Template:Selected anniversaries/September 17: Difference between revisions
Jump to navigation
Jump to search
No edit summary |
No edit summary |
||
| Line 33: | Line 33: | ||
||1908 – The Wright Flyer flown by Orville Wright, with Lieutenant Thomas Selfridge as passenger, crashes, killing Selfridge, who becomes the first airplane fatality. | ||1908 – The Wright Flyer flown by Orville Wright, with Lieutenant Thomas Selfridge as passenger, crashes, killing Selfridge, who becomes the first airplane fatality. | ||
||David Gilbarg (b. 17 September 1918) was an American mathematician, and a professor emeritus at Stanford University. | |||
Gilbarg was co-author, together with his student Neil Trudinger, of the book Elliptic Partial Differential Equations of Second Order. | |||
||1936 – Gerald Guralnik, American physicist and academic (d. 2014) | ||1936 – Gerald Guralnik, American physicist and academic (d. 2014) | ||
Revision as of 09:07, 29 November 2017
1826: Mathematician and academic Bernhard Riemann born. He will make contributions to analysis, number theory, and differential geometry.
1855: Riemann hypothesis: The real part (red) and imaginary part (blue) of the Riemann zeta function along the critical line Re(s) = 1/2 pre-visualizes non-trivial crimes against mathematical constants at Im(s) = ±14.135, ±21.022 and ±25.011.
1857: Scientist and engineer Konstantin Tsiolkovsky born. He will be one of the founding fathers of modern rocketry and astronautics.
- Gilbarg was co-author, together with his student Neil Trudinger, of the book Elliptic Partial Differential Equations of Second Order.
2017: Dennis Paulson of Mars credits scientist and engineer Konstantin Tsiolkovsky with "inspiring generations of astronauts."