The EDVAC


The Electronic Discrete Variable Automatic Computer (EDVAC). In contrast to the decimal number representation of the ENIAC, which required ten flip-flops per digit, the EDVAC used binary number representation, which meant that ten flip-flops could store ten binary digits. As 210 = 1024,which is more than 103, this meant that ten flip-flops of the EDVAC could store three decimal digits.

The mathematician John von Neumann, consultant to the EDVAC project, and the nuclear physicist Robert Oppenheimer in front of the EDVAC.

Reference

WindoWeb (2004) La grande storia dell'evoluzione informatica. http://www.windoweb.it/edpstory_new/ep_neumann.htm (accessed 4 September 2004)


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