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  2. University of North Sumatra - Wikipedia

    en.wikipedia.org/wiki/University_of_North_Sumatra

    Colors. Green. Nickname. USU. Website. usu .ac .id. The University of North Sumatra ( Indonesian: Universitas Sumatera Utara or USU) is a public university located in the city of Medan in North Sumatra, Indonesia . It is situated in Padang Bulan, in the Medan Baru subdistrict of Medan, close to the City Centre, with a total area of 122 hectares.

  3. Stepped reckoner - Wikipedia

    en.wikipedia.org/wiki/Stepped_reckoner

    The stepped reckoner or Leibniz calculator was a mechanical calculator invented by the German mathematician Gottfried Wilhelm Leibniz (started in 1673, when he presented a wooden model to the Royal Society of London [2] and completed in 1694). [1] The name comes from the translation of the German term for its operating mechanism, Staffelwalze ...

  4. Calculator input methods - Wikipedia

    en.wikipedia.org/wiki/Calculator_input_methods

    Calculator input methods. There are various ways in which calculators interpret keystrokes. These can be categorized into two main types: On a single-step or immediate-execution calculator, the user presses a key for each operation, calculating all the intermediate results, before the final value is shown. [1] [2] [3]

  5. Calculator - Wikipedia

    en.wikipedia.org/wiki/Calculator

    A modern scientific calculator with an LCD. An electronic calculator is typically a portable electronic device used to perform calculations, ranging from basic arithmetic to complex mathematics . The first solid-state electronic calculator was created in the early 1960s. Pocket-sized devices became available in the 1970s, especially after the ...

  6. Unlike the cake, Portal on a TI calculator is not a lie (video)

    www.engadget.com/2012-12-05-portal-ti-calculator...

    Dubbed Portal Prelude, the monochrome game is built only for the TI-83 Plus and TI-84 Plus series of graphing calculators and was based on the Flash clone of the popular video game due to the two ...

  7. Leibniz wheel - Wikipedia

    en.wikipedia.org/wiki/Leibniz_wheel

    In the position shown, the counting wheel meshes with three of the nine teeth of the Leibniz wheel. A Leibniz wheel or stepped drum is a cylinder with a set of teeth of incremental lengths which, when coupled to a counting wheel, can be used in the calculating engine of a class of mechanical calculators. Invented by Leibniz in 1673, it was used ...

  8. USU (operating system) - Wikipedia

    en.wikipedia.org/wiki/USU_(operating_system)

    USU Desktop was originally created to be used as a learning tool. This edition of USU includes a wide range of educational apps, such as "Celestia" (an educational space simulator), "MuseScore" (A music score typesetter), "Blender" (A popular 3D rendering software), "Kalgebra" (A basic mathematical calculator), and much more.

  9. Uniformed Services University of the Health Sciences - Wikipedia

    en.wikipedia.org/wiki/Uniformed_Services...

    Uniformed Services University of the Health Sciences (USU) is a health science university and professional school of the U.S. federal government.The primary mission of the school is to prepare graduates for service to the U.S. at home and abroad as uniformed health professionals, scientists and leaders; by conducting cutting-edge, military-relevant research; by leading the Military Health ...