Template:Are You Sure/April 8: Difference between revisions

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• ... that mathematician '''[[Donald Sarason (nonfiction)|Donald Sarason]]''' made fundamental advances in the areas of Hardy space theory and Vanishing mean oscillation?
• ... that physician and archaeologist '''[[Michele Mercati (nonfiction)|Michele Mercati]]''' (8 April 1541 – 25 June 1593) was among the first scholars to recognize prehistoric stone tools as human-made rather than natural or mythologically created thunderstones?


• ... that physicist '''[[Heike Kamerlingh Onnes (nonfiction)|Heike Kamerlingh Onnes]]''' (21 September 1853 – 21 February 1926) discovered superconductivity in 1911, writing in his notebook on April 8: ''Kwik nagenoeg nul'' ("Mercury[’s resistance] practically zero [at 3 K].").


• ... that the '''[[Superimposed Fraunhofer]]''' (also known as a Super Fraunhofer, Fraunhofer Overlay, etc.) is a German postage stamp in which the image of Joseph von Fraunhofer demonstrating the spectroscope is superimposed on the color spectrum bar, and that this misprint is a striking example of [[Abuse of notation (nonfiction)|abuse of notation]] in the field of Gnomonic philately?
• ... that inventor, astronomer, mathematician, clockmaker, and surveyor '''[[David Rittenhouse (nonfiction)|David Rittenhouse]]''' (8 April 1732 – 26 June 1796) was the first Director of the United States Mint, and that Rittenhouse personally struck the new nation's first coins by hand?

Latest revision as of 03:02, 8 April 2022

• ... that physician and archaeologist Michele Mercati (8 April 1541 – 25 June 1593) was among the first scholars to recognize prehistoric stone tools as human-made rather than natural or mythologically created thunderstones?

• ... that physicist Heike Kamerlingh Onnes (21 September 1853 – 21 February 1926) discovered superconductivity in 1911, writing in his notebook on April 8: Kwik nagenoeg nul ("Mercury[’s resistance] practically zero [at 3 K].").

• ... that inventor, astronomer, mathematician, clockmaker, and surveyor David Rittenhouse (8 April 1732 – 26 June 1796) was the first Director of the United States Mint, and that Rittenhouse personally struck the new nation's first coins by hand?

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