Riemann

American  

[ree-mahn, ree-mahn, -muhn] / ˈriˌmɑn, ˈri mɑn, -mən /

noun

1. Georg Friedrich Bernhard 1826–66, German mathematician.

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Riemann British  

/ ˈriːman /

noun

1. 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

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Riemann Scientific  

/ rē′mən,-män′ /

1. German mathematician who originated the non-Euclidean system of geometry that is now named after him. Riemann also studied optics and electromagnetic theory, and his work influenced Albert Einstein's theory of General Relativity.

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Other Word Forms

Derived Forms

• Riemannian
  adjective

Example Sentences

In the 19th century, mathematician Bernhard Riemann proposed that perceptual color spaces are not flat or straight, but curved.

From Science Daily • Jun. 7, 2026

In the 19th century, mathematician Bernhard Riemann proposed that perceptual spaces could be curved rather than flat.

From Science Daily • Feb. 23, 2026

Riemann Labs, based in the central Indian state of Madhya Pradesh, was ordered to stop manufacturing activities after an inspection by central and state drug regulators, Deputy Health Minister Bharati Pravin Pawar told the parliament.

From Reuters • Aug. 1, 2023

Although progress towards solving the Riemann hypothesis has stalled, the Landau–Siegel problem offers similar insights, he adds.

From Scientific American • Nov. 15, 2022

The person who combined these two ideas was a student of Gauss’s: Georg Friedrich Bernhard Riemann.

From "Zero: The Biography of a Dangerous Idea" by Charles Seife