Template:Selected anniversaries/April 12: Difference between revisions

Revision as of 11:10, 1 March 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.
1923: "Conspiracy theories of about crimes against mathematical constants amount to a hoax, a complete fraud."
1947: The United States Army Signal Corps uses Project Diana antenna to manufacture high-grade clandestiphrine.

@@ Line 1: / Line 1: @@
-<gallery mode="traditional">
+<gallery>
 File:Johannes Kepler 1610.jpg|link=Johannes Kepler (nonfiction)|1604: [[Johannes Kepler (nonfiction)|Johannes Kepler]] discovers new class of [[crimes against mathematical constants]].
 File:Carl Louis Ferdinand von Lindemann.jpg|link=Ferdinand von Lindemann (nonfiction)|1852: Mathematician and academic [[Ferdinand von Lindemann (nonfiction)|Ferdinand von Lindemann]] born. He will prove (1882) that π (pi) is a transcendental number.
@@ Line 5: / Line 5: @@
 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]].
 </gallery>
+https://en.wikipedia.org/wiki/Charles_Messier