Bram Jan Loopstra (1925 – 1979) was a Dutch computing pioneer who worked at the Mathematisch Centrum, Amsterdam and then at Electrologica with Adriaan van Wijngaarden, Carel S. Scholten and Gerrit Blaauw.
Carel S. Scholten (Amsterdam, 1925 – 2009) was a physicist and a pioneer of computing.
The Centrum Wiskunde & Informatica (abbr. CWI; English: "National Research Institute for Mathematics and Computer Science") is a research center in the field of mathematics and theoretical computer science.
A computer is a device that can be instructed to carry out sequences of arithmetic or logical operations automatically via computer programming.
The Electrologica X1 was a digital computer designed and manufactured in the Netherlands from 1958 to 1965.
The Electrologica X8 (or EL X8) was a digital computer designed as a successor to the Electrologica X1 and manufactured in the Netherlands by Electrologica NV between 1964 and 1968.
The Netherlands (Nederland), often referred to as Holland, is a country located mostly in Western Europe with a population of seventeen million.
A relay is an electrically operated switch.
The ZEBRA (Zeer Eenvoudige Binaire Reken Automaat translated Very Simple Binary Automatic Calculator) was one of the first computers to be designed in the Netherlands, (the first one was the "ARRA") and one of the first Dutch computers to be commercially available.