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| ||1135: Maimonides born ... rabbi and philosopher. (April 6 also proposed)
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| ||1202: Joachim of Fiore dies ... mystic and theologian. No DOB. Pic. | | File:Adam Ries.png|link=Adam Ries (nonfiction)|1599: Mathematician [[Adam Ries (nonfiction)|Adam Ries]] dies. Reis wrote textbooks for practical mathematics, promoting the advantages of Arabic/Indian numerals over Roman numerals. |
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| File:Adam Ries.png|link=Adam Ries (nonfiction)|1599: Mathematician [[Adam Ries (nonfiction)|Adam Ries]] dies. He wrote textbooks for practical mathematics, promoting the advantages of Arabic/Indian numerals over Roman numerals. | | File:Tabulae_motuum_caelestium_universales_by_Vincentio_Reinieri_(1647).png|link=Vincentio Reinieri (nonfiction)|1606: Mathematician and astronomer [[Vincentio Reinieri (nonfiction)|Vincentio Reinieri]] born. Reinieri revised and finished the work of Galileo, who before his death placed all of the papers containing his observations and calculations in Reinieri's hands. |
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| ||1606: Vincentio Reinieri born ... mathematician and astronomer ... Galileo ... Before his death, Galileo decided to place all of the papers containing his observations and calculations in the hands of Reinieri. Reinieri was to finish and revise them. Pic search mural detail: https://www.google.com/search?q=Vincenzo+Renieri | | File:Robert Bunsen.jpg|link=Robert Bunsen (nonfiction)|1811: Chemist and academic [[Robert Bunsen (nonfiction)|Robert Bunsen]] born. Bunsen will investigate emission spectra of heated elements, and discover caesium (in 1860) and rubidium (in 1861) with the physicist Gustav Kirchhoff. |
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| ||1689: Kazimierz Łyszczyński dies ... Polish-Lithuanian nobleman, landowner in Brest Litovsk Voivodeship of the Grand Duchy of Lithuania, philosopher, and soldier in the ranks of the Sapieha family, who was accused, tried, and executed for atheism in 1689. Pic: postage stamp. | | File:Stanisław Leśniewski.jpg|link=Stanisław Leśniewski (nonfiction)|1886: Mathematician, philosopher, and logician [[Stanisław Leśniewski (nonfiction)|Stanisław Leśniewski]] born. Leśniewski will posit three nested formal systems, to which he will give the Greek-derived names of protothetic, ontology, and mereology. |
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| ||1707: Sébastien Le Prestre de Vauban dies ... general and engineer. | | File:Stefan Banach.jpg|link=Stefan Banach (nonfiction)|1892: Mathematician and academic [[Stefan Banach (nonfiction)|Stefan Banach]] born. Banach will be one of the founders of modern functional analysis. |
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| ||1754: Jean-François Pilâtre de Rozier born ... chemistry and physics teacher, and one of the first pioneers of aviation. He and the Marquis d'Arlandes made the first manned free balloon flight on 21 November 1783, in a Montgolfier balloon. Pic.
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| File:Robert Bunsen.jpg|link=Robert Bunsen (nonfiction)|1811: Chemist and academic [[Robert Bunsen (nonfiction)|Robert Bunsen]] born. He will investigate emission spectra of heated elements, and discover caesium (in 1860) and rubidium (in 1861) with the physicist Gustav Kirchhoff.
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| ||1832: Stephen Groombridge dies ... merchant and astronomer.
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| ||1842: Ether anesthesia is used for the first time, in an operation by the American surgeon Dr. Crawford Long.
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| ||1857: Léon Charles Thévenin born ... engineer. no pic
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| File:Antoine Augustin Cournot.jpg|link=Antoine Augustin Cournot (nonfiction)|1862: Mathematician, philosopher, and crime-fighter [[Antoine Augustin Cournot (nonfiction)|Antoine Augustin Cournot]] uses the ideas of functions and probability to locate and apprehend [[math criminals]].
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| ||1863: Auguste Bravais dies ... physicist known for his work in crystallography, the conception of Bravais lattices, and the formulation of Bravais law. Pic.
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| ||1865: Heinrich Rubens born ... physicist. He is known for his measurements of the energy of black-body radiation which led Max Planck to the discovery of his radiation law. This was the genesis of quantum theory. Pic. Better search: https://www.google.com/search?q=heinrich+rubens
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| ||1867: Alaska is purchased from Russia for $7.2 million, about 2-cent/acre ($4.19/km²), by United States Secretary of State William H. Seward.
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| File:Stanisław Leśniewski.jpg|link=Stanisław Leśniewski (nonfiction)|1886: Mathematician, philosopher, and logician [[Stanisław Leśniewski (nonfiction)|Stanisław Leśniewski]] born. He will posit three nested formal systems, to which he will give the Greek-derived names of protothetic, ontology, and mereology.
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| ||1888: J. R. Williams born ... cartoonist.
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| File:Ascleplius Myrmidon Halting Problem.jpg|link=On Halting Problems|1891: [[On Halting Problems|Asclepius Myrmidon discovers unregistered halting problem]], predicts new class of [[crimes against mathematical constants]].
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| File:Stefan Banach.jpg|link=Stefan Banach (nonfiction)|1892: Mathematician and academic [[Stefan Banach (nonfiction)|Stefan Banach]] born. He will be one of the founders of modern functional analysis.
