Trond Steihaug

3.6k total citations · 2 hit papers
61 papers, 2.4k citations indexed

About

Trond Steihaug is a scholar working on Computational Theory and Mathematics, Numerical Analysis and Computational Mechanics. According to data from OpenAlex, Trond Steihaug has authored 61 papers receiving a total of 2.4k indexed citations (citations by other indexed papers that have themselves been cited), including 46 papers in Computational Theory and Mathematics, 38 papers in Numerical Analysis and 14 papers in Computational Mechanics. Recurrent topics in Trond Steihaug's work include Matrix Theory and Algorithms (37 papers), Advanced Optimization Algorithms Research (34 papers) and Iterative Methods for Nonlinear Equations (16 papers). Trond Steihaug is often cited by papers focused on Matrix Theory and Algorithms (37 papers), Advanced Optimization Algorithms Research (34 papers) and Iterative Methods for Nonlinear Equations (16 papers). Trond Steihaug collaborates with scholars based in Norway, United States and Canada. Trond Steihaug's co-authors include Ron S. Dembo, Stanley C. Eisenstat, Arne Wolfbrandt, Mohamed El Ghami, R. A. Tapia, Zouhair Guennoun, C. Roos, Sanjay Kumar Khattri, Magnus R. Hestenes and J.B.M. Melissen and has published in prestigious journals such as Journal of Computational Physics, Mathematics of Computation and SIAM Journal on Numerical Analysis.

In The Last Decade

Trond Steihaug

53 papers receiving 2.1k citations

Hit Papers

Inexact Newton Methods 1982 2026 1996 2011 1982 1983 250 500 750 1000
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. Inexact Newton Methods
    1982 1.1k citations Trond Steihaug et al. SIAM Journal on Numerical Analysis profile →
  2. The Conjugate Gradient Method and Trust Regions in Large Scale Optimization
    1983 581 citations Trond Steihaug SIAM Journal on Numerical Analysis profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
Trond Steihaug Norway 12 1.4k 1.3k 789 191 177 61 2.4k
Klaus Ritter Germany 21 874 0.6× 735 0.6× 385 0.5× 218 1.1× 136 0.8× 95 2.3k
B. S. Garbow United States 13 1.2k 0.9× 1.2k 0.9× 515 0.7× 267 1.4× 307 1.7× 23 2.7k
James M. Ortega United States 23 955 0.7× 1.4k 1.1× 706 0.9× 215 1.1× 202 1.1× 57 2.9k
Changfeng Ma China 24 1.1k 0.8× 1.4k 1.1× 550 0.7× 229 1.2× 105 0.6× 192 2.0k
Kurt Georg United States 16 977 0.7× 1.0k 0.8× 699 0.9× 491 2.6× 161 0.9× 31 3.1k
Erich Novak Germany 22 1.2k 0.8× 713 0.6× 482 0.6× 79 0.4× 270 1.5× 84 2.5k
Li‐Zhi Liao Hong Kong 25 1.1k 0.8× 981 0.8× 667 0.8× 382 2.0× 504 2.8× 88 2.6k
Eugene L. Allgower United States 20 1.1k 0.8× 1.2k 1.0× 874 1.1× 512 2.7× 164 0.9× 49 3.4k
Moody T. Chu United States 27 840 0.6× 1.4k 1.1× 426 0.5× 160 0.8× 164 0.9× 97 2.6k
Kenneth R. Jackson Canada 21 1.1k 0.8× 633 0.5× 664 0.8× 216 1.1× 113 0.6× 61 2.3k

Countries citing papers authored by Trond Steihaug

Since Specialization
Citations

This map shows the geographic impact of Trond Steihaug's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Trond Steihaug with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Trond Steihaug more than expected).

Fields of papers citing papers by Trond Steihaug

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Trond Steihaug. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Trond Steihaug. The network helps show where Trond Steihaug may publish in the future.

