S. Leela

4.8k total citations · 1 hit paper
76 papers, 3.4k citations indexed

About

S. Leela is a scholar working on Applied Mathematics, Numerical Analysis and Computational Theory and Mathematics. According to data from OpenAlex, S. Leela has authored 76 papers receiving a total of 3.4k indexed citations (citations by other indexed papers that have themselves been cited), including 35 papers in Applied Mathematics, 23 papers in Numerical Analysis and 23 papers in Computational Theory and Mathematics. Recurrent topics in S. Leela's work include Nonlinear Differential Equations Analysis (23 papers), Differential Equations and Numerical Methods (16 papers) and Advanced Mathematical Modeling in Engineering (16 papers). S. Leela is often cited by papers focused on Nonlinear Differential Equations Analysis (23 papers), Differential Equations and Numerical Methods (16 papers) and Advanced Mathematical Modeling in Engineering (16 papers). S. Leela collaborates with scholars based in United States, Canada and Ireland. S. Leela's co-authors include V. Lakshmikantham, J. Vasundhara Devi, А. А. Martynyuk, Anatoly A. Martynyuk, F.A. McRae, Saroop K. Kaul, S. Sivasundaram, A. S. Vatsala, Mehmet N. Oguztöreli and Ravi P. Agarwal and has published in prestigious journals such as IEEE Transactions on Automatic Control, Journal of Mathematical Analysis and Applications and Archive for Rational Mechanics and Analysis.

In The Last Decade

S. Leela

71 papers receiving 3.0k citations

Hit Papers

Theory of Fractional Dynamic Systems 2009 2026 2014 2020 2009 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. Theory of Fractional Dynamic Systems
    2009 1.0k citations V. Lakshmikantham, S. Leela et al. profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
S. Leela United States 23 2.2k 1.5k 1.2k 962 367 76 3.4k
А. М. Самойленко Ukraine 15 1.8k 0.8× 524 0.3× 1.0k 0.9× 789 0.8× 291 0.8× 82 2.4k
N. A. Perestyuk Ukraine 8 1.5k 0.7× 494 0.3× 720 0.6× 764 0.8× 219 0.6× 42 2.0k
A. S. Vatsala United States 18 2.3k 1.0× 1.8k 1.2× 1.4k 1.2× 383 0.4× 307 0.8× 97 2.9k
K. Balachandran India 34 3.4k 1.6× 2.6k 1.7× 1.3k 1.1× 2.1k 2.2× 786 2.1× 339 4.7k
Paul W. Eloe United States 24 2.5k 1.2× 1.6k 1.0× 1.4k 1.2× 349 0.4× 278 0.8× 133 3.1k
Ravi P. Agarwal United States 34 3.8k 1.8× 2.7k 1.8× 1.8k 1.5× 697 0.7× 466 1.3× 316 5.6k
Lynn Erbe United States 41 4.2k 1.9× 1.1k 0.7× 2.9k 2.4× 1.1k 1.2× 779 2.1× 195 5.0k
G.S. Ladde United States 19 1.3k 0.6× 435 0.3× 1.1k 0.9× 568 0.6× 395 1.1× 115 2.3k
C. Corduneanu United States 16 1.3k 0.6× 454 0.3× 625 0.5× 707 0.7× 422 1.1× 43 2.2k
Klaus Deimling Germany 13 3.8k 1.8× 1.4k 0.9× 1.6k 1.4× 1.3k 1.4× 1.9k 5.1× 39 5.7k

