Ronald J. Stern

5.9k total citations · 1 hit paper
100 papers, 3.7k citations indexed

About

Ronald J. Stern is a scholar working on Geometry and Topology, Computational Theory and Mathematics and Mathematical Physics. According to data from OpenAlex, Ronald J. Stern has authored 100 papers receiving a total of 3.7k indexed citations (citations by other indexed papers that have themselves been cited), including 45 papers in Geometry and Topology, 39 papers in Computational Theory and Mathematics and 32 papers in Mathematical Physics. Recurrent topics in Ronald J. Stern's work include Geometric and Algebraic Topology (32 papers), Homotopy and Cohomology in Algebraic Topology (24 papers) and Optimization and Variational Analysis (20 papers). Ronald J. Stern is often cited by papers focused on Geometric and Algebraic Topology (32 papers), Homotopy and Cohomology in Algebraic Topology (24 papers) and Optimization and Variational Analysis (20 papers). Ronald J. Stern collaborates with scholars based in United States, Canada and Israel. Ronald J. Stern's co-authors include Francis Clarke, Ronald Fintushel, Peter R. Wolenski, Yu. S. Ledyaev, Henry Wolkowicz, Ludovic Rifford, Gert Sabidussi, Peter Clarke, Michaël Heymann and Michael Neumann and has published in prestigious journals such as Science, Annals of Mathematics and Journal of Mathematical Analysis and Applications.

In The Last Decade

Ronald J. Stern

93 papers receiving 3.2k citations

Hit Papers

align trajectories

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.

Nonsmooth Analysis and Control Theory

1998 1.4k citations Francis Clarke, Ronald J. Stern et al. profile →

Peers

Ronald J. Stern

GT

CTM

CSE

MP

NA

Roger D. Nussbaum United States

Francis Clarke Canada

Arrigo Cellina Italy

Lawrence Markus United States

Klaus Deimling Germany

J. William Helton United States

Andrew J. Sommese United States

Héctor J. Sussmann United States

Andrei Agrachev Italy

Zvi Artstein Israel

Roger D. Nussbaum United States

Ronald J. Stern

1.1k ×0.8

GT

1.5k ×1.1

CTM

1.5k ×1.4

CSE

824 ×0.8

MP

974 ×1.4

NA

Citations per year, relative to Ronald J. Stern Ronald J. Stern (= 1×) peers Roger D. Nussbaum

Countries citing papers authored by Ronald J. Stern

Since Specialization

Citations

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

Fields of papers citing papers by Ronald J. Stern

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Ronald J. Stern. 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 Ronald J. Stern. The network helps show where Ronald J. Stern may publish in the future.

Co-authorship network of co-authors of Ronald J. Stern

This figure shows the co-authorship network connecting the top 25 collaborators of Ronald J. Stern. A scholar is included among the top collaborators of Ronald J. Stern 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 Ronald J. Stern. Ronald J. Stern is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

1.

Stern, Ronald J., et al.. (2009). The union of uniform closed balls conjecture. Control and Cybernetics. 38. 1525–1534. 3 indexed citations

2.

Auroux, Denis, Ronald J. Stern, & Peter Teichner. (2007). Four-dimensional Manifolds. Oberwolfach Reports. 3(3). 2141–2194. 1 indexed citations

3.

Fintushel, Ronald & Ronald J. Stern. (2004). Families of simply connected 4-manifolds with the same Seiberg–Witten invariants. Topology. 43(6). 1449–1467. 27 indexed citations

4.

Fintushel, Ronald & Ronald J. Stern. (2001). The canonical class of a symplectic four manifold. TURKISH JOURNAL OF MATHEMATICS. 25(1). 137–146. 6 indexed citations

5.

Stern, Ronald J.. (1998). Topics in symplectic 4-manifolds. 17 indexed citations

6.

Clarke, Francis, Ronald J. Stern, & Peter R. Wolenski. (1995). Proximal Smoothness and the Lower{C 2 Property. 2. 117–144. 180 indexed citations

7.

Fintushel, Ronald & Ronald J. Stern. (1995). Immersed spheres in 4-manifolds and the immersed Thom conjecture. TURKISH JOURNAL OF MATHEMATICS. 19(2). 145–157. 86 indexed citations

8.

Stern, Ronald J. & Jane J. Ye. (1995). Variational analysis of an extended eigenvalue problem. Linear Algebra and its Applications. 220. 391–417. 4 indexed citations

9.

Stern, Ronald J. & Henry Wolkowicz. (1992). Results on invariant cones. Linear Algebra and its Applications. 167. 257–261. 1 indexed citations

10.

Stern, Ronald J.. (1985). Instantony a topologie čtyřrozměrných variet. 30(2). 82–92. 1 indexed citations

11.

Stern, Ronald J.. (1982). On strictly positively invariant cones. Linear Algebra and its Applications. 48. 13–24. 3 indexed citations

12.

Stern, Ronald J.. (1981). Generalized M-Matrices. Linear Algebra and its Applications. 41. 201–208. 6 indexed citations

13.

Stern, Ronald J., et al.. (1979). A Method for the Simultaneous Evaluation of Exocrine Pancreatic Function and Intestinal Absorptive Function in Dogs. American Journal of Veterinary Research. 40(8). 1201–1205. 4 indexed citations

14.

Pachter, Meir & Ronald J. Stern. (1978). The controllability problem for affine targets. Journal of Mathematical Analysis and Applications. 65(3). 555–564. 6 indexed citations

15.

Hautus, M. L. J., Michaël Heymann, & Ronald J. Stern. (1977). Rest point theorems for autonomous control systems. Journal of Mathematical Analysis and Applications. 58(1). 98–112. 3 indexed citations

16.

Heymann, Michaël & Ronald J. Stern. (1976). Ω-Rest points in autonomous control systems. Journal of Differential Equations. 20(2). 389–398. 5 indexed citations

17.

Stern, Ronald J.. (1975). On topological and piecewise linear vector fields. Topology. 14(3). 257–269. 12 indexed citations

18.

Heymann, Michaël & Ronald J. Stern. (1975). Controllability of linear systems with positive controls: Geometric considerations. Journal of Mathematical Analysis and Applications. 52(1). 36–41. 20 indexed citations

19.

Stern, Ronald J.. (1974). Open-loop Nash equilibrium of N-person nonzero sum linear-quadratic differential games with magnitude restraints. Journal of Mathematical Analysis and Applications. 46(2). 352–357. 2 indexed citations

20.

Escobal, P. R., et al.. (1969). The hybrid patched conic applied to lunar return trajectory propagation. The Journal of the Astronautical Sciences. 17. 25.

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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