G. Ladas

10.8k total citations · 4 hit papers
193 papers, 8.4k citations indexed

About

G. Ladas is a scholar working on Applied Mathematics, Public Health, Environmental and Occupational Health and Numerical Analysis. According to data from OpenAlex, G. Ladas has authored 193 papers receiving a total of 8.4k indexed citations (citations by other indexed papers that have themselves been cited), including 121 papers in Applied Mathematics, 92 papers in Public Health, Environmental and Occupational Health and 74 papers in Numerical Analysis. Recurrent topics in G. Ladas's work include Nonlinear Differential Equations Analysis (106 papers), Mathematical and Theoretical Epidemiology and Ecology Models (92 papers) and Differential Equations and Numerical Methods (65 papers). G. Ladas is often cited by papers focused on Nonlinear Differential Equations Analysis (106 papers), Mathematical and Theoretical Epidemiology and Ecology Models (92 papers) and Differential Equations and Numerical Methods (65 papers). G. Ladas collaborates with scholars based in United States, Greece and Bosnia and Herzegovina. G. Ladas's co-authors include István Győri, M. R. S. Kulenović, V. L. Kocic, Y. G. Sficas, E. Camouzis, E.A. Grove, I. P. Stavroulakis, A. M. Amleh, K. Gopalsamy and R. DeVault and has published in prestigious journals such as SHILAP Revista de lepidopterología, Communications on Pure and Applied Mathematics and Journal of Mathematical Analysis and Applications.

In The Last Decade

G. Ladas

189 papers receiving 7.4k citations

Hit Papers

Oscillation Theory of Delay Differential Equations: With ... 1991 2026 2002 2014 1992 1993 1991 2001 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. Oscillation Theory of Delay Differential Equations: With Applications
    1992 1.0k citations G. Ladas et al. profile →
  2. Global Behavior of Nonlinear Difference Equations of Higher Order with Applications
    1993 993 citations V. L. Kocic, G. Ladas profile →
  3. Oscillation Theory of Delay Differential Equations
    1991 675 citations G. Ladas et al. profile →
  4. Dynamics of Second Order Rational Difference Equations: With Open Problems and Conjectures
    2001 391 citations M. R. S. Kulenović, G. Ladas profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
G. Ladas United States 41 6.4k 5.1k 3.0k 2.3k 1.3k 193 8.4k
Wan‐Tong Li China 46 4.3k 0.7× 5.8k 1.1× 1.8k 0.6× 764 0.3× 3.1k 2.5× 408 8.3k
Saber Elaydi United States 30 1.5k 0.2× 2.0k 0.4× 741 0.2× 792 0.3× 632 0.5× 117 4.5k
Jean Mawhin Belgium 39 6.6k 1.0× 768 0.1× 3.1k 1.0× 1.6k 0.7× 674 0.5× 239 8.4k
K. Gopalsamy Australia 36 1.7k 0.3× 3.0k 0.6× 804 0.3× 518 0.2× 1.2k 1.0× 145 6.7k
Allan Peterson United States 35 9.0k 1.4× 762 0.1× 4.8k 1.6× 1.2k 0.5× 3.3k 2.7× 152 11.0k
John R. Graef United States 33 3.9k 0.6× 626 0.1× 2.6k 0.9× 408 0.2× 2.0k 1.6× 369 4.8k
A. C. Lazer United States 35 2.9k 0.4× 646 0.1× 1.2k 0.4× 573 0.2× 364 0.3× 92 4.2k
Stevo Stević Serbia 59 8.9k 1.4× 4.1k 0.8× 694 0.2× 4.4k 1.9× 380 0.3× 414 9.7k
Yihong Du Australia 41 2.6k 0.4× 3.7k 0.7× 700 0.2× 183 0.1× 1.9k 1.5× 177 5.6k
Ravi P. Agarwal United States 34 3.8k 0.6× 533 0.1× 1.8k 0.6× 845 0.4× 2.7k 2.2× 316 5.6k