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| ||1892: Erwin Panofsky born ... art historian, whose academic career was pursued mostly in the U.S. after the rise of the Nazi regime. Panofsky's work represents a high point in the modern academic study of iconography, which he used in hugely influential works like his "little book" Renaissance and Renascences in Western Art and his masterpiece, Early Netherlandish Painting. Pic.
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| ||1894: Sergey Ilyushin born ... engineer, founded Ilyushin Aircraft Company.
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| ||1899: German Society of Chemistry issues an invitation to other national scientific organizations to appoint delegates to the International Committee on Atomic Weights.
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| ||1905: Albert Pierrepoint born ... hangman.
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| ||1910: Józef Marcinkiewicz born ... soldier, mathematician, and academic. DOD uncertain: probably died in Katyn massacre. Pic.
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| ||1911: Ellen Henrietta Swallow Richards dies ... industrial and safety engineer, environmental chemist, and university faculty member in the United States during the 19th century. She was the founder of the home economics movement characterized by the application of science to the home, and the first to apply chemistry to the study of nutrition. Pic.
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| ||1914: John Henry Poynting dies ... physicist. He was the developer and eponym of the Poynting vector, which describes the direction and magnitude of electromagnetic energy flow and is used in the Poynting theorem, a statement about energy conservation for electric and magnetic fields. Pic.
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| ||1919: McGeorge Bundy born ... American intelligence officer and diplomat. Pic.
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| ||1919: Robin M. Williams born ... mathematician and academic.
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| ||1922: Arthur Wightman born ... mathematical physicist. He was one of the founders of the axiomatic approach to quantum field theory, and originated the set of Wightman axioms. Pic: https://www.princeton.edu/news/2013/01/30/esteemed-princeton-mathematical-physicist-and-mentor-arthur-wightman-dies
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| ||1929: Ilya Piatetski-Shapiro born ... mathematician. During a career that spanned 60 years he made major contributions to applied science as well as pure mathematics. In the last forty years his research focused on pure mathematics; in particular, analytic number theory, group representations and algebraic geometry. His main contribution and impact was in the area of automorphic forms and L-functions. Pic.
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| ||1944: Charles Vernon Boys dies ... physicist, known for his careful and innovative experimental work. Pic.
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| ||1949: Friedrich Karl Rudolf Bergius dies ... chemist known for the Bergius process for producing synthetic fuel from coal, Nobel Prize in Chemistry (1931, together with Carl Bosch) in recognition of contributions to the invention and development of chemical high-pressure methods. Pic.
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| ||1954: Physicist and academic Fritz London dies. He made fundamental contributions to the theories of chemical bonding and of intermolecular forces (London dispersion forces). With his brother Heinz London, he made a significant contribution to understanding electromagnetic properties of superconductors with the London equations. Pic.
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| ||1961: Philibert Jacques Melotte dies ... astronomer.
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| File:Clifford Shull 1949.jpg|link=Clifford Shull (nonfiction)|1979: Physicist and crime-fighter [[Clifford Shull (nonfiction)|Clifford Shull]] uses the neutron scattering technique to detect and prevent [[crimes against physical constants]].
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| ||1980: Cornelis Jacobus (Cor) Gorter dies ... experimental and theoretical physicist. Among other work, he discovered paramagnetic relaxation and was a pioneer in low temperature physics. Pic: https://www.geni.com/people/prof-dr-Cornelis-Jacobus-Gorter/6000000070153909853
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| ||1982: Space Shuttle program: STS-3 Mission is completed with the landing of Columbia at White Sands Missile Range, New Mexico.
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| ||1995: John Lighton Synge dies ... mathematician and physicist, whose seven decade career included significant periods in Ireland, Canada, and the USA. He was a prolific author and influential mentor, and is credited with the introduction of a new geometrical approach to the theory of relativity.
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| File:Harold Scott MacDonald Coxeter.jpg|link=Harold Scott MacDonald Coxeter (nonfiction)|1996: Mathematician and crime-fighter [[Harold Scott MacDonald Coxeter (nonfiction)|Harold Scott MacDonald Coxeter]] uses his [[Coxeter's loxodromic sequence of tangent circles (nonfiction)|loxodromic sequence of tangent circles]] to detect and prevent [[crimes against mathematical constants]].
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| ||2000: George Batchelor dies ... applied mathematician and fluid dynamicist. He is known for the Batchelor vortex and the Batchelor scale. Pic.
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| ||2008: Roland Fraïssé dies ... mathematical logician. Pic search something: https://www.google.com/search?q=Roland+Fraïssé
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| ||2010: Morris R. Jeppson dies ... American lieutenant and physicist.
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| ||2010: Onorato Nicoletti dies ... mathematician. He published works in various fields of mathematics, including numerical analysis, infinitesmal analysis, the equations related to hermitian matrices, and differential equations. Pic.
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| ||2017: SpaceX conducts the world’s first reflight of an orbital class rocket.
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| ||2018: Mathematician and academic Philip J. Davis dies. He was known for his work in numerical analysis and approximation theory, as well as his investigations in the history and philosophy of mathematics. For The Mathematical Experience (1981), Davis and Reuben Hersh will win a National Book Award in Science. Pic: https://www.brown.edu/academics/applied-mathematics/philip-j-davis-professor-emeritus
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| File:Cantor Parabola.jpg|link=Cantor Parabola|2018: Math photographer [[Cantor Parabola]] attends Minicon 53, taking a series of photographs with temporal superimpositions from Minicons 52 and 54.
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| </gallery> | | </gallery> |
