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  2. Grace Hopper - Wikipedia

    en.wikipedia.org/wiki/Grace_Hopper

    Grace Brewster Hopper (née Murray; December 9, 1906 – January 1, 1992) was an American computer scientist, mathematician, and United States Navy rear admiral. [1] She was a pioneer of computer programming. Hopper was the first to devise the theory of machine-independent programming languages, and used this theory to develop the FLOW-MATIC ...

  3. Katherine Johnson - Wikipedia

    en.wikipedia.org/wiki/Katherine_Johnson

    Creola Katherine Johnson (née Coleman; August 26, 1918 – February 24, 2020) was an American mathematician whose calculations of orbital mechanics as a NASA employee were critical to the success of the first and subsequent U.S. crewed spaceflights. [1][2] During her 33-year career at NASA and its predecessor, she earned a reputation for ...

  4. Category:HP Pioneer series calculators - Wikipedia

    en.wikipedia.org/wiki/Category:HP_Pioneer_series...

    The HP Pioneer series of calculators was introduced in 1987 based on the HP Saturn CPU; different variants of the hardware were aimed at different target markets including scientific, business and statistical applications. The last Pioneer calculators based on the Saturn CPU ceased production in 2003, although versions of the HP-10B and HP-17B ...

  5. Pioneer Corporation - Wikipedia

    en.wikipedia.org/wiki/Pioneer_Corporation

    Pioneer global network. Pioneer Corporation (パイオニア株式会社, Paionia Kabushiki-gaisha), commonly referred to as Pioneer, is a Japanese multinational corporation based in Tokyo, that specializes in digital entertainment products. The company was founded by Nozomu Matsumoto on January 1, 1938 in Tokyo as a radio and speaker repair shop.

  6. Ed Roberts (computer engineer) - Wikipedia

    en.wikipedia.org/wiki/Ed_Roberts_(computer_engineer)

    Rosa Cooper. . (m. 2000) . Children. 6. Henry Edward Roberts (September 13, 1941 – April 1, 2010) was an American engineer, entrepreneur and medical doctor who invented the first commercially successful personal computer in 1974. [1] He is most often known as " the father of the personal computer." [2]

  7. Amrock - Wikipedia

    en.wikipedia.org/wiki/Amrock

    The company was founded in 1997 through the acquisition of Campbell Title Insurance Company of Michigan, a small agency in southeast Michigan. After rebranding to Title Source, the company embarked on a rapid expansion plan into all 50 states, offering title and settlement services and products that integrated and streamlined the entire ...

  8. Charles Babbage - Wikipedia

    en.wikipedia.org/wiki/Charles_Babbage

    This is an accepted version of this page This is the latest accepted revision, reviewed on 17 September 2024. English mathematician, philosopher, and engineer (1791–1871) "Babbage" redirects here. For other uses, see Babbage (disambiguation). Charles Babbage KH FRS Babbage in 1860 Born (1791-12-26) 26 December 1791 London, England Died 18 October 1871 (1871-10-18) (aged 79) Marylebone ...

  9. Pascal's calculator - Wikipedia

    en.wikipedia.org/wiki/Pascal's_calculator

    Pascal's calculator (also known as the arithmetic machine or Pascaline) is a mechanical calculator invented by Blaise Pascal in 1642. Pascal was led to develop a calculator by the laborious arithmetical calculations required by his father's work as the supervisor of taxes in Rouen. [2] He designed the machine to add and subtract two numbers ...