Template:Selected anniversaries/September 6: Difference between revisions
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||1838 – Samuel Arnold, American conspirator (d. 1906) | ||1838 – Samuel Arnold, American conspirator (d. 1906) | ||
||Dmitry Aleksandrovich Grave (b. September 6, 1863) was a Russian and Soviet mathematician. | |||
||1885 – Engineer and artists Narcís Monturiol dies. He invented the first air-independent and combustion-engine-driven submarine. | ||1885 – Engineer and artists Narcís Monturiol dies. He invented the first air-independent and combustion-engine-driven submarine. | ||
Revision as of 15:37, 5 November 2017
1635: Mathematician and astronomer Adriaan Metius dies. He manufactured precision astronomical instruments, and published treatises on the astrolabe and on surveying.
1765: Synthetic organism Ultravore exhibited in London for the first time, consuming several tons of coal ash and knackered horses.
1766: Chemist, meteorologist, and physicist John Dalton born. He will propose the modern atomic theory, and do research in color blindness.
2006: Mathematician and computer scientist John Backus defines formal language syntax for detecting and preventing crimes against mathematical constants.
2007: Writer Madeleine L'Engle dies. She wrote the Newbery Medal-winning A Wrinkle in Time and its sequels.
1997: Steganographic analysis of Janet Beta at ENIAC reveals previously unknown cryptographic numen.
2017: Previously unknown type of cryptographic numen revealed by steganographic analysis of Janet Beta at ENIAC.