# Stefan Banach

> A Polish mathematician whose 1932 monograph laid down the architecture of functional analysis — an entire field that didn't exist in systematic form until he wrote it. His name appears on theorems, spaces, algebras, and a paradox that breaks intuition about volume itself.

*Polish mathematician (1892–1945)*

**Canonical URL:** https://fame.am/person/stefan-banach

## Identity
- **Profile type:** Academic ([Wikidata](https://www.wikidata.org/entity/Q39631))
- **Category:** Academics
- **Born:** 1892-03-30
- **Died:** 1945-08-31
- **Status:** deceased
- **Gender:** male

## Bio

Born in Kraków on 30 March 1892 to a family of Goral descent, Banach solved math problems during school recess and carried that intensity into adulthood. A friendship with Hugo Steinhaus after secondary school led to the founding of the Polish Mathematical Society in 1919 and the launch of Studia Mathematica. By 1920 he had an assistantship at Lwów Polytechnic; two years later he was a professor, and by 1924 a member of the Polish Academy of Learning. He co-founded the Lwów School of Mathematics, a powerhouse of interwar Polish thought. His 1932 Théorie des opérations linéaires became the first monograph on functional analysis as a unified theory. He died 31 August 1945, leaving a lexicon: Banach spaces, the Banach–Tarski paradox, the Hahn–Banach theorem, the Banach fixed-point theorem, and a half-dozen other concepts that still anchor the field.

## Fame
- **Popularity score:** 59.9 / 100
- **Momentum:** 0.0 / 100  (trend: STABLE)
- **Historical depth:** 24.4 / 100
- **Now attention:** 0.0 / 100
- **Source confidence:** 60.0 / 100
- **Profile completeness:** 60.0 / 100

## Topics
#Scientists, #Academic, #Mathematics, #20th Century

## Sources
- [Stefan Banach](https://it.wikipedia.org/wiki/Stefan_Banach)
- [Stefan Banach](https://pt.wikipedia.org/wiki/Stefan_Banach)
- [Stefan Banach](https://fr.wikipedia.org/wiki/Stefan_Banach)
- [斯特凡·巴拿赫](https://zh.wikipedia.org/wiki/%E6%96%AF%E7%89%B9%E5%87%A1%C2%B7%E5%B7%B4%E6%8B%BF%E8%B5%AB)
- [ステファン・バナフ](https://ja.wikipedia.org/wiki/%E3%82%B9%E3%83%86%E3%83%95%E3%82%A1%E3%83%B3%E3%83%BB%E3%83%90%E3%83%8A%E3%83%95)
- [Банах, Стефан](https://ru.wikipedia.org/wiki/%D0%91%D0%B0%D0%BD%D0%B0%D1%85%2C_%D0%A1%D1%82%D0%B5%D1%84%D0%B0%D0%BD)
- [Stefan Banach](https://pl.wikipedia.org/wiki/Stefan_Banach)
- [Stefan Banach](https://nl.wikipedia.org/wiki/Stefan_Banach)
- [Wikidata](https://www.wikidata.org/wiki/Q180217)
- [Wikipedia](https://en.wikipedia.org/wiki/Stefan_Banach)
- [Pantheon 2.0](https://pantheon.world/profile/person/Stefan%20Banach)
- [Стефан Банах](https://bg.wikipedia.org/wiki/%D0%A1%D1%82%D0%B5%D1%84%D0%B0%D0%BD_%D0%91%D0%B0%D0%BD%D0%B0%D1%85)
- [স্টেফান বানাখ](https://bn.wikipedia.org/wiki/%E0%A6%B8%E0%A7%8D%E0%A6%9F%E0%A7%87%E0%A6%AB%E0%A6%BE%E0%A6%A8_%E0%A6%AC%E0%A6%BE%E0%A6%A8%E0%A6%BE%E0%A6%96)
- [Stefan Banach](https://ca.wikipedia.org/wiki/Stefan_Banach)
- [ئێستێفان باناخ](https://ckb.wikipedia.org/wiki/%D8%A6%DB%8E%D8%B3%D8%AA%DB%8E%D9%81%D8%A7%D9%86_%D8%A8%D8%A7%D9%86%D8%A7%D8%AE)
- [Stefan Banach](https://co.wikipedia.org/wiki/Stefan_Banach)
- [Stefan Banach](https://cs.wikipedia.org/wiki/Stefan_Banach)
- [Банах Стефан](https://cv.wikipedia.org/wiki/%D0%91%D0%B0%D0%BD%D0%B0%D1%85_%D0%A1%D1%82%D0%B5%D1%84%D0%B0%D0%BD)
- [Stefan Banach](https://cy.wikipedia.org/wiki/Stefan_Banach)
- [Stefan Banach](https://de.wikipedia.org/wiki/Stefan_Banach)
- [Stefan Banach](https://dsb.wikipedia.org/wiki/Stefan_Banach)
- [Στέφαν Μπάναχ](https://el.wikipedia.org/wiki/%CE%A3%CF%84%CE%AD%CF%86%CE%B1%CE%BD_%CE%9C%CF%80%CE%AC%CE%BD%CE%B1%CF%87)
- [Stefan Banach](https://eo.wikipedia.org/wiki/Stefan_Banach)
- [Stefan Banach](https://es.wikipedia.org/wiki/Stefan_Banach)
- [Stefan Banach](https://et.wikipedia.org/wiki/Stefan_Banach)
- [Stefan Banach](https://eu.wikipedia.org/wiki/Stefan_Banach)
- [استفان باناخ](https://fa.wikipedia.org/wiki/%D8%A7%D8%B3%D8%AA%D9%81%D8%A7%D9%86_%D8%A8%D8%A7%D9%86%D8%A7%D8%AE)
- [Wikiquote](https://bg.wikiquote.org/wiki/%D0%A1%D1%82%D0%B5%D1%84%D0%B0%D0%BD_%D0%91%D0%B0%D0%BD%D0%B0%D1%85)
- [Wikiquote](https://en.wikiquote.org/wiki/Stefan_Banach)
- [Wikiquote](https://hy.wikiquote.org/wiki/%D5%8D%D5%BF%D5%A5%D6%86%D5%A1%D5%B6_%D4%B2%D5%A1%D5%B6%D5%A1%D5%AD)

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