Template:Selected anniversaries/June 21: Difference between revisions
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||1845: Arthur Cowper Ranyard born ... astrophysicist and astronomer. | ||1845: Arthur Cowper Ranyard born ... astrophysicist and astronomer. | ||
||1852: Pedagogue Friedrich Wilhelm August Fröbel dies. He laid the foundation for modern education based on the recognition that children have unique needs and capabilities. Fröbel created the concept of the "kindergarten" and coined the word; he also developed the educational toys known as Froebel gifts. Pic. | |||
||1857: Louis Jacques Thénard dies ... chemist. | ||1857: Louis Jacques Thénard dies ... chemist. | ||
Revision as of 21:57, 27 January 2019
1652: Architect Inigo Jones dies. He was one of the first architects of the early modern period to employ Vitruvian rules of proportion and symmetry in his buildings.
1781: Mathematician and physicist Siméon Denis Poisson born. His memoirs on the theory of electricity and magnetism will constitute a new branch of mathematical physics.
1947: Lorenz system diagram develops self-awareness, invents new class of Gnomon algorithm functions which detect and prevent crimes against mathematical constants.
1948: Biologist, mathematician, and classics scholar D'Arcy Wentworth Thompson dies.
1952: Crime-fighter The Governess chastises corrupt accounting firm, compels accountants to return money embezzled from orphan's fund and personally apologize to orphans.
