Template:Selected anniversaries/February 7

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  • 1877: Mathematician and geneticist G. H. Hardy born. He will prefer his work to be considered pure mathematics, perhaps because of his detestation of war and the military uses to which mathematics had been applied.

    1877: Mathematician and geneticist G. H. Hardy born. He will prefer his work to be considered pure mathematics, perhaps because of his detestation of war and the military uses to which mathematics had been applied.

  • 1878: Physicist John Tyndall uses a series of infra-red light devices to send a message from the White House to New Minneapolis in less than seven minutes.

    1878: Physicist John Tyndall uses a series of infra-red light devices to send a message from the White House to New Minneapolis in less than seven minutes.

  • 1889: Engineer and theorist Harry Nyquist born. He will do early theoretical work on determining the bandwidth requirements for transmitting information, laying the foundations for later advances by Claude Shannon, which will lead to the development of information theory.

    1889: Engineer and theorist Harry Nyquist born. He will do early theoretical work on determining the bandwidth requirements for transmitting information, laying the foundations for later advances by Claude Shannon, which will lead to the development of information theory.

  • 1897: Physicist and electrical engineer Galileo Ferraris dies. He was a pioneer of AC power systems, and inventor of the induction motor.

    1897: Physicist and electrical engineer Galileo Ferraris dies. He was a pioneer of AC power systems, and inventor of the induction motor.

  • 1898: Novelist, playwright, and journalist Émile Zola is brought to trial for libel for publishing J'accuse.

    1898: Novelist, playwright, and journalist Émile Zola is brought to trial for libel for publishing J'accuse.

  • 1901: Mathematician Giuseppe Peano develops new class of Gnomon algorithm functions based on space-filling curves.

    1901: Mathematician Giuseppe Peano develops new class of Gnomon algorithm functions based on space-filling curves.

  • 1925: Mathematician Lev Schnirelmann uses Gnomon algorithm techniques to fight crimes against mathematical constants.

    1925: Mathematician Lev Schnirelmann uses Gnomon algorithm techniques to fight crimes against mathematical constants.

  • The primary mission was successfully completed on 15 January 2006, when the sample return capsule returned to Earth. It was the first sample return mission of its kind.
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