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Rie·mann(rē′mən, -män′), Georg Friedrich Bernhard 1826-1866.
German mathematician who was a pioneer of non-Euclidean geometry and complex analysis.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Biography) Georg Friedrich Bernhard (ˈɡeːɔrk ˈfriːdrɪç ˈbɛrnhart). 1826–66, German mathematician whose non-Euclidean geometry was used by Einstein as a basis for his general theory of relativity
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
Rie•mann(ˈri mɑn, -mən)
Georg Friedrich Bernhard, 1826–66, German mathematician.
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