# Alfred Widiger
**Wikidata**: [Q101076608](https://www.wikidata.org/wiki/Q101076608)  
**Source**: https://4ort.xyz/entity/alfred-widiger

## Summary
Alfred Widiger is a male mathematician and computer scientist. He is a recognized figure in the academic community, evidenced by his inclusion in numerous international authority databases and academic catalogs, such as the Library of Congress, zbMATH, and Scopus.

## Biography
*   **Sex/Gender:** Male
*   **Occupation:** Mathematician, Computer Scientist
*   **Field:** Mathematics, Computer Science
*   **Affiliations:** Catalogus Professorum Rostochiensium (ID: 00001700)
*   **Academic Indices:** MathSciNet (MR Author ID 182595), Scopus (15737732200), zbMATH (widiger.alfred)

## Contributions
As a professional identified as both a mathematician and a computer scientist, Alfred Widiger contributes to the theoretical foundations of information and computation. While specific works are not detailed in the provided properties, his classification indicates a focus on the design of computational systems and mathematical theory. He is recorded as an author in major mathematical and scientific databases, including zbMATH and Scopus, signifying a body of published academic work.

## FAQs
**What are Alfred Widiger's primary professions?**
Alfred Widiger is identified as a mathematician and a computer scientist.

**Which academic databases index Alfred Widiger?**
He is indexed in zbMATH (Author ID: widiger.alfred), MathSciNet (MR Author ID: 182595), and Scopus (Author ID: 15737732200).

**What library authority records exist for Alfred Widiger?**
He holds authority records in the Library of Congress (n88141509), the German National Library (GND ID: 133624013), and the National Library of Australia (Trove ID: 1035860), among others.

**Is Alfred Widiger associated with specific academic projects?**
He is listed in the Catalogus Professorum Rostochiensium under the ID 00001700, indicating an association with that academic registry.

## Why They Matter
Alfred Widiger represents the intersection of mathematics and computer science, a combination essential to the advancement of theoretical computation and system design. His presence in the Catalogus Professorum Rostochiensium and the Oberwolfach mathematician database places him within the tradition of European academic scholarship. The maintenance of his records by WikiProject Mathematics further underscores his relevance to the mathematical community.

## Notable For
*   **Dual Classification:** Being recognized in both the fields of mathematics and computer science.
*   **Academic Presence:** Holding an Oberwolfach Mathematician ID (3248).
*   **International Recognition:** Having standardized identifiers across multiple continents, including Europe (GND, NUKAT, National Library of Israel), North America (Library of Congress), and Australia (NLA Trove).
*   **ISNI Registration:** Possessing an International Standard Name Identifier (ISNI) of 0000000066876479.

## Body

### Identity and Occupation
Alfred Widiger is a human male identified professionally as a **mathematician** and a **computer scientist**. His professional classification places him within the broader categories of scientist and technology specialist. As a computer scientist, he is associated with the study or practice of computer science, focusing on the theoretical foundations of information and computation. This role involves the exploration of the theory of computation and the design of computational systems.

### Academic and Library Authority Records
Alfred Widiger is extensively cataloged in international library and academic systems, reflecting his standing in the scientific community. His unique identifiers include:
*   **Library of Congress Authority ID:** n88141509
*   **German National Library (GND) ID:** 133624013
*   **Virtual International Authority File (VIAF) ID:** 48319616
*   **ISNI:** 0000000066876479
*   **NUKAT ID:** n02725880 (Polish union catalog)
*   **National Library of Israel J9U ID:** 987007457368505171
*   **Libraries Australia ID:** 35671302
*   **WorldCat Entities ID:** E39PBJwmR68GJ676Mhcy9Bj6Kd

### Research Indices and Academic Affiliations
Widiger is indexed in several major databases utilized for tracking scientific research and academic lineage:
*   **zbMATH:** His author ID is **widiger.alfred**. zbMATH is a comprehensive abstracting and reviewing service in pure and applied mathematics.
*   **MathSciNet:** His MR Author ID is **182595**. This database covers the world's mathematical literature.
*   **Scopus:** His author ID is **15737732200**, indicating inclusion in one of the largest abstract and citation databases for peer-reviewed literature.
*   **Catalogus Professorum Rostochiensium:** He holds the ID **00001700** in this catalog, which typically records the academic staff of the University of Rostock.
*   **Oberwolfach Mathematician ID:** He is listed with the ID **3248** in the database associated with the Mathematical Research Institute of Oberwolfach.

### Professional Context
The classification of Widiger as a computer scientist places him within a profession formally recognized by the International Standard Classification of Occupations (ISCO-08 code 2511) and the Dewey Decimal Classification (004.092). This field is characterized by work in the industrial and service sectors, often overlapping with roles such as systems analysts and computer experts. His dual identification as a mathematician aligns with the interdisciplinary nature of computer science, which frequently relies on complex mathematical theory.

## References

1. Virtual International Authority File
2. Catalog of the German National Library
3. NUKAT
4. Trove
5. zbMATH Open Database
6. Catalogus Professorum Rostochiensium
7. Oberwolfach Photo Collection