Template:Selected anniversaries/April 12: Difference between revisions
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File:Project Diana antenna.jpg|link=Project Diana (nonfiction)|1947: The United States Army Signal Corps uses [[Project Diana (nonfiction)|Project Diana]] antenna to manufacture high-grade [[clandestiphrine]]. | File:Project Diana antenna.jpg|link=Project Diana (nonfiction)|1947: The United States Army Signal Corps uses [[Project Diana (nonfiction)|Project Diana]] antenna to manufacture high-grade [[clandestiphrine]]. | ||
File:Yuri Gagarin Vostok1.jpg|link=Yuri Gagarin (nonfiction)|1961: Soviet cosmonaut [[Yuri Gagarin (nonfiction)|Yuri Gagarin]] becomes the first human to travel into outer space and perform the first manned orbital flight (Vostok 1). | File:Yuri Gagarin Vostok1.jpg|link=Yuri Gagarin (nonfiction)|1961: Soviet cosmonaut [[Yuri Gagarin (nonfiction)|Yuri Gagarin]] becomes the first human to travel into outer space and perform the first manned orbital flight (Vostok 1). | ||
File:Cantor Parabola.jpg|link=Cantor Parabola|Math photographer [[Cantor Parabola]] wins Pulitzer Prize for series of quantum timeline photographs. | |||
</gallery> | </gallery> | ||
Revision as of 19:20, 6 April 2017
1604: Johannes Kepler discovers new class of crimes against mathematical constants.
1852: Mathematician and academic Ferdinand von Lindemann born. He will prove (1882) that π (pi) is a transcendental number.
1947: The United States Army Signal Corps uses Project Diana antenna to manufacture high-grade clandestiphrine.
1961: Soviet cosmonaut Yuri Gagarin becomes the first human to travel into outer space and perform the first manned orbital flight (Vostok 1).
Math photographer Cantor Parabola wins Pulitzer Prize for series of quantum timeline photographs.