# Joseph Leonard Walsh

> Joseph Leonard Walsh was an American mathematician who worked mainly in the field of analysis. The Walsh function and the Walsh-Hadamard code are named after him. The Grace-Walsh-Szegő coincidence theorem is important in the study of the location of the zeros of multivariate polynomials.

*American mathematician (1895-1973)*

**Canonical URL:** https://fame.am/person/joseph-leonard-walsh

## Identity
- **Profile type:** Academic ([Wikidata](https://www.wikidata.org/entity/Q39631))
- **Category:** Academics
- **Country:** United States
- **Born:** 1895-09-21
- **Died:** 1973-12-06
- **Status:** deceased
- **Gender:** male

## Fame
- **Popularity score:** 42.1 / 100
- **Momentum:** 0.0 / 100  (trend: FALLING)
- **Historical depth:** 9.6 / 100
- **Attention shift:** 0.0 / 100
- **Source confidence:** 60.0 / 100
- **Profile completeness:** 70.0 / 100

## Sources
- [約瑟夫·L·沃爾什](https://zh.wikipedia.org/wiki/%E7%B4%84%E7%91%9F%E5%A4%AB%C2%B7L%C2%B7%E6%B2%83%E7%88%BE%E4%BB%80)
- [جوزيف إل. والش](https://ar.wikipedia.org/wiki/%D8%AC%D9%88%D8%B2%D9%8A%D9%81_%D8%A5%D9%84._%D9%88%D8%A7%D9%84%D8%B4)
- [چوزيف ليونارد والش](https://arz.wikipedia.org/wiki/%DA%86%D9%88%D8%B2%D9%8A%D9%81_%D9%84%D9%8A%D9%88%D9%86%D8%A7%D8%B1%D8%AF_%D9%88%D8%A7%D9%84%D8%B4)
- [جوزف ال. والش](https://azb.wikipedia.org/wiki/%D8%AC%D9%88%D8%B2%D9%81_%D8%A7%D9%84._%D9%88%D8%A7%D9%84%D8%B4)
- [Joseph Walsh](https://ca.wikipedia.org/wiki/Joseph_Walsh)
- [Joseph L. Walsh](https://de.wikipedia.org/wiki/Joseph_L._Walsh)
- [Joseph L. Walsh](https://en.wikipedia.org/wiki/Joseph_L._Walsh)
- [جوزف ال. والش](https://fa.wikipedia.org/wiki/%D8%AC%D9%88%D8%B2%D9%81_%D8%A7%D9%84._%D9%88%D8%A7%D9%84%D8%B4)
- [Joseph L. Walsh](https://fr.wikipedia.org/wiki/Joseph_L._Walsh)
- [조세프 월시](https://ko.wikipedia.org/wiki/%EC%A1%B0%EC%84%B8%ED%94%84_%EC%9B%94%EC%8B%9C)
- [Joseph Leonard Walsh](https://pt.wikipedia.org/wiki/Joseph_Leonard_Walsh)
- [Wikidata](https://www.wikidata.org/wiki/Q1336492)

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