Countries citing papers authored by G. Ladas

Since Specialization
Citations

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

Fields of papers citing papers by G. Ladas

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of G. Ladas

This figure shows the co-authorship network connecting the top 25 collaborators of G. Ladas. A scholar is included among the top collaborators of G. Ladas 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 G. Ladas. G. Ladas 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.
Camouzis, E., et al.. (2010). Patterns of boundedness of the rational system x n+1 = ...[wzór] and y n+1 = ...[wzór]. Fasciculi Mathematici. 9–18. 3 indexed citations
2.
Amleh, A. M., E. Camouzis, G. Ladas, & Michael A. Radin. (2010). Patterns of boundedness of a rational system in the plane. The Journal of Difference Equations and Applications. 16(10). 1197–1236. 9 indexed citations
3.
Camouzis, E. & G. Ladas. (2007). Periodically forced Pielou's equation. Journal of Mathematical Analysis and Applications. 333(1). 117–127. 25 indexed citations
4.
Amleh, A. M. & G. Ladas. (2001). Convergence to periodic solutions. The Journal of Difference Equations and Applications. 7(4). 621–631. 4 indexed citations
5.
Elaydi, Saber, et al.. (1999). New developments in difference equations and applications : proceedings of the Third International Conference on Difference Equations, Taipei, Republic of China, September 1-5, 1997. 1 indexed citations
6.
DeVault, R., et al.. (1998). On the recursive sequence $x. Proceedings of the American Mathematical Society. 126(11). 3257–3261. 39 indexed citations
7.
Kocic, V. L., et al.. (1993). On Rational Recursive Sequences. Journal of Mathematical Analysis and Applications. 173(1). 127–157. 97 indexed citations
8.
Driver, R. D., et al.. (1992). Asymptotic behavior of a linear delay difference equation. Proceedings of the American Mathematical Society. 115(1). 105–112. 36 indexed citations
9.
Ladas, G., Chenyin Qian, & Jinyuan Yan. (1992). A comparison result for the oscillation of delay differential equations. Proceedings of the American Mathematical Society. 114(4). 939–947. 5 indexed citations
10.
Ladas, G., et al.. (1992). Oscillations and global attractivity in a discrete delay logistic model. Quarterly of Applied Mathematics. 50(2). 227–233. 51 indexed citations
11.
Ladas, G., et al.. (1991). Oscillations of higher order neutral differential equations. Portugaliae Mathematica. 48(3). 291–307. 4 indexed citations
12.
Ladas, G. & Chenyin Qian. (1991). Linearized oscillations for even-order neutral differential equations. Journal of Mathematical Analysis and Applications. 159(1). 237–250. 13 indexed citations
13.
Ladas, G., et al.. (1990). Sufficient conditions for oscillation and existence of positive solutions. Applicable Analysis. 35(1-4). 187–194. 17 indexed citations
14.
Ladas, G. & Chenyin Qian. (1989). Oscillatory behaviour of difference equations with positive and negative coefficients. SHILAP Revista de lepidopterología. 9 indexed citations
15.
Ladas, G., Ch. G. Philos, & Y. G. Sficas. (1989). Necessary and sufficient conditions for the oscillation of difference equations. 9. 121–126. 51 indexed citations
16.
Ladas, G., et al.. (1988). Oscillations of second order linear delay differential equations. Applicable Analysis. 27(1-3). 109–123. 1 indexed citations
17.
Grove, E.A., M. R. S. Kulenović, & G. Ladas. (1987). Sufficient conditions for oscillation and nonoscillation of neutral equations. Journal of Differential Equations. 68(3). 373–382. 25 indexed citations
18.
Ladas, G., Y. G. Sficas, & I. P. Stavroulakis. (1984). Necessary and sufficient conditions for oscillations of higher order delay differential equations. Transactions of the American Mathematical Society. 285(1). 81–90. 36 indexed citations
19.
Ladas, G. & I. P. Stavroulakis. (1982). Oscillations caused by several retarded and advanced arguments. Journal of Differential Equations. 44(1). 134–152. 129 indexed citations
20.
Ladas, G., G.S. Ladde, & John S. Papadakis. (1972). Oscillations of functional-differential equations generated by delays. Journal of Differential Equations. 12(2). 385–395. 28 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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