Star Trek: Deep Space Nine | Deep Purple | Deep Throat | Deep South | Deep Forest | Deep Springs College | Deep Throat (film) | Deep One | Run Silent, Run Deep | Deep Throat (The X-Files) | Deep foundation | Waist Deep | thought experiment | Goldstone Deep Space Communications Complex | deep sea | Deep Elm Records | Thought Police | The Deep | Skin Deep | Roll Deep | Lords of the Deep | Freedom of thought | Deep vein thrombosis | Deep Green | Deep frying | The Deep (2012 film) | Swim Deep | Static Thought | Skin Deep (1989 film) | River Deep - Mountain High |
Arthur attempts to determine the Question to the Ultimate Answer of Life, the Universe and Everything by reaching into a Scrabble bag made from Ford's towel and pulling out letters randomly, hoping Deep Thought's computational matrix in Earth would have rubbed off on his subconscious.
He is best known for his work with Feng-hsiung Hsu from 1985-1990 on the Chess playing computers ChipTest and Deep Thought at Carnegie Mellon University which led to his 1990 PhD Dissertation: "A Statistical Study of Selective Min-Max Search in Computer Chess".