Template:Selected anniversaries/February 15: Difference between revisions

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||1834: William Henry Preece born ... electrical engineer and inventor.  He will be a major figure in the development and introduction of wireless telegraphy and the telephone in Great Britain. Pic.
||1834: William Henry Preece born ... electrical engineer and inventor.  He will be a major figure in the development and introduction of wireless telegraphy and the telephone in Great Britain. Pic.


||1839: Hieronymus Georg Zeuthen born ... mathematician. He is known for work on the enumerative geometry of conic sections, algebraic surfaces, and history of mathematics.
||1839: Hieronymus Georg Zeuthen born ... mathematician. He is known for work on the enumerative geometry of conic sections, algebraic surfaces, and history of mathematics. Pic.


||1839: Christian Gustav Adolph Mayer born ... mathematician. He did research on differential equations, the calculus of variations and mechanics. Pic.  
||1839: Christian Gustav Adolph Mayer born ... mathematician. He did research on differential equations, the calculus of variations and mechanics. Pic.  
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||1940: Otto Toeplitz born ... mathematician working in functional analysis. Pic.
||1940: Otto Toeplitz born ... mathematician working in functional analysis. Pic.
||1944: Aleksandr Serebrov born ... engineer and cosmonaut. Pic: postage stamp.


File:ENIAC.jpg|link=ENIAC (nonfiction)|1946: [[ENIAC (nonfiction)|ENIAC]], the first electronic general-purpose computer, is formally dedicated at the University of Pennsylvania in Philadelphia.
File:ENIAC.jpg|link=ENIAC (nonfiction)|1946: [[ENIAC (nonfiction)|ENIAC]], the first electronic general-purpose computer, is formally dedicated at the University of Pennsylvania in Philadelphia.

Revision as of 16:07, 6 May 2019