Helmut Wielandt

4.1k total citations · 1 hit paper
39 papers, 2.1k citations indexed

About

Helmut Wielandt is a scholar working on Discrete Mathematics and Combinatorics, Computational Theory and Mathematics and Electrical and Electronic Engineering. According to data from OpenAlex, Helmut Wielandt has authored 39 papers receiving a total of 2.1k indexed citations (citations by other indexed papers that have themselves been cited), including 11 papers in Discrete Mathematics and Combinatorics, 10 papers in Computational Theory and Mathematics and 8 papers in Electrical and Electronic Engineering. Recurrent topics in Helmut Wielandt's work include Finite Group Theory Research (11 papers), graph theory and CDMA systems (8 papers) and Advanced Topics in Algebra (6 papers). Helmut Wielandt is often cited by papers focused on Finite Group Theory Research (11 papers), graph theory and CDMA systems (8 papers) and Advanced Topics in Algebra (6 papers). Helmut Wielandt collaborates with scholars based in Germany and United States. Helmut Wielandt's co-authors include Franklin Haimo, Olga Taussky, Surinder K. Sehgal, Emeric Deutsch and Bertram Huppert and has published in prestigious journals such as Archive for Rational Mechanics and Analysis, American Mathematical Monthly and Pacific Journal of Mathematics.

In The Last Decade

Helmut Wielandt

39 papers receiving 1.7k citations

Hit Papers

Finite Permutation Groups. 1966 2026 1986 2006 1966 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. Finite Permutation Groups.
    1966 1.2k citations Franklin Haimo, Helmut Wielandt American Mathematical Monthly profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Helmut Wielandt Germany 17 1.4k 925 919 512 423 39 2.1k
Franklin Haimo United States 6 973 0.7× 667 0.7× 638 0.7× 552 1.1× 290 0.7× 24 1.7k
J.J. Seidel Netherlands 21 555 0.4× 469 0.5× 566 0.6× 440 0.9× 375 0.9× 43 1.4k
Dragomir Ž. Djoković Canada 17 472 0.3× 246 0.3× 344 0.4× 507 1.0× 498 1.2× 105 1.3k
J.-M. Goethals Netherlands 19 514 0.4× 884 1.0× 834 0.9× 259 0.5× 377 0.9× 31 1.7k
Eiichi Bannaĭ Japan 21 1.2k 0.9× 961 1.0× 929 1.0× 550 1.1× 300 0.7× 129 2.1k
J. W. P. Hirschfeld United Kingdom 19 1.5k 1.1× 1.6k 1.8× 1.2k 1.3× 562 1.1× 265 0.6× 62 2.3k
Walter Feit United States 22 1.6k 1.1× 857 0.9× 794 0.9× 741 1.4× 211 0.5× 78 2.1k
Daniel Gorenstein United States 28 2.9k 2.1× 1.8k 2.0× 1.6k 1.7× 1.2k 2.3× 243 0.6× 75 3.4k
Reinhold Baer Germany 21 835 0.6× 331 0.4× 346 0.4× 469 0.9× 185 0.4× 73 1.6k
Trevor Hawkes United Kingdom 13 894 0.6× 555 0.6× 431 0.5× 323 0.6× 109 0.3× 39 1.1k

Countries citing papers authored by Helmut Wielandt

Since Specialization
Citations

This map shows the geographic impact of Helmut Wielandt'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 Helmut Wielandt with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Helmut Wielandt more than expected).

Fields of papers citing papers by Helmut Wielandt

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Helmut Wielandt. 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 Helmut Wielandt. The network helps show where Helmut Wielandt may publish in the future.

Co-authorship network of co-authors of Helmut Wielandt

This figure shows the co-authorship network connecting the top 25 collaborators of Helmut Wielandt. A scholar is included among the top collaborators of Helmut Wielandt 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 Helmut Wielandt. Helmut Wielandt 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.
Wielandt, Helmut. (1996). Linear Algebra and Analysis. 2 indexed citations
2.
Deutsch, Emeric & Helmut Wielandt. (1983). Nested bounds for the Perron root of a nonnegative matrix. Linear Algebra and its Applications. 52-53. 235–251. 9 indexed citations
3.
Wielandt, Helmut. (1981). Subnormalität in faktorisierten endlichen Gruppen. Journal of Algebra. 69(2). 305–311. 15 indexed citations
4.
Wielandt, Helmut. (1980). �ber das Erzeugnis paarweise kosubnormaler Untergruppen. Archiv der Mathematik. 35(1). 1–7. 9 indexed citations
5.
Wielandt, Helmut. (1974). Normalteiler in 3-transitiven Gruppen. Mathematische Zeitschrift. 136(3). 243–244. 1 indexed citations
6.
Wielandt, Helmut, et al.. (1971). Subnormal subgroups and permutation groups : lectures given at the Ohio State University, Columbus, Ohio, in the Spring of 1971. Medical Entomology and Zoology. 36 indexed citations
7.
Wielandt, Helmut. (1969). Permutation Representations. Illinois Journal of Mathematics. 13(1). 2 indexed citations
8.
Haimo, Franklin & Helmut Wielandt. (1966). Finite Permutation Groups.. American Mathematical Monthly. 73(7). 800–800. 1156 indexed citations breakdown →
9.
Taussky, Olga & Helmut Wielandt. (1963). ON THE ROLE OF THE DETERMINANT IN SEMIGROUPS OF MATRICES. The Quarterly Journal of Mathematics. 14(1). 123–130. 7 indexed citations
10.
Taussky, Olga & Helmut Wielandt. (1962). On the matrix function Ax+X′A′. Archive for Rational Mechanics and Analysis. 9(1). 93–96. 25 indexed citations
11.
Wielandt, Helmut. (1960). Beziehungen zwischen den Fixpunktzahlen von Automorphismengruppen einer endlichen Gruppe. Mathematische Zeitschrift. 73(2). 146–158. 62 indexed citations
12.
Wielandt, Helmut. (1960). Einbettung zweier Gruppen in eine einfache Gruppe. Mathematische Zeitschrift. 73(1). 20–21. 4 indexed citations
13.
Wielandt, Helmut. (1958). �ber den Normalisator der subnormalen Untergruppen. Mathematische Zeitschrift. 69(1). 463–465. 78 indexed citations
14.
Wielandt, Helmut & Bertram Huppert. (1958). Normalteiler mehrfach transitiver Permutationsgruppen. Archiv der Mathematik. 9(1). 18–26. 8 indexed citations
15.
Wielandt, Helmut. (1958). Sylowgruppen und Kompositums-Struktur. Abhandlungen aus dem Mathematischen Seminar der Universität Hamburg. 22(1). 215–228. 24 indexed citations
16.
Wielandt, Helmut. (1957). Vertauschbare nachinvariante untergruppen. Abhandlungen aus dem Mathematischen Seminar der Universität Hamburg. 21(1). 55–62. 33 indexed citations
17.
Wielandt, Helmut. (1955). An Extremum Property of Sums of Eigenvalues. Proceedings of the American Mathematical Society. 6(1). 106–106. 32 indexed citations
18.
Wielandt, Helmut. (1955). An extremum property of sums of eigenvalues. Proceedings of the American Mathematical Society. 6(1). 106–110. 89 indexed citations
19.
Wielandt, Helmut. (1955). Primitive Permutationsgruppen vom Grad 2p. Mathematische Zeitschrift. 63(1). 478–485. 24 indexed citations
20.
Wielandt, Helmut. (1954). Einschließung von Eigenwerten Hermitescher Matrizen nach dem Abschnittsverfahren. Archiv der Mathematik. 5(1-3). 108–114. 6 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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