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 (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.


(German ˈriːman)
(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
Rieˈmannian adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈri mɑn, -mən)

Georg Friedrich Bernhard, 1826–66, German mathematician.
Rie•mann′i•an, adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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Noun1.Riemann - pioneer of non-Euclidean geometry (1826-1866)
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References in periodicals archive ?
Continuing their study of cluster algebras associated with marked Riemann surfaces with holes and punctures, Fomin and Thurston turn from the combinatorial construction of the cluster complex that their first paper emphasized, to geometry.
Based on this discovery, another German mathematician, Bernhard Riemann published in 1852 a theorem [3], known today as Riemann's series theorem (or Riemann rearrangement theorem), proving that in general, infinite series are not associative, that is, they cannot be rearranged.
The quotient space T \ H can be identified with a compact Riemann surface F of a genus g [greater than or equal to] 2.
In the standard textbook treatment, one first introduces the gravitational Lagrangian L, which is [square root of (-g)]R for general relativity, while the Lagrangian is a polynomial in the Riemann tensor for general Lanczos-Lovelock gravity.
For the Riemann problem of homogeneous Chaplygin gas equations, there are lots of results.
The first task of this paper is to solve the Riemann problem, one of the fundamental problems associated with nonlinear hyperbolic conservation laws, for (1) with initial data
13-96 in this volume)--Tenney was able to critique and transform the parametric conception and organization of sound of his nearly contemporaneous Darmstadt peers, utilize and suppress the influence of Hugo Riemann in his conception of the "clang" as the foundation of the perceptual unit of music, absorb and apply Gestalt psychological principles to music, and conceive a robust theory of music.
Stamic's works were duly included in these music-history editions owing to Hugo Riemann (1849-1919), one of the most influential German music theorists of the time.
Later, the intensive investigations on the results of Liouville by Riemann led to the construction of the Riemann-Liouville fractional integral operator, given by
Mobile health entrepreneur Matt Riemann has introduced his latest product, Shae, a technology on the ph360 platform, designed to analyze and interpret incoming data from FitBit, Apple Watch and other wearables, the entrepreneur said.