# William Orchard-Hays

> American mathematician

**Wikidata**: [Q15854678](https://www.wikidata.org/wiki/Q15854678)  
**Source**: https://4ort.xyz/entity/william-orchard-hays

## Summary
William Orchard-Hays was an American mathematician and computer scientist. Born in 1918 and passing away in 1989, he is recognized for his contributions to the fields of mathematics and computer science within the United States. His professional identity is documented across numerous authoritative scientific and library databases.

## Biography
- **Born:** September 13, 1918
- **Died:** November 2, 1989
- **Death Place:** Silver Spring, United States
- **Nationality:** United States
- **Sex/Gender:** Male
- **Occupation:** Mathematician, Computer Scientist
- **Field(s):** Mathematics, Computer Science (Industrial sector, Service sector)
- **Education:** [Information not provided in source]
- **Employer(s):** [Information not provided in source]

## Contributions
Based on the provided structured data, William Orchard-Hays is identified as a significant figure in the intersection of mathematics and computer science. While specific titles of papers or projects are not listed in the source material, his professional classification as a "computer scientist" implies a role in the study and practice of computation.

His contributions are substantiated by his extensive presence in major academic indexing systems. He holds an MR Author ID (205634) from MathSciNet and a Scopus Author ID (6507956603), indicating a verified record of publications in mathematical literature. Furthermore, his zbMath Author ID (orchard-hays.william) serves as a key reference for his work in the field. His association with the "industrial sector" and "service sector" within the context of computer science suggests his work had practical or commercial applications beyond pure theory. His biographical data is maintained by WikiProject Mathematics, confirming his relevance to the mathematical community.

## FAQs

### Q: What was William Orchard-Hays's profession?
A: William Orchard-Hays was a mathematician and computer scientist. He is also classified as a practitioner in the industrial and service sectors.

### Q: When was William Orchard-Hays born and when did he die?
A: He was born on September 13, 1918, and died on November 2, 1989, at the age of 71.

### Q: Where did William Orchard-Hays die?
A: According to references cited in his structured data, he died in Silver Spring, United States.

## Why They Matter
William Orchard-Hays represents the foundational generation of professionals who bridged the gap between abstract mathematics and the emerging discipline of computer science. His work is significant enough to be tracked and maintained by WikiProject Mathematics, ensuring his data remains consistent across knowledge bases. The existence of his profiles across diverse global authority systems—from the Library of Congress to the French IdRef system—demonstrates that his work achieved international recognition and cataloging. This widespread bibliographic control indicates that his research output was substantial enough to require standardization across libraries and academic repositories worldwide, cementing his legacy in the scientific record.

## Notable For
- Holding dual professional classifications as both a **Mathematician** and a **Computer Scientist**.
- Being indexed in the **Library of Congress Authority File** (ID n82202634), verifying his notability in American scholarship.
- Maintaining an **ISNI** (International Standard Name Identifier) of 0000000108947037, certifying his unique identity across global databases.
- Having his biography data explicitly maintained by **WikiProject Mathematics**.
- Possessing verified author identifiers in **Scopus**, **zbMath**, and **MathSciNet** (MR Author ID).

## Body

### Personal Data and Timeline
William Orchard-Hays was a male American citizen born on September 13, 1918. He lived a lifespan of 71 years, passing away on November 2, 1989. His death occurred in Silver Spring, as confirmed by publications referenced in his bibliographic profile.

### Professional Identity
Orchard-Hays operated within the academic and professional spheres of the United States. His primary vocations were defined as:
*   **Mathematician:** A specialist in the science of numbers, quantity, and space.
*   **Computer Scientist:** A practitioner involved in the study of computation, specifically noted in relation to the industrial and service sectors.

### Bibliographic and Authority Records
The legacy of William Orchard-Hays is preserved through a complex network of international authority control records. These identifiers serve as the definitive markers of his academic and biographical existence:

*   **Library Systems:** He is recorded in the Library of Congress (n82202634), the National Diet Library of Japan (00451810), and the National Library of Poland (NUKAT ID n2010160759).
*   **Academic Indexing:** His research profile is tracked via:
    *   **Scopus:** ID 6507956603
    *   **zbMath:** ID orchard-hays.william
    *   **MathSciNet:** MR Author ID 205634
*   **Global Networks:** He holds a VIAF ID (45659319) and an ISNI, linking his records across different cultural and linguistic databases, including the French IdRef system (081386966) and the Dutch Pica network (06813424X).
*   **Digital Presence:** His digital footprint includes a Google Knowledge Graph ID (/g/1z3t306fx) and a Yale Lux ID (person/96a88301-1972-4cc8-9caf-4c8b77f8f3aa).

## References

1. [Source](https://pubsonline.informs.org/doi/pdf/10.1287/inte.20.4.5)
2. Virtual International Authority File