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

• Riemannian adjective

Example Sentences

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

Rajesh Bhatia, one of the three directors at Riemann Labs, according to the company's website, told Reuters by phone that he wasn't aware of the matter.

From Reuters • Aug. 1, 2023

The Landau–Siegel zeros conjecture is similar to — and, some suspect, less challenging than — the Riemann hypothesis, another question on the randomness of primes and one of the biggest unsolved mysteries in mathematics.

From Scientific American • Nov. 15, 2022

Infinity and zero are simply opposite poles on the Riemann sphere, and they can switch places in a blink.

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