AI programming techniques in BASIC: ELIZA, computer poetry, maze solving and robotics, expert systems and knowledge representation, machine-based reasoning and proofs. In addition there is an extensive chronology and overview of 1960s/70s/80s state-of-the-art AI research (e.g. [http://en.wikipedia.org/wiki/SHRDLU SHRDLU]) and a discussion of future developments in AI.
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File:Hartwig sir.png|SIR, a reasoning engine
File:Hartwig scrudu.png|SCRUDU, the computer poet
File:Hartwig mouse.png|The inevitable rat (well, mouse in this case) in a labyrinth
File:Hartwig eliza vorgesetzter.png|''[http://en.wikipedia.org/wiki/ELIZA ELIZA]Vorgesetzter'', but an ELIZA implementation with a pointy-haired boss personality
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