The German TR 440 Computer: Software and Its Development
Abstract

The TR 440, a large-scale computer developed and manufactured by the German company AEG-Telefunken, was one of the first commercial time-sharing systems. This article focuses on the TR 440's software and software development between 1965 to 1974, describing the technical highlights and showing how the software development was managed, who was responsible for various parts, and how and why certain decisions were made.


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