Proper noun
Hopcroft
A surname.
Alternative definition Chomsky reduced form Another way : 92 Hopcroft et al. Source: Internet
For example: "A Turing machine can simulate any type of subroutine found in programming languages, including recursive procedures and any of the known parameter-passing mechanisms" (Hopcroft and Ullman p. 157). Source: Internet
Hopcroft and Ullman call this composite the "instantaneous description" and follow the Turing convention of putting the "current state" (instruction-label, m-configuration) to the left of the scanned symbol (p. 149). Source: Internet
Hopcroft & Ullman (1979), p.134-135, Theorem 6.4 Decidable problems There are algorithms to decide whether a context-free language is empty, and whether it is finite. Source: Internet
Awards Tarjan received the Turing Award jointly with John Hopcroft in 1986. Source: Internet
Models equivalent to the Turing machine model seeAlso Many machines that might be thought to have more computational capability than a simple universal Turing machine can be shown to have no more power (Hopcroft and Ullman p. 159, cf Minsky (1967)). Source: Internet