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A deterministic pushdown store automaton ~s superdetermm~suc if it is finite delay, and whenever two accessible configurations c~ and c~ in the same state and m reading mode are taken by the same input into two configurations c, and c', m reading mode, then c, and c'_, are also m the same state and the change m stack height between c, and c_, is the same as(More)
Origins of the theory of formal languages and automata are surveyed starting from 1936 with the work of Turing and Post. Special attention is given to the machine translation projects of the 1950s and early 1960s and associated work in mathematical linguistics. The development of the Chomsky hierarchy of grammars, machines, and languages from 1956 to 1964(More)