--- title: "John Harrison — author profile and papers · Reasoning" description: "John Harrison, Amazon: 2 papers on Elamur Research (2014–2015), h-index 36 — affiliations, topics, co-authors and who cites them in our library." canonical: "https://research.elamur.ai/free/en/authors/john-harrison/" --- [Elamur Research](https://md.research.elamur.ai/free/en/) · [this page in HTML](https://research.elamur.ai/free/en/authors/john-harrison/) [home](https://md.research.elamur.ai/free/en/) / [authors](https://md.research.elamur.ai/free/en/authors/) / John Harrison # John Harrison John Harrison has 2 papers in our library, in 2014–2015, most of them on [Reasoning](https://md.research.elamur.ai/free/en/topics/reasoning/); often with [Cezary Kaliszyk](https://md.research.elamur.ai/free/en/authors/cezary-kaliszyk/), [Josef Urban](https://md.research.elamur.ai/free/en/authors/josef-urban/), [Tobias Nipkow](https://md.research.elamur.ai/free/en/authors/tobias-nipkow/). 2 papers in our library · 2014–2015 [OpenAlex](https://openalex.org/A5010440892) · [ORCID](https://orcid.org/0000-0001-5707-4631) · [**h-index 36**](https://openalex.org/authors/A5010440892) · [102 works](https://openalex.org/works?filter=author.id:A5010440892) · [4,026 citations](https://openalex.org/works?filter=author.id:A5010440892&sort=cited_by_count:desc) OpenAlex, 2026-10-14 [📄 2 works in our library](https://md.research.elamur.ai/free/en/authors/john-harrison/#papers) · [🔗 Cited 45 times in our library](https://md.research.elamur.ai/free/en/authors/john-harrison/cited-by/) · [⭐ Paper Stars ranking: #6889](https://md.research.elamur.ai/free/en/paper-stars/page/69/#star-6889) The profile is the library's match of the name; two people with one name are not always told apart. Elsewhere: [Google Scholar](https://scholar.google.com/citations?view_op=search_authors&mauthors=John+Harrison) · [Semantic Scholar](https://www.semanticscholar.org/search?q=John+Harrison) · [dblp](https://dblp.org/search?q=John+Harrison) · [ACL Anthology](https://aclanthology.org/search/?q=John+Harrison) ## Affiliations [🏢**Amazon** Seattle · United States 2019–2025 · 3 papers*current*](https://md.research.elamur.ai/free/en/companies/amazon/) · [🏢**Intel** Santa Clara · United States 1998–2017 · 61 papers](https://md.research.elamur.ai/free/en/companies/intel/) · [🎓**University of Cambridge** Cambridge · United Kingdom 1993–2000 · 20 papers](https://md.research.elamur.ai/free/en/universities/university-of-cambridge/) · [🎓**Åbo Akademi University** Turku · Finland 1996 · 4 papers](https://md.research.elamur.ai/free/en/universities/abo-akademi-university/) From the bylines of their papers (OpenAlex, 2026-10-14), ORCID and Wikidata; institutions on papers are matched by machine. 2 more institutions on single bylines are not listed. ## Fields, topics and concepts Of its works in our library, with the number of works on each. 📚 Shelves 6 The field of science this work belongs to (OpenAlex fields).[Computer Science · 2 works](https://md.research.elamur.ai/free/en/shelves/computer-science/) · [Artificial Intelligence · 2 works](https://md.research.elamur.ai/free/en/shelves/computer-science/artificial-intelligence/) · [Computer Science Applications · 1 work](https://md.research.elamur.ai/free/en/shelves/computer-science/computer-science-applications/) · [Mathematics · 1 work](https://md.research.elamur.ai/free/en/shelves/mathematics/) · [Algebra and Number Theory · 1 work](https://md.research.elamur.ai/free/en/shelves/mathematics/algebra-and-number-theory/) · [Numerical Analysis · 1 work](https://md.research.elamur.ai/free/en/shelves/mathematics/numerical-analysis/) 🧭 Topics 1 Research subjects and languages the work is about.[Reasoning · 1 work](https://md.research.elamur.ai/free/en/topics/reasoning/) ## Works by year ### 2010s [**2015** 1 paper](https://md.research.elamur.ai/free/en/authors/john-harrison/year/2015/) · [**2014** 1 paper](https://md.research.elamur.ai/free/en/authors/john-harrison/year/2014/) ## Papers The most cited first (OpenAlex and our library). 1. **[History of Interactive Theorem Proving](https://md.research.elamur.ai/free/en/papers/harrison-2014-history-interactive-theorem-proving/)** *(2014 · 109 citations)* This book chapter traces the history of formal proof built through human–machine cooperation, as opposed to proving done entirely by the computer. 2. **[A formal proof of the Kepler conjecture](https://md.research.elamur.ai/free/en/papers/hales-2015-formal-proof-kepler-conjecture/)** *(2015 · 79 citations)* The Kepler conjecture claims that no arrangement of equal balls in three-dimensional space is denser than the face-centered cubic packing, whose density is π/√18 (about 0.74). ## Co-authors here 3 co-authors with a page, the most papers together first. - [Cezary Kaliszyk](https://md.research.elamur.ai/free/en/authors/cezary-kaliszyk/) - [Josef Urban](https://md.research.elamur.ai/free/en/authors/josef-urban/) - [Tobias Nipkow](https://md.research.elamur.ai/free/en/authors/tobias-nipkow/) ## Venues Where their works here were published, the most works first, with the editions of those that have a page. - Handbook of the History of Logic, vol. 9 (Elsevier) ## Cited by Papers of our library cite their works 45 times (of the 149,439 papers whose bibliographies we read); [27 citing papers with a page here →](https://md.research.elamur.ai/free/en/authors/john-harrison/cited-by/). Updated 3 November 2026