Template:Selected anniversaries/April 8

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  • 1461: Mathematician and astronomer Georg von Peuerbach dies. Peuerbach is remembered for his streamlined presentation of Ptolemaic astronomy in the Theoricae Novae Planetarum.

    1461: Mathematician and astronomer Georg von Peuerbach dies. Peuerbach is remembered for his streamlined presentation of Ptolemaic astronomy in the Theoricae Novae Planetarum.

  • 1541: Physician and archaeologist Michele Mercati born. Mercati will be one of the first scholars to recognize prehistoric stone tools as human-made rather than natural or mythologically created thunderstones.

    1541: Physician and archaeologist Michele Mercati born. Mercati will be one of the first scholars to recognize prehistoric stone tools as human-made rather than natural or mythologically created thunderstones.

  • 1732: Inventor, astronomer, mathematician, clockmaker, and surveyor David Rittenhouse born. Rittenhouse will become the first Director of the United States Mint, hand-striking the new nation's first coins.

    1732: Inventor, astronomer, mathematician, clockmaker, and surveyor David Rittenhouse born. Rittenhouse will become the first Director of the United States Mint, hand-striking the new nation's first coins.

  • 1858: Mathematician and alleged time-traveller John Havelock publishes his monumental three-volume Gnomonic biography of David Rittenhouse. Although the biography will not sell well in Havelock's day, the book will come to be seen as foundational to modern mathematical crime-fighting.

    1858: Mathematician and alleged time-traveller John Havelock publishes his monumental three-volume Gnomonic biography of David Rittenhouse. Although the biography will not sell well in Havelock's day, the book will come to be seen as foundational to modern mathematical crime-fighting.

  • 1859: Mathematician and philosopher Edmund Husserl born. Husserl will argue that transcendental consciousness sets the limits of all possible knowledge.

    1859: Mathematician and philosopher Edmund Husserl born. Husserl will argue that transcendental consciousness sets the limits of all possible knowledge.

  • 1903: Mathematician Marshall Harvey Stone born. Stone will contribute to real analysis, functional analysis, topology, and the study of Boolean algebra structures.

    1903: Mathematician Marshall Harvey Stone born. Stone will contribute to real analysis, functional analysis, topology, and the study of Boolean algebra structures.

  • 1904: Mystic and thrill-seeker Aleister Crowley transcribes the first chapter of The Book of the Law.

    1904: Mystic and thrill-seeker Aleister Crowley transcribes the first chapter of The Book of the Law.

  • 1911: Physicist Heike Kamerlingh Onnes discovers superconductivity.

    1911: Physicist Heike Kamerlingh Onnes discovers superconductivity.

  • 1913: Physicist Ernst Ruhmer dies. Ruhmer invented applications for the light-sensitivity properties of selenium, including wireless telephony using line-of-sight optical transmissions, sound-on-film audio recording, and television transmissions over wires.

    1913: Physicist Ernst Ruhmer dies. Ruhmer invented applications for the light-sensitivity properties of selenium, including wireless telephony using line-of-sight optical transmissions, sound-on-film audio recording, and television transmissions over wires.

  • 1959: A team of computer manufacturers, users, and university people led by Grace Hopper meets to discuss the creation of a new programming language that would be called COBOL.

    1959: A team of computer manufacturers, users, and university people led by Grace Hopper meets to discuss the creation of a new programming language that would be called COBOL.

  • 2001: New Minneapolis-based dance company Rhizolith Group announces world tour.

    2001: New Minneapolis-based dance company Rhizolith Group announces world tour.

  • 2008: Mathematician Graham Higman dies. In mathematics, Higman contributed to group theory. Higman, a conscientious objector, worked at the Meteorological Office in Northern Ireland and Gibraltar during the Second World War.

    2008: Mathematician Graham Higman dies. In mathematics, Higman contributed to group theory. Higman, a conscientious objector, worked at the Meteorological Office in Northern Ireland and Gibraltar during the Second World War.

  • 2016: Signed first edition of Boxes purchased for an undisclosed amount by "an eminent mathematician residing in New Minneapolis, Canada."

    2016: Signed first edition of Boxes purchased for an undisclosed amount by "an eminent mathematician residing in New Minneapolis, Canada."

  • 2017: Mathematician Donald Sarason dies. Sarason made fundamental advances in the areas of Hardy space theory and Vanishing mean oscillation (VMO).

    2017: Mathematician Donald Sarason dies. Sarason made fundamental advances in the areas of Hardy space theory and Vanishing mean oscillation (VMO).

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