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Researcher · Ordnance Survey · United Kingdom

Kaj L. Nielsen

Kaj L. Nielsen publishes mostly in Geometry and Topology, Modeling and Simulation and Applied Mathematics, on topics such as Mathematics and Applications, Matrix Theory and Algorithms and Mathematics Education and Programs.

OpenAlex
World rank
#3,377,894
of 7,710,434 ranked researchers
Rank in United Kingdom
#224,825
of 367,258
Works
25
Citations
275
Citations per work
11.0
h-index
7
i10-index 5Top 57% in Geometry and Topology
Kaj L. Nielsen

What does Kaj L. Nielsen research?

Kaj L. Nielsen's work is mostly in Mathematics (50%), Computer Science (11%).

Physical Sciences: 15 works · 61.4% of their workMathematics: 12 works · 50.0% of their workGeometry and Topology: 3 works · 13.6% of their workApplied Mathematics: 3 works · 11.4% of their workModeling and Simulation: 3 works · 11.4% of their workNumerical Analysis: 2 works · 6.8% of their workTheoretical Computer Science: 2 works · 6.8% of their workComputer Science: 3 works · 11.4% of their workComputational Theory and Mathematics: 3 works · 11.4% of their workEverything else: 10 works · 38.6% of their workTHEIR WORKKaj L. Nielsen25works
Physical Sciences61%

Their six largest subfields, inside their fields and domains; the grey slice is everything else they publish. The interactive view splits every one of their works down to single topics.

The fields and subfields, with their numbers
    1. Mathematics1250.0%
    2. Computer Science311.4%
  2. Everything else1038.6%
  1. 1Geometry and Topology14% of their works
  2. 2Modeling and Simulation11% of their works
  3. 3Applied Mathematics11% of their works
  4. 4Computational Theory and Mathematics11% of their works
  5. 5Numerical Analysis7% of their works
  6. 6Theoretical Computer Science7% of their works

Research topics

Which keywords describe Kaj L. Nielsen's research?

The keywords of their largest research topics: Geometry, Hyperbolic, Engineering Students, Mathematics Support, Matrix Computations, Numerical Linear Algebra, Geometric Algebra and Historical Sources.

Size is their works in the topics tagged with each word, from their 8 largest topics. Each links to the topic it comes from most. The words come from the keyword list OpenAlex gives each topic, not from the text of the papers, so a word can appear that none of the papers uses.

All 16 words, with their numbers
  1. Geometry61 topic
  2. Hyperbolic61 topic
  3. Engineering Students51 topic
  4. Mathematics Support51 topic
  5. Matrix Computations51 topic
  6. Numerical Linear Algebra51 topic
  7. Geometric Algebra31 topic
  8. Historical Sources31 topic
  9. Mathematics Education31 topic
  10. Quaternionic Analysis31 topic
  11. Crime21 topic
  12. Differential Equations21 topic
  13. Geometric Modeling21 topic
  14. Kidnapping21 topic
  15. Nanomaterials21 topic
  16. Numerical Integration21 topic

Where does Kaj L. Nielsen work?

Kaj L. Nielsen's main affiliation in the publication record is Ordnance Survey, United Kingdom.

How many publications and citations does Kaj L. Nielsen have?

OpenAlex counts 25 works and 275 citations for Kaj L. Nielsen, an h-index of 7, ranking #3,377,894 of 7,710,434 researchers worldwide on the quality score.

Ranked on field-normalised citation excellence (50%), output (30%) and citations (20%). Counts come from OpenAlex author records, which occasionally merge different people who share a name or split one person into several.

Papers, co-authors, who cited this work and researchers on the nearest topics have tabs of their own, above. Is this your page? Claim it with your ORCID iD, or request a correction or removal.

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