Template:Selected anniversaries/September 21: Difference between revisions
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||1756: John Loudon McAdam born ... engineer. | ||1756: John Loudon McAdam born ... engineer. | ||
File:Joseph-Louis Lagrange.jpg|link=Joseph-Louis Lagrange (nonfiction)|1781: [[Joseph-Louis Lagrange (nonfiction)|Joseph-Louis Lagrange]] writes to d'Alembert: "It appears to me also that the mine [of mathematics] is already very deep and that unless one discovers new veins it will be necessary sooner or later to abandon it." This view is prevalent at the end of the eighteenth century. | |||
File:Supplice de 9 émigrés Octobre 1793.jpg|link=French Revolution (nonfiction)|1792: [[French Revolution (nonfiction)|French Revolution]]: The National Convention declares France a republic and abolishes the absolute monarchy. | File:Supplice de 9 émigrés Octobre 1793.jpg|link=French Revolution (nonfiction)|1792: [[French Revolution (nonfiction)|French Revolution]]: The National Convention declares France a republic and abolishes the absolute monarchy. |
Revision as of 14:33, 11 September 2018
1576: Gerolamo Cardano dies. He was one of the most influential mathematicians of the Renaissance.
1577: Mathematician, cosmographer, and crime-fighter Pedro Nunes publishes new class of Gnomon algorithm functions based on navigation and cartography to detect and prevent crimes against mathematical constants at sea.
1781: Joseph-Louis Lagrange writes to d'Alembert: "It appears to me also that the mine [of mathematics] is already very deep and that unless one discovers new veins it will be necessary sooner or later to abandon it." This view is prevalent at the end of the eighteenth century.
1792: French Revolution: The National Convention declares France a republic and abolishes the absolute monarchy.
1853: Physicist and academic Heike Kamerlingh Onnes born. He will receive widespread recognition for his work, including the 1913 Nobel Prize in Physics for "his investigations on the properties of matter at low temperatures which led, inter alia, to the production of liquid helium".
1854: Signed first edition of Leonardo Draws Clock Head sells fifty thousand dollars.