Bram Jan Loopstra

Bram Jan Loopstra (1925 – 1979)^[1][2] was a Dutch computing pioneer who worked at the Mathematisch Centrum, Amsterdam^[3] and then at Electrologica with Adriaan van Wijngaarden, Carel S. Scholten and Gerrit Blaauw.^[4] From 1956 until at least 1963 he was technical director of Electrologica.^[5] At his death after a long illness on March 22, 1979, he was adjunct director of the Philips International Institute.^[2]

At the Mathematisch Centrum he contributed to the ARRA I and II and ARMAC.

Selected publications

• Loopstra, B. J. "Logische synthese van rekencircuits." Stichting Mathematisch Centrum. Zuivere Wiskunde ZW 10/52 (Actualiteiten) (1952): 1-7.
• Loopstra, B. J. "The X—1 Computer." The Computer Journal 2.1 (1959): 39-43.
• Loopstra, B. J. "Input and output in the X-1 system." COMMUNICATIONS OF THE ACM. Vol. 2. No. 7. 1959.