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On This Day

  • 4-23-1628

    Johann Hudde born in Amsterdam. He worked on theory of equations and also on locating maxima and minima.

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    Johann Hudde
  • 4-23-1827

    Sir William Rowan Hamilton presented a paper on optics, 'Theory of systems of rays,' to the Royal Irish Academy while still an undergraduate.

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    William Rowan Hamilton
  • 4-23-1948

    A.C. Nielsen Company signed contract for UNIVAC 1 (UNIVersal Automatic Computer 1).

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    UNIVAC I

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