Template:Selected anniversaries/August 4: Difference between revisions
Jump to navigation
Jump to search
No edit summary |
No edit summary |
||
| Line 16: | Line 16: | ||
||1926 – George Irving Bell, American physicist, biologist, and mountaineer (d. 2000) | ||1926 – George Irving Bell, American physicist, biologist, and mountaineer (d. 2000) | ||
||Daniel Hale Williams (d. August 4, 1931) was an African American general surgeon, who in 1893 performed the second documented successful pericardium surgery to repair a wound in the United States of America.[2][3][4][5] He also founded Provident Hospital---the first non-segregated hospital in the United States---in Chicago, Illinois. | |||
||1964 – Gulf of Tonkin incident: U.S. destroyers USS Maddox and USS Turner Joy report coming under attack in the Gulf of Tonkin. | ||1964 – Gulf of Tonkin incident: U.S. destroyers USS Maddox and USS Turner Joy report coming under attack in the Gulf of Tonkin. | ||
Revision as of 18:39, 4 November 2017
1805: Physicist, astronomer, and mathematician William Rowan Hamilton born. He will make important contributions to classical mechanics, optics, and algebra, inventing the quaternion.
1833: Physicist and mathematician André-Marie Ampère uses principles of electromagnetism, which he referred to as "electrodynamics", to detect and prevent crimes against mathematical constants.
1834: Mathematician and philosopher John Venn born. He will invent the Venn diagram, now widely used set theory, probability, logic, statistics, and computer science.
2016: The Shovel depicts The Custodian in the act of reversing contract violations by Egon Rhodomunde and Baron Zersetzung.
2017: Quaternion multiplication table sells for five hundred thousand dollars.