# E. T. Parker

> Ernest Tilden Parker (1926–1991) was a professor emeritus of the University of Illinois Urbana-Champaign. He is notable for his breakthrough work along with R. C. Bose and S. S. Shrikhande in their disproof of the famous conjecture made by Leonhard Euler dated 1782 that there do not exist two mutually orthogonal latin squares of order  for every . He was at that time employed in the UNIVAC division of Remington Rand, but he subsequently joined the mathematics faculty at University of Illinois. In 1968, he and a Ph.D. student, K. B. Reid, disproved a conjecture on tournaments by Paul Erdős and Leo Moser.

*American mathematician*

**Canonical URL:** https://fame.am/person/e-t-parker

## Identity
- **Profile type:** Academic ([Wikidata](https://www.wikidata.org/entity/Q39631))
- **Category:** Academics
- **Country:** United States
- **Born:** 1926
- **Died:** 1991
- **Status:** deceased
- **Gender:** male

## Bio

Imported from discovery source: wikidata-dump

## Fame
- **Popularity score:** 35.8 / 100
- **Momentum:** 0.3 / 100  (trend: FALLING)
- **Historical depth:** 5.7 / 100
- **Now attention:** 0.0 / 100
- **Source confidence:** 35.0 / 100
- **Profile completeness:** 55.0 / 100

## Sources
- [Ernest Tilden Parker](https://de.wikipedia.org/wiki/Ernest_Tilden_Parker)
- [إي. تي باركر](https://ar.wikipedia.org/wiki/%D8%A5%D9%8A._%D8%AA%D9%8A_%D8%A8%D8%A7%D8%B1%D9%83%D8%B1)
- [ارنست تیلدن پارکر](https://azb.wikipedia.org/wiki/%D8%A7%D8%B1%D9%86%D8%B3%D8%AA_%D8%AA%DB%8C%D9%84%D8%AF%D9%86_%D9%BE%D8%A7%D8%B1%DA%A9%D8%B1)
- [Ernest Tilden Parker](https://pt.wikipedia.org/wiki/Ernest_Tilden_Parker)
- [E. T. Parker](https://en.wikipedia.org/wiki/E._T._Parker)
- [ارنست تیلدن پارکر](https://fa.wikipedia.org/wiki/%D8%A7%D8%B1%D9%86%D8%B3%D8%AA_%D8%AA%DB%8C%D9%84%D8%AF%D9%86_%D9%BE%D8%A7%D8%B1%DA%A9%D8%B1)
- [Wikidata](https://www.wikidata.org/wiki/Q5322168)

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