Co-authorship network of co-authors of Trond Steihaug

This figure shows the co-authorship network connecting the top 25 collaborators of Trond Steihaug. A scholar is included among the top collaborators of Trond Steihaug based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Trond Steihaug. Trond Steihaug is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Steihaug, Trond. (2024). On the Square Root Computation in Liber Abaci and De Practica Geometrie by Fibonacci. Mathematics. 12(6). 889–889.
2.
Baryamureeba, Venansius, Trond Steihaug, & Mohamed El Ghami. (2018). A REVIEW OF TERMINATION RULES OF AN INEXACT PRIMAL-DUAL INTERIOR POINT METHOD FOR LINEAR PROGRAMMING PROBLEMS. 39(3). 480–494. 1 indexed citations
3.
Steihaug, Trond, et al.. (2017). A parametrized stock-recruitment relationship derived from a slow-fast population dynamic model. Mathematics and Computers in Simulation. 145. 171–185.
4.
Steihaug, Trond, et al.. (2013). Graph models and their efficient implementation for sparse Jacobian matrix determination. Discrete Applied Mathematics. 161(12). 1747–1754. 1 indexed citations
5.
Steihaug, Trond, et al.. (2012). Optimal direct determination of sparse Jacobian matrices. Optimization methods & software. 28(6). 1218–1232. 3 indexed citations
6.
Steihaug, Trond, et al.. (2011). On a New Method for Derivative Free Optimization. Bergen Open Research Archive (BORA) (University of Bergen). 4. 244–255. 1 indexed citations
7.
Ghami, Mohamed El, et al.. (2011). Interior-point methods for linear optimization based on a kernel function with a trigonometric barrier term. Journal of Computational and Applied Mathematics. 236(15). 3613–3623. 52 indexed citations
8.
Steihaug, Trond, et al.. (2011). On diagonally structured problems in unconstrained optimization using an inexact super Halley method. Journal of Computational and Applied Mathematics. 236(15). 3685–3695. 4 indexed citations
9.
Steihaug, Trond, et al.. (2010). Large-scale eigenvalue problems in trust-region calculations. Data Archiving and Networked Services (DANS).
10.
Ghami, Mohamed El, C. Roos, & Trond Steihaug. (2009). A generic primal–dual interior-point method for semidefinite optimization based on a new class of kernel functions. Optimization methods & software. 25(3). 387–403. 10 indexed citations
11.
Ghami, Mohamed El, et al.. (2008). A polynomial-time algorithm for linear optimization based on a new class of kernel functions. Journal of Computational and Applied Mathematics. 224(2). 500–513. 21 indexed citations
12.
Steihaug, Trond, et al.. (2007). Graph coloring in the estimation of sparse derivative matrices: Instances and applications. Discrete Applied Mathematics. 156(2). 280–288. 9 indexed citations
13.
Steihaug, Trond, et al.. (2004). Data structures in Java for matrix computations: Research Articles. Concurrency and Computation Practice and Experience. 16(8). 799–815. 1 indexed citations
14.
Steihaug, Trond, et al.. (2002). Large-scale optimization techniques for nonnegative image restorations. Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE. 4791. 233–233. 3 indexed citations
15.
Baryamureeba, Venansius & Trond Steihaug. (2000). On the Convergence of an Inexact Primal-Dual Interior Point Method for Linear Programming.
16.
Baryamureeba, Venansius & Trond Steihaug. (1999). Computational Issues for a New Class of Preconditioners.. 128–135. 2 indexed citations
17.
El-Bakry, Amr & Trond Steihaug. (1998). On the Component-Wise Convergence Rate. Rice Digital Scholarship Archive (Rice University). 1 indexed citations
18.
Steihaug, Trond, et al.. (1986). On the Successive Projections Approach to Least-Squares Problems. SIAM Journal on Numerical Analysis. 23(4). 717–733. 12 indexed citations
19.
Steihaug, Trond. (1984). On the sparse and symmetric least-change secant update. Mathematics of Computation. 42(166). 521–533. 2 indexed citations
20.
Steihaug, Trond & Arne Wolfbrandt. (1979). An attempt to avoid exact Jacobian and nonlinear equations in the numerical solution of stiff differential equations. Mathematics of Computation. 33(146). 521–534. 104 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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