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Researcher · University of the Aegean · Greece

Nicolas Hadjisavvas

Nicolas Hadjisavvas publishes mostly in Computational Theory and Mathematics, Applied Mathematics and Numerical Analysis, on topics such as Optimization and Variational Analysis, Advanced Optimization Algorithms Research and Contact Mechanics and Variational Inequalities.

ORCID 0000-0002-9895-8190 OpenAlex
World rank
#639,029
of 7,710,434 ranked researchers
Rank in Greece
#2,329
of 33,280
Works
100
Citations
2.6k
Citations per work
26.0
h-index
27
i10-index 43Top 6.7% in Computational Theory and Mathematics
Nicolas Hadjisavvas

What does Nicolas Hadjisavvas research?

Nicolas Hadjisavvas's work is mostly in Mathematics (39%), Computer Science (36%), Physics and Astronomy (4%).

Physical Sciences: 78 works · 78.1% of their workMathematics: 39 works · 39.0% of their workApplied Mathematics: 15 works · 14.7% of their workNumerical Analysis: 13 works · 12.9% of their workGeometry and Topology: 8 works · 7.5% of their workMathematical Physics: 4 works · 3.9% of their workComputer Science: 36 works · 35.5% of their workComputational Theory and Mathematics: 36 works · 35.5% of their workPhysics and Astronomy: 4 works · 3.6% of their workAtomic and Molecular Physics, and Optics: 4 works · 3.6% of their workEverything else: 22 works · 21.9% of their workTHEIR WORKNicolasHadjisavvas100works
Physical Sciences78%

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. Mathematics3939.0%
    2. Computer Science3635.5%
    3. Physics and Astronomy43.6%
  2. Everything else2221.9%
  1. 1Computational Theory and Mathematics36% of their works
  2. 2Applied Mathematics15% of their works
  3. 3Numerical Analysis13% of their works
  4. 4Geometry and Topology8% of their works
  5. 5Mathematical Physics4% of their works
  6. 6Atomic and Molecular Physics, and Optics4% of their works

Research topics

Which keywords describe Nicolas Hadjisavvas's research?

The keywords of their largest research topics: Variational Inequalities, Iterative Algorithms, Nonlinear Operators, Optimization Software, Semidefinite Programming, Contact, Friction and Geometric Means.

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.

All 17 words, with their numbers
  1. Variational Inequalities932 topics
  2. Iterative Algorithms661 topic
  3. Nonlinear Operators661 topic
  4. Optimization Software351 topic
  5. Semidefinite Programming351 topic
  6. Contact271 topic
  7. Friction271 topic
  8. Geometric Means121 topic
  9. Matrix Inequalities121 topic
  10. Fixed Point Theorems111 topic
  11. Metric Spaces111 topic
  12. Boundary Value Problems71 topic
  13. Fractional Differential Equations71 topic
  14. Fractional Laplacian71 topic
  15. Sobolev Spaces71 topic
  16. Level Set Method61 topic
  17. Sensitivity Analysis61 topic

Where does Nicolas Hadjisavvas work?

Nicolas Hadjisavvas's main affiliation in the publication record is University of the Aegean, Greece.

How many publications and citations does Nicolas Hadjisavvas have?

OpenAlex counts 100 works and 2,599 citations for Nicolas Hadjisavvas, an h-index of 27, ranking #639,029 of 7,710,434 researchers worldwide on the quality score.

Ranked on field-normalised 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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