Hans Hahn

Rarity: Uncommon

A topic a little better known than average, read and translated beyond its own country.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

At a glance

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Science and technology

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What Wikipedia says

Hans Hahn (; German: [haːn]; 27 September 1879 – 24 July 1934) was an Austrian mathematician and philosopher who made contributions to functional analysis, topology, set theory, the calculus of variations, real analysis, and order theory. In philosophy he was among the main logical positivists of the Vienna Circle.

Excerpt from the Wikipedia article “Hans Hahn (mathematician)”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Theo Bauer, CC BY-SA 4.0, via Wikimedia Commons.