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

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Example Sentences

See Examples For:

Riemann

For decades, mathematicians have tried to prove the Riemann hypothesis, which says that 100% of the nontrivial zeros of the Riemann zeta function fall on a single vertical line.

From The Wall Street Journal ● Aug. 15, 2026

Your grocery list is not the Riemann hypothesis.

From The Wall Street Journal ● Aug. 15, 2026

The Riemann Hypothesis, often considered the most difficult and important problem in all of mathematics, would serve as a Rosetta stone revealing the secrets of the primes.

From Slate ● Jun. 22, 2026

Riemann found the requisite new ideas and solved the problem in 1854.

From Slate ● Jun. 22, 2026

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

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