Template:Selected anniversaries/December 22: Difference between revisions

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||1660: André Tacquet dies ... priest and mathematician ... adhered to the methods of the geometry of Euclid and the philosophy of Aristotle and opposed the method of indivisibles. Pic: book cover.
||1660: André Tacquet dies ... priest and mathematician ... adhered to the methods of the geometry of Euclid and the philosophy of Aristotle and opposed the method of indivisibles. Pic: book cover.


||1640: Jean de Beaugrand dies ... lineographer of the seventeenth century. Though born in Mulhouse, de Beaugrand moved to Paris in 1581. He also worked as a mathematician and published works on geostatics. He is credited with naming the cycloid.  
||1640: Jean de Beaugrand dies ... lineographer of the seventeenth century. Though born in Mulhouse, de Beaugrand moved to Paris in 1581. He also worked as a mathematician and published works on geostatics. He is credited with naming the cycloid. No DOB. Pic: coat of arms.  


||1693: Elisabeth Catherina Koopmann Hevelius dies ... one of the first female astronomers, and called "the mother of moon charts". She was also the second wife of fellow astronomer Johannes Hevelius. Pic.
||1693: Elisabeth Catherina Koopmann Hevelius dies ... one of the first female astronomers, and called "the mother of moon charts". She was also the second wife of fellow astronomer Johannes Hevelius. Pic.
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File:Johann Friedrich Pfaff.jpg|link=Johann Friedrich Pfaff (nonfiction)|1765: Mathematician [[Johann Friedrich Pfaff (nonfiction)|Johann Friedrich Pfaff]] born.  He will work on partial differential equations of the first order Pfaffian systems, as they are now called, which will become part of the theory of differential forms.
File:Johann Friedrich Pfaff.jpg|link=Johann Friedrich Pfaff (nonfiction)|1765: Mathematician [[Johann Friedrich Pfaff (nonfiction)|Johann Friedrich Pfaff]] born.  He will work on partial differential equations of the first order Pfaffian systems, as they are now called, which will become part of the theory of differential forms.


||1788: Percivall Pott dies ...physician and surgeon ... Environmental cancer
||1788: Percivall Pott dies ...physician and surgeon, one of the founders of orthopedics, and the first scientist to demonstrate that a cancer may be caused by an environmental carcinogen. Pic.


||1799: Nicholas Callan born ... priest and physicist.
||1799: Nicholas Callan born ... priest and physicist.
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||1859: Otto Ludwig Hölder dies ... mathematician. He will discover Hölder's inequality, a fundamental inequality between integrals and an indispensable tool for the study of Lp spaces. Pic.
||1859: Otto Ludwig Hölder dies ... mathematician. He will discover Hölder's inequality, a fundamental inequality between integrals and an indispensable tool for the study of Lp spaces. Pic.


||1867: Jean-Victor Poncelet dies ... French mathematician and engineer.
||1867: Jean-Victor Poncelet dies ... French mathematician and engineer. Pic.


||1869: Dmitri Egorov born ... mathematician and academic ... known for significant contributions to the areas of differential geometry and mathematical analysis.  Pic.
||1869: Dmitri Egorov born ... mathematician and academic ... known for significant contributions to the areas of differential geometry and mathematical analysis.  Pic.

Revision as of 19:32, 29 March 2019