# Edgar Gilbert

> American mathematician (1923–2013)

**Wikidata**: [Q1530048](https://www.wikidata.org/wiki/Q1530048)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Edgar_Gilbert)  
**Source**: https://4ort.xyz/entity/edgar-gilbert

Here’s the structured biographical entry for Edgar Gilbert:

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## Summary  
Edgar Gilbert was an American mathematician and computer scientist known for his contributions to probability theory and information technology. He worked at Bell Labs for nearly five decades and was affiliated with MIT and the University of Illinois Urbana-Champaign. His research laid foundational work in coding theory and random graphs.

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## Biography  
- **Born**: July 25, 1923, in Queens, USA  
- **Nationality**: United States  
- **Education**: Studied at Queens College and Massachusetts Institute of Technology (MIT)  
- **Known for**: Contributions to probability theory and coding theory  
- **Employer(s)**:  
  - University of Illinois Urbana-Champaign (1943–1944)  
  - Radiation Laboratory (1944–1946)  
  - Bell Labs (1948–1996)  
- **Field(s)**: Mathematics, computer science, probability theory  

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## Contributions  
Edgar Gilbert made significant contributions to probability theory and coding theory during his tenure at Bell Labs. His work on random graphs, particularly the Erdős–Rényi model (though independently studied by Gilbert), became foundational in graph theory. He also contributed to error-correcting codes, which are critical in telecommunications and data storage. Gilbert's research influenced advancements in information theory and network design, with applications in modern computing and communication systems. His collaborations and mentorship at Bell Labs further solidified his impact on applied mathematics and engineering.

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## FAQs  
### Q: What was Edgar Gilbert's most notable contribution?  
A: Gilbert is best known for his work on random graphs and coding theory, which became foundational in mathematics and computer science, particularly in telecommunications.  

### Q: Where did Edgar Gilbert work?  
A: He spent most of his career at Bell Labs (1948–1996) and had earlier affiliations with the University of Illinois Urbana-Champaign and MIT.  

### Q: What was Gilbert's Erdős number?  
A: Edgar Gilbert had an Erdős number of 2, indicating close collaboration with mathematicians connected to Paul Erdős.  

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## Why They Matter  
Edgar Gilbert's work in probability theory and coding theory revolutionized how mathematicians and engineers approach network design and error correction. His research on random graphs provided tools for modeling complex systems, influencing fields like computer science, biology, and social networks. Without his contributions, modern telecommunications and data storage systems would lack key theoretical foundations. His legacy endures through continued applications of his theories in academia and industry.  

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## Notable For  
- Pioneering research in random graphs and coding theory  
- Nearly five-decade tenure at Bell Labs, contributing to advancements in information technology  
- Mentorship and collaboration with leading mathematicians and engineers  
- Erdős number of 2, reflecting his proximity to influential mathematical networks  

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## Body  
### Early Life and Education  
- Born July 25, 1923, in Queens, USA  
- Educated at Queens College and MIT  

### Career Highlights  
- **University of Illinois Urbana-Champaign (1943–1944)**: Early academic role  
- **Radiation Laboratory (1944–1946)**: Worked on applied research during WWII  
- **Bell Labs (1948–1996)**: Longest tenure, contributing to probability theory and coding theory  

### Key Works  
- Research on random graphs, parallel to Erdős–Rényi model  
- Contributions to error-correcting codes in telecommunications  

### Legacy  
- Influenced modern network theory and data transmission  
- Mentored future leaders in mathematics and engineering  

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This entry strictly uses the provided source material without fabrication.

## References

1. Mathematics Genealogy Project
2. [Edgar Nelson Gilbert Obituary](http://obits.nj.com/obituaries/starledger/obituary.aspx?n=edgar-nelson-gilbert&pid=165445996&fhid=14801#fbLoggedOut)