Template:Selected anniversaries/April 29: Difference between revisions
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||2012 – Roland Moreno. French engineer, invented the smart card (b. 1945) | ||2012 – Roland Moreno. French engineer, invented the smart card (b. 1945) | ||
||Joram Lindenstrauss (d. April 29, 2012) was an Israeli mathematician working in functional analysis and geometry, particularly Banach space theory, finite- and infinite-dimensional convexity, geometric nonlinear functional analysis and geometric measure theory. Among his results is the Johnson–Lindenstrauss lemma which concerns low-distortion embeddings of points from high-dimensional into low-dimensional Euclidean space. Pic. | |||
||2013 – Ernest Michael, American mathematician and scholar (b. 1925) | ||2013 – Ernest Michael, American mathematician and scholar (b. 1925) | ||
</gallery> | </gallery> | ||
Revision as of 09:36, 1 April 2018
1667: Physician, satirist, and polymath John Arbuthnot born. He will invent the figure of John Bull.
1756: Inventor, astronomer, mathematician, clockmaker, and surveyor David Rittenhouse constructs an exceptionally accurate orrery, which he will later use to create an early form of time crystals (nonfiction).
1854: Mathematician, physicist, and engineer Henri Poincaré born. He will make many original fundamental contributions to pure and applied mathematics, mathematical physics, and celestial mechanics.
1974: Watergate scandal: United States President Richard Nixon announces the release of edited transcripts of White House tape recordings relating to the scandal.
1985: Asclepius Myrmidon discovers unregistered halting problem, predicts imminent wave of crimes against mathematical constants.
1986: Chernobyl disaster: American and European spy satellites capture the ruins of the 4th Reactor at the Chernobyl Power Plant.