Johnson O. Olaleru

University of Lagos

Publishing since 2002, latest 2025

Geometry and Topology
Computational Theory and Mathematics
Applied Mathematics
Astronomy and Astrophysics
Numerical Analysis
Management Science and Operations Research

Their record on OpenAlex

Publications: 342002–2025
Citations: 130to those papers
h-index: 6i10-index 3
Field-weighted impact: 0.731.00 is the world average
World top 10%: 3%1 of 34 scored papers
Open access: 71%24 papers free to read

By year

Papers, and the citations to them

Publications, left axisCitations to that year’s papers, right axis2026 still in progress

Publications

34 in all

O-metrics: new metric-types, polygon inequalities and fixed point theorems from binary operations
2025Arabian Journal of MathematicsJournalSenior authorCorresponding0 citations10.1007/s40065-025-00493-4
A generalized metric-type structure with some applications
2025Afrika Matematika

Download CV:PDFWord

Citations received each year

Peerford

To all their work, old papers included. Google Scholar also counts citations from theses, books and web pages, so its line runs higher.

What they work on

From the classification of each paper

Subfields

Geometry and Topology3088%
Computational Theory and Mathematics1235%
Applied Mathematics721%
Astronomy and Astrophysics39%
Numerical Analysis39%
Management Science and Operations Research26%
Mathematical Physics26%
Computational Mechanics13%
Computer Networks and Communications13%
Statistics and Probability13%

Physical Sciences
Social Sciences

Topics most written on

Fixed Point Theorems Analysis29
Optimization and Variational Analysis11
Nonlinear Differential Equations Analysis5
Advanced Differential Geometry Research3
Advanced Optimization Algorithms Research3
Mathematics and Applications2
Matrix Theory and Algorithms2
Advanced Banach Space Theory1
Advanced Harmonic Analysis Research1
Advanced Numerical Methods in Computational Mathematics1
Advanced Topology and Set Theory1
Approximation Theory and Sequence Spaces1

Who they write with

Their most frequent co-authors, and the papers those co-authors share

Where their co-authors are

15% of their papers have a co-author abroad

papers co-written1111111Home

Most frequent partner countries

China1
Korea1
Nepal1
Pakistan1
South Africa1

Papers with at least one author in that country.

Institutions written with most

University of JosNG4 papers
Covenant UniversityNG3 papers
Lagos State UniversityNG3 papers
Lagos State University of EducationNG2 papers
Government College University, LahorePK1 paper
Kyungnam UniversityKR1 paper
Tribhuvan UniversityNP1 paper
Yunnan University of Finance And EconomicsCN1 paper
Adekunle Ajasin UniversityNG1 paper
Obafemi Awolowo UniversityNG1 paper

Where they publish

Fixed Point Theory and Applications4
Covenant University Repository (Covenant University)3
Afrika Matematika2
Applied Mathematics2
International Journal of Mathematics and Mathematical Sciences2
The Journal of Nonlinear Sciences and Applications2

Development goals addressed

From each paper’s title and abstract

10Reduced inequalities9

Most cited

Some Generalizations of Fixed Point Theorems in Cone Metric Spaces
Fixed Point Theory and Applications
200937 citationsWorld top 10%Open access · Gold
Approximation of common fixed points of weakly compatible pairs using the Jungck iteration
Applied Mathematics and Computation
201111 citations
[Retracted] On Multistep Iterative Scheme for Approximating the Common Fixed Points of Contractive‐Like Operators
International Journal of Mathematics and Mathematical SciencesRetracted

Fixed Point Theorems on Generalized Rectangular Metric Spaces

2021Journal of Mathematical Sciences Advances and ApplicationsJournalOpen access0 citations10.18642/jmsaa_7100122185

Double Integral Inequalities of Hermite-Hadamard-Type for ɸh-Convex Functions on Linear Spaces

2019Journal of Nepal Mathematical SocietyJournalOpen accessSenior author0 citations10.3126/jnms.v2i2.33006

The implicit midpoint rule of nonexpansive mappings and applications in uniformly smooth Banach spaces

2018The Journal of Nonlinear Sciences and ApplicationsJournalOpen access4 citations10.22436/jnsa.011.12.08

