Lesson plan

Z5 (computer)

The Z5 was an electromechanical relay computer designed by Konrad Zuse and manufactured by Zuse KG following a commission from Ernst Leitz GmbH in Wetzlar in 1950. Delivered in July 1953, it was the first commercial built-to-order mainframe in Germany. The machine was purchased to support the design and optimisation of optical lens systems, a computationally intensive task that had previously required large teams of human computers.

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Article summary

The Z5 was an electromechanical relay computer designed by Konrad Zuse and manufactured by Zuse KG following a commission from Ernst Leitz GmbH in Wetzlar in 1950. Delivered in July 1953, it was the first commercial built-to-order mainframe in Germany. The machine was purchased to support the design and optimisation of optical lens systems, a computationally intensive task that had previously required large teams of human computers.

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Discussion questions

  1. Summarise the article in your own words. Which single claim would you verify first, and why?
  2. Which claim in this article is most likely to be revised as the sources update? How would you check its current status?
  3. If two sources disagreed about one of these facts, what would you need in order to trust one over the other?

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Key claims and bibliography are generated from the same tracked claims and sources as the article page.