and with the themes of man's relationship with the universe in mind, Clarke sold Kubrick five more