MEAN CONVERGENCE THEOREMS FOR ASYMPTOTICALLY DEMICONTRACTIVE MAPPINGS IN THE INTERMEDIATE SENSE

2018Nonlinear functional analysis and applicationsJournal0 citations

Best Proximity Point Results for Some Contractive Mappings in Uniform Spaces

2017International Journal of AnalysisJournalOpen access6 citations10.1155/2017/6173468

On common fixed points and multipled fixed points of contractive mappings in metric-type spaces

2015Journal of the Nigerian Mathematical SocietyJournalOpen accessSenior author4 citations10.1016/j.jnnms.2015.06.001

Convergence Theorems for Asymptotically Pseudocontractive Mappings in the Intermediate Sense for the Modified Noor Iterative Scheme

2015Covenant University Repository (Covenant University)JournalOpen accessSenior author0 citations

Common Fixed Point Results for Occasionally Weakly Compatible Maps in G-Symmetric Spaces

2014Applied MathematicsJournalOpen accessSenior authorCorresponding6 citations10.4236/am.2014.54071

Some Fixed Point Results of Ciric-Type Contraction Mappings on Ordered G-Partial Metric Spaces

2014Applied MathematicsJournalOpen accessFirst authorCorresponding5 citations10.4236/am.2014.56095

Modified Noor iterations with errors for nonlinear equations in Banach spaces

2014The Journal of Nonlinear Sciences and ApplicationsJournalOpen accessSenior author3 citations10.22436/jnsa.007.03.04

Existence of Fixed Points of Certain Classes of Nonlinear Mappings

2014International journal of mathematical modelling and computationsJournalOpen accessSenior author1 citation

Coupled fixed point theorems for asymptotically nonexpansive mappings

2013Fixed Point Theory and ApplicationsJournalOpen access7 citations10.1186/1687-1812-2013-68

Convergence of a Modified Multi-Step Iterative Scheme for p- Nearly Uniformly L-Lipschitzian Asymptotically Pseudocontrative Mappings

2013DOAJ (DOAJ: Directory of Open Access Journals)JournalOpen accessSenior author0 citations

Coupled Fixed Point Theorems for Generalized φ-mappings satisfying Contractive Condition of Integral Type on Cone Metric Spaces

2012Covenant University Repository (Covenant University)JournalOpen accessFirst author5 citations

Strong Convergence Theorems For Asymptotically Pseudocontractive Mappings In The Intermediate Sense

2012Zenodo (CERN European Organization for Nuclear Research)JournalOpen accessFirst author0 citations10.5281/zenodo.9022

Approximation of common fixed points of weakly compatible pairs using the Jungck iteration

2011Applied Mathematics and ComputationJournalFirst authorCorresponding11 citations10.1016/j.amc.2011.03.039

The equivalence of Jungck-type iterations for generalized contractive-like operators in a Banach space

2011Covenant University Repository (Covenant University)JournalFirst author4 citations

[Retracted] On Multistep Iterative Scheme for Approximating the Common Fixed Points of Contractive‐Like Operators

2010International Journal of Mathematics and Mathematical SciencesJournalOpen accessFirst authorCorresponding11 citations10.1155/2010/530964

Some Generalizations of Fixed Point Theorems in Cone Metric Spaces

2009Fixed Point Theory and ApplicationsJournalOpen accessFirst authorCorresponding37 citations10.1155/2009/657914

On weighted spaces without a fundamental sequence of bounded sets

2002International Journal of Mathematics and Mathematical SciencesJournalOpen accessFirst authorCorresponding3 citations10.1155/s0161171202011857

Applied Mathematics and Computation

Arabian Journal of Mathematics1

How it can be read

71% free to read

Diamond 9 · 26%Free to read and to publish
Gold 7 · 21%In an open-access journal
Hybrid 1 · 3%Open in a subscription journal
Bronze 1 · 3%Free to read, no open licence
Green 6 · 18%A copy in a repository
Closed 10 · 29%Behind a paywall

Who funds it

5 of 34 papers name a funder

African Mathematics Millennium Science Initiative2
Abdus Salam International Centre for Theoretical Physics1
Department of Science and Technology, Ministry of Science and Technology, India1
National Research Foundation1
University of Warwick1

201011 citationsOpen access · Gold

Coupled fixed point theorems for asymptotically nonexpansive mappings

Fixed Point Theory and Applications

20137 citationsOpen access · Gold

Best Proximity Point Results for Some Contractive Mappings in Uniform Spaces

International Journal of Analysis

20176 citationsOpen access · Hybrid