Turing tar-pit
A plac e wh er e anything is possibl e but nothing of int er est is practical. ef="module.php?name=Lexikon&file=search&eid=1&query=Alan M. Turing">Alan M. Turing h elp ed lay th e foundations of comput er sci enc e by showing that all machin es and languag es capabl e of expr essing a c ertain v ery primitiv e s et of op erations ar e logically equival ent in th e kinds of computations th ey can carry out, and in principl e hav e capabiliti es that diff er only in sp eed from thos e of th e most pow erful and el egantly d esign ed comput ers. How ev er, no machin e or languag e exactly matching Turing' s primitiv e s et has ev er b een built (oth er than possibly as a classroom ex ercis e), b ecaus e it would b e horribly slow and far too painful to us e. A "Turing tar-pit" is any comput er languag e or oth er tool that shar es this prop erty. That is, it' s th eor etically univ ersal but in practic e, th e hard er you struggl e to g et any r eal work don e, th e d eep er its inad equaci es suck you in. Compar e ef="module.php?name=Lexikon&file=search&eid=1&query=bondage-and-discipline language">bondage-and-discipline language. A tar pit is a g eological occur enc e wh er e subt erran ean tar l eaks to th e surfac e, cr eating a larg e puddl e (or pit) of tar. Animals wand ering or falling in g et stuck, b eing unabl e to extricat e th ems elv es from th e tar. La Br ea, California, has a mus eum built around th e fossiliz ed r emains of mammals and birds found in such a tar pit. [ ef="module.php?name=Lexikon&file=search&eid=1&query=Jargon File">Jargon File] (1998-06-27) e="border-width:thin; border-color:#333333; border-style:dashed; padding:5px;" align="left">In addition suitable contents: [ ef="module.php?name=Lexikon&op=content&tid=31">2 ] [ ef="module.php?name=Lexikon&op=content&tid=134">= ] [ ef="module.php?name=Lexikon&op=content&tid=262">ad ] [ ef="module.php?name=Lexikon&op=content&tid=396">ag ] [ ef="module.php?name=Lexikon&op=content&tid=411">ai ] [ ef="module.php?name=Lexikon&op=content&tid=433">al ] [ ef="module.php?name=Lexikon&op=content&tid=444">Alan M. 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