Hakan Şimşek

706 total citations · 2 hit papers
13 papers, 527 citations indexed

About

Hakan Şimşek is a scholar working on Geometry and Topology, Computational Theory and Mathematics and Mathematical Physics. According to data from OpenAlex, Hakan Şimşek has authored 13 papers receiving a total of 527 indexed citations (citations by other indexed papers that have themselves been cited), including 10 papers in Geometry and Topology, 3 papers in Computational Theory and Mathematics and 2 papers in Mathematical Physics. Recurrent topics in Hakan Şimşek's work include Fixed Point Theorems Analysis (7 papers), Geometric and Algebraic Topology (3 papers) and semigroups and automata theory (2 papers). Hakan Şimşek is often cited by papers focused on Fixed Point Theorems Analysis (7 papers), Geometric and Algebraic Topology (3 papers) and semigroups and automata theory (2 papers). Hakan Şimşek collaborates with scholars based in Türkiye, Saudi Arabia and Pakistan. Hakan Şimşek's co-authors include İshak Altun, Ercan Çelık, Mustafa Bayram, Necmettin Yıldırım and Mujahid Abbas and has published in prestigious journals such as SHILAP Revista de lepidopterología, Applied Mathematics and Computation and Fixed Point Theory and Applications.

In The Last Decade

Hakan Şimşek

13 papers receiving 475 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.

Generalized contractions on partial metric spaces

2010 246 citations İshak Altun, Hakan Şimşek et al. Topology and its Applications profile →
Some Fixed Point Theorems on Ordered Metric Spaces and Application

2010 191 citations İshak Altun, Hakan Şimşek Fixed Point Theory and Applications profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Hakan Şimşek Türkiye	5	512	61	46	23	17	13	527
Abdelkrim Aliouche Algeria	10	401 0.8×	69 1.1×	63 1.4×	33 1.4×	24 1.4×	28	406
Mohamed Aamri Morocco	8	462 0.9×	50 0.8×	88 1.9×	16 0.7×	20 1.2×	34	468
S. Radojević Serbia	8	299 0.6×	39 0.6×	41 0.9×	11 0.5×	31 1.8×	18	313
Robab Hamlbarani Haghi Iran	9	430 0.8×	61 1.0×	71 1.5×	20 0.9×	45 2.6×	14	447
Cristina Di Bari Italy	11	582 1.1×	44 0.7×	113 2.5×	14 0.6×	33 1.9×	25	586
Lakshmi Kanta Dey India	9	252 0.5×	57 0.9×	53 1.2×	11 0.5×	45 2.6×	48	268
Boško Damjanović Serbia	11	474 0.9×	54 0.9×	70 1.5×	15 0.7×	45 2.6×	22	494
Arslan Hojat Ansari Iran	10	285 0.6×	49 0.8×	23 0.5×	8 0.3×	35 2.1×	63	293
Hossein Lakzian Iran	10	295 0.6×	64 1.0×	54 1.2×	6 0.3×	39 2.3×	22	308
Miloje Rajović Serbia	9	376 0.7×	37 0.6×	52 1.1×	4 0.2×	28 1.6×	18	397

Countries citing papers authored by Hakan Şimşek

Since Specialization

Citations

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

Fields of papers citing papers by Hakan Şimşek

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Hakan Şimşek

This figure shows the co-authorship network connecting the top 25 collaborators of Hakan Şimşek. A scholar is included among the top collaborators of Hakan Şimşek 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 Hakan Şimşek. Hakan Şimşek 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:

13 of 13 papers shown

1.

Şimşek, Hakan, et al.. (2020). Fixed Point Theorems on Complete Quasi Metric Spaces Via C-class and A-Class Functions. SHILAP Revista de lepidopterología. 17(2). 23–36. 1 indexed citations

2.

Şimşek, Hakan & İshak Altun. (2017). Two type quasi-contractions on quasi metric spaces and some fixed point results. The Journal of Nonlinear Sciences and Applications. 10(7). 3777–3783. 4 indexed citations

3.

Şimşek, Hakan, et al.. (2017). Generalized Z-contraction on quasi metric spaces and a fixed point result. The Journal of Nonlinear Sciences and Applications. 10(7). 3397–3403. 4 indexed citations

4.

Altun, İshak, Mujahid Abbas, & Hakan Şimşek. (2011). A Fixed point theorem on cone metric spaces with new type contractivity. Banach Journal of Mathematical Analysis. 5(2). 15–24. 4 indexed citations

5.

Altun, İshak, et al.. (2010). Generalized contractions on partial metric spaces. Topology and its Applications. 157(18). 2778–2785. 246 indexed citations breakdown →

6.

Altun, İshak & Hakan Şimşek. (2010). Some Fixed Point Theorems on Ordered Metric Spaces and Application. Fixed Point Theory and Applications. 2010(1). 191 indexed citations breakdown →

7.

Altun, İshak & Hakan Şimşek. (2008). SOME FIXED POINT THEOREMS ON DUALISTIC PARTIAL METRIC SPACES. 1. 1–8. 57 indexed citations

8.

Şimşek, Hakan. (2007). Stochastic differential equation model for cotton fiber breakage. ThinkTech (Texas Tech University). 15(2). 181–192. 3 indexed citations

9.

Şimşek, Hakan. (2003). An estimate for the completeness of products of solutions of PDE. Applied Mathematics and Computation. 147(3). 799–804. 1 indexed citations

10.

Şimşek, Hakan, et al.. (2003). A computer program to calculate Alexander polynomial from Braids presentation of the given knot. Applied Mathematics and Computation. 153(1). 199–204. 2 indexed citations

11.

Şimşek, Hakan, et al.. (2003). A work on torus knots K(p,q). Applied Mathematics and Computation. 141(2-3). 395–400. 2 indexed citations

12.

Şimşek, Hakan & Ercan Çelık. (2003). The successive approximation method and Padé approximants for solutions the non-linear boundary value problem. Applied Mathematics and Computation. 146(2-3). 681–690. 7 indexed citations

13.

Bayram, Mustafa, Hakan Şimşek, & Necmettin Yıldırım. (2002). Automatic calculation of Alexander polynomials of (3,k)-Torus knots. Applied Mathematics and Computation. 136(2-3). 505–510. 5 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.

Explore authors with similar magnitude of impact