Template:Selected anniversaries/March 18: Difference between revisions

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||1862: Dorr Felt born ... inventor and industrialist who was known for having invented the Comptometer, an early computing device, and the Comptograph, the first printing adding machine.  Pic.
||1862: Dorr Felt born ... inventor and industrialist who was known for having invented the Comptometer, an early computing device, and the Comptograph, the first printing adding machine.  Pic.


||1871: Augustus De Morgan dies ... mathematician and academic ... formulated De Morgan's laws and introduced the term mathematical induction, making its idea rigorous. Pic.
|link=Augustus De Morgan (nonfiction)|1871: Mathematician and academic [[Augustus De Morgan (nonfiction)|Augustus De Morgan]] dies. De Morgan formulated his namesake laws and introduced the term mathematical induction, making its idea rigorous.


||1877: Edgar Cayce born ... mystic and psychic. Pic.
||1877: Edgar Cayce born ... mystic and psychic. Pic.
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||1895: Ion Barbu born ... mathematician and poet. Pic.
||1895: Ion Barbu born ... mathematician and poet. Pic.
File:Curie_and_radium_by_Castaigne.jpg|link=Radium (nonfiction)|1899: Marie and Pierre Curie use [[Radium (nonfiction)|radium compounds]] to detect and counteract crimes against both [[Crimes against physical constants|physical constants]] and [[Crimes against chemical constants|chemical constants]].


||1905: Thomas Townsend Brown born ... physicist and engineer, ionic propulsion. Pic search.
||1905: Thomas Townsend Brown born ... physicist and engineer, ionic propulsion. Pic search.

Revision as of 12:05, 18 March 2020

  • 1640: Painter, mathematician, astronomer, and architect Philippe de La Hire born. La Hire will be the favorite pupil of Desargues, and develop conic sections and epicycloids based on the teaching of Desargues.

    1640: Painter, mathematician, astronomer, and architect Philippe de La Hire born. La Hire will be the favorite pupil of Desargues, and develop conic sections and epicycloids based on the teaching of Desargues.

  • 1727: Scientist and watchmaker Ferdinand Berthoud born. Berthoud will serve as Horologist-Mechanic by appointment to the King and the Navy, leaving an exceptionally broad body of work, notable for excellent sea chronometers.

    1727: Scientist and watchmaker Ferdinand Berthoud born. Berthoud will serve as Horologist-Mechanic by appointment to the King and the Navy, leaving an exceptionally broad body of work, notable for excellent sea chronometers.

  • 1927: Physicist, mathematician, and activist William C. Davidon born. Davidon will develop the first quasi-Newton algorithm, now known as the Davidon–Fletcher–Powell formula.

    1927: Physicist, mathematician, and activist William C. Davidon born. Davidon will develop the first quasi-Newton algorithm, now known as the Davidon–Fletcher–Powell formula.

  • 1927: Journalist, writer, literary editor, and actor George Plimpton born. Plimpton will be famous for "participatory journalism": competing in professional sporting events, playing with the New York Philharmonic Orchestra, performing a circus trapeze act, and then recording the experience from the point of view of an amateur.

    1927: Journalist, writer, literary editor, and actor George Plimpton born. Plimpton will be famous for "participatory journalism": competing in professional sporting events, playing with the New York Philharmonic Orchestra, performing a circus trapeze act, and then recording the experience from the point of view of an amateur.

  • 1963: Mathematician Tan Lei born. Tan Lei will specialize in complex dynamics and functions of complex numbers, making contributions to the study of the Mandelbrot set and Julia set.

    1963: Mathematician Tan Lei born. Tan Lei will specialize in complex dynamics and functions of complex numbers, making contributions to the study of the Mandelbrot set and Julia set.

  • 1964: Mathematician and crime-fighter Gaston Maurice Julia discovers new class of Gnomon algorithm functions which anticipate the later work of Tan Lei in using the Julia set to detect and prevent crimes against mathematical constants.

    1964: Mathematician and crime-fighter Gaston Maurice Julia discovers new class of Gnomon algorithm functions which anticipate the later work of Tan Lei in using the Julia set to detect and prevent crimes against mathematical constants.

  • 2016: Green Spiral 9 declared Picture of the Day by the citizens of New Minneapolis, Canada.

    2016: Green Spiral 9 declared Picture of the Day by the citizens of New Minneapolis, Canada.

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