# J. Barkley Rosser

> John Barkley Rosser Sr. was an American logician, a student of Alonzo Church, and known for his part in the Church–Rosser theorem in lambda calculus. He also developed what is now called the "Rosser sieve" in number theory. He was part of the mathematics department at Cornell University from 1936 to 1963, chairing it several times. He was later director of the Army Mathematics Research Center at the University of Wisconsin–Madison and the first director of the Communications Research Division of IDA. Rosser also authored mathematical textbooks.

*American logician (1907–1989)*

**Canonical URL:** https://fame.am/person/j-barkley-rosser

## Identity
- **Profile type:** Academic ([Wikidata](https://www.wikidata.org/entity/Q39631))
- **Category:** Academics
- **Country:** United States
- **Born:** 1907-12-06
- **Died:** 1989-09-05
- **Status:** deceased
- **Gender:** male

## Bio

Imported from discovery source: wikidata-dump

## Fame
- **Popularity score:** 42.5 / 100
- **Momentum:** 0.7 / 100  (trend: STABLE)
- **Historical depth:** 8.1 / 100
- **Now attention:** 0.0 / 100
- **Source confidence:** 50.0 / 100
- **Profile completeness:** 55.0 / 100

## Sources
- [Wikiquote](https://it.wikiquote.org/wiki/J._Barkley_Rosser)
- [جان بارکلی راسر](https://azb.wikipedia.org/wiki/%D8%AC%D8%A7%D9%86_%D8%A8%D8%A7%D8%B1%DA%A9%D9%84%DB%8C_%D8%B1%D8%A7%D8%B3%D8%B1)
- [John Barkley Rosser](https://de.wikipedia.org/wiki/John_Barkley_Rosser)
- [J. Barkley Rosser](https://en.wikipedia.org/wiki/J._Barkley_Rosser)
- [جان بارکلی راسر](https://fa.wikipedia.org/wiki/%D8%AC%D8%A7%D9%86_%D8%A8%D8%A7%D8%B1%DA%A9%D9%84%DB%8C_%D8%B1%D8%A7%D8%B3%D8%B1)
- [John Barkley Rosser](https://fr.wikipedia.org/wiki/John_Barkley_Rosser)
- [ジョン・バークリー・ロッサー](https://ja.wikipedia.org/wiki/%E3%82%B8%E3%83%A7%E3%83%B3%E3%83%BB%E3%83%90%E3%83%BC%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%BB%E3%83%AD%E3%83%83%E3%82%B5%E3%83%BC)
- [존 버클리 로서](https://ko.wikipedia.org/wiki/%EC%A1%B4_%EB%B2%84%ED%81%B4%EB%A6%AC_%EB%A1%9C%EC%84%9C)
- [John Barkley Rosser](https://pt.wikipedia.org/wiki/John_Barkley_Rosser)
- [Wikidata](https://www.wikidata.org/wiki/Q332905)

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