John Atanasoff – inventor of digital electronic computation
On the occasion of a publication on the Club “Z” website https://clubz.bg/129099, which claims that John Vincent Atanasoff's contribution to the basic principles of electronic digital computation is the fruit of unjustified Bulgarian ambitions, academicians from the Bulgarian Academy of Sciences are recalling his achievements. The principles underlying modern computers are the essence of John Atanasoff's significant discovery. More precisely: Using the binary number system. Numbers are represented only by 0 and 1; Using electronic circuits to represent numerical information (0 or 1); Introduction of regenerative (recoverable) memory; Performing immediate logical operations. In 1939, John Atanasoff demonstrated a working prototype of his digital electronic computer. During the period 1939-1942, [...]