Countries citing papers authored by S. Leela

Since Specialization
Citations

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

Fields of papers citing papers by S. Leela

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of S. Leela

This figure shows the co-authorship network connecting the top 25 collaborators of S. Leela. A scholar is included among the top collaborators of S. Leela 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 S. Leela. S. Leela 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.
Agarwal, Ravi P., Donal O’Regan, V. Lakshmikantham, & S. Leela. (2004). A generalized upper and lower solution method for singular initial value problems. Computers & Mathematics with Applications. 47(4-5). 739–750. 3 indexed citations
2.
Leela, S., et al.. (2003). Interconnection between set and fuzzy differential equations. Nonlinear Analysis. 54(2). 351–360. 59 indexed citations
3.
Lakshmikantham, V., S. Leela, А. А. Martynyuk, & W. Jansen. (1995). Book-Review - Stability Analysis of Nonlinear Systems. Astronomische Nachrichten. 316(1). 67. 3 indexed citations
4.
Leela, S., F.A. McRae, & S. Sivasundaram. (1993). Controllability of Impulsive Differential Equations. Journal of Mathematical Analysis and Applications. 177(1). 24–30. 50 indexed citations
5.
Lakshmikantham, V., S. Leela, & S. Sivasundaram. (1991). Lyapunov functions on product spaces and stability theory of delay differential equations. Journal of Mathematical Analysis and Applications. 154(2). 391–402. 15 indexed citations
6.
Leela, S., et al.. (1990). Stability results for difference equations of volterra type. Applied Mathematics and Computation. 36(1). 51–61. 8 indexed citations
7.
Hu, Shouchuan, V. Lakshmikantham, & S. Leela. (1989). Impulsive differential systems and the pulse phenomena. Journal of Mathematical Analysis and Applications. 137(2). 605–612. 33 indexed citations
8.
Lakshmikantham, V., et al.. (1987). Integral and integro-differential inequalities. Applicable Analysis. 24(3). 157–164. 11 indexed citations
9.
Leela, S. & Mehmet N. Oguztöreli. (1987). Periodic boundary value problem for differential equations with delay and monotone iterative method. Journal of Mathematical Analysis and Applications. 122(2). 301–307. 26 indexed citations
10.
Lakshmikantham, V. & S. Leela. (1983). Existence and monotone method for periodic solutions of first-order differential equations. Journal of Mathematical Analysis and Applications. 91(1). 237–243. 74 indexed citations
11.
Lakshmikantham, V. & S. Leela. (1981). Nonlinear differential equations in abstract spaces. CERN Document Server (European Organization for Nuclear Research). 318 indexed citations
12.
Lakshmikantham, V. & S. Leela. (1979). Cone valued Lyapunov functions and large scale systems. IEEE Transactions on Automatic Control. 16(16). 113–116. 2 indexed citations
13.
Ladde, G.S., et al.. (1976). A technique in perturbation theory. Rocky Mountain Journal of Mathematics. 6(1). 10 indexed citations
14.
Ladde, G.S., S. Leela, & V. Lakshmikantham. (1974). A Technic in Perturbation Theory. UTA ResearchCommons (University of Texas Arlington). 2 indexed citations
15.
Bernfeld, Stephen R., V. Lakshmikantham, & S. Leela. (1973). Nonlinear boundary value problems and several Lyapunov functions. Journal of Mathematical Analysis and Applications. 42(3). 545–553. 1 indexed citations
16.
Ladde, G.S., V. Lakshmikantham, & S. Leela. (1972). Conditionally asymptotically invariant sets and perturbed systems. Annali di Matematica Pura ed Applicata (1923 -). 94(1). 33–40. 1 indexed citations
17.
Leela, S.. (1972). Asymptotically self invariant sets and perturbed systems. Annali di Matematica Pura ed Applicata (1923 -). 92(1). 85–93. 8 indexed citations
18.
Lakshmikantham, V. & S. Leela. (1969). Differential and integral inequalities : theory and applications. CERN Document Server (European Organization for Nuclear Research). 351 indexed citations
19.
Lakshmikantham, V. & S. Leela. (1969). Functional, partial, abstract, and complex differential equations. Academic Press eBooks. 2 indexed citations
20.
Lakshmikantham, V., et al.. (1967). Converse theorems for conditional stability of motion. Journal of Mathematical Analysis and Applications. 19(3). 444–456. 2 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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