Metrikler
Yayın
65
Açık Erişim
4
BM Sürdürülebilir Kalkınma Amaçları
Eğitim Bilgileri
2012 - 2012
2012 - 2012Post Doktora
The University of Leeds, Birleşik Krallık
2005 - 2010
2005 - 2010Doktora
Kocaeli Üniversitesi, Fen-Edebiyat Fakültesi, Matematik Bölümü, Türkiye
Yabancı Diller
B2 Orta Üstü
B2 Orta Üstüİngilizce
Araştırma Alanları
Matematik
Fark Denklemleri ve Fonksiyonel Denklemler
Sayısal Analiz
Temel Bilimler
Akademik Ünvanlar / Görevler
2012 - 2012
2012 - 2012Yrd. Doç. Dr.
University of Leeds, Mathematics And Physical Sciences, Applied Mathematics
2011 - 2012
2011 - 2012Yrd. Doç. Dr.
Kocaeli Üniversitesi, Fen Edebiyat Fakültesi, Matematik
2003 - 2011
2003 - 2011Uzman
Kocaeli Üniversitesi, Fen Edebiyat Fakültesi, Matematik
Akademi Dışı Deneyim
2012 - 2012
2012 - 2012Assist.Prof.Dr.
University of Leeds, Assist.Prof.Dr.
2011 - 2012
2011 - 2012Yrd.Doç.Dr.
Kocaeli Üniversitesi, Yrd.Doç.Dr.
2002 - 2011
2002 - 2011Uzman
Kocaeli Üniversitesi, Uzman
Makaleler
Tümü (24)
SCI-E, SSCI, AHCI (20)
SCI-E, SSCI, AHCI, ESCI (23)
ESCI (3)
Scopus (22)
Diğer Yayınlar (1)
2025
20251. 2-Normed structures on soft vector spaces
Bayramov S., Gündüz Ç., COŞKUN A.
Filomat
, cilt.39, sa.24, ss.8385-8394, 2025 (SCI-Expanded, Scopus)
2025
20252. Exploring soft super metric spaces and their fixed soft points
Gunduz C. A., Bayramov S., COŞKUN A.
Maejo International Journal of Science and Technology
, cilt.19, sa.3, ss.249-260, 2025 (SCI-Expanded, Scopus)
2024
20243. Fixed point theorems of contractive mappings on soft parametric metric space
Gündüz Ç., Bayramov S., Coşkun A.
AIMS MATHEMATICS
, cilt.9, sa.4, ss.7945-7954, 2024 (SCI-Expanded, Scopus)
2024
20244. Fixed point theorems on parametric soft S−metric spaces
Gündüz Ç., Bayramov S., COŞKUN A.
Filomat
, cilt.38, sa.19, ss.6753-6762, 2024 (SCI-Expanded, Scopus)
2023
20235. A NOTE ON BIPOLAR SOFT SUPRA TOPOLOGICAL SPACES
GÜNDÜZ Ç., Bayramov S., ERDEM A.
JOURNAL OF THE KOREAN SOCIETY OF MATHEMATICAL EDUCATION SERIES B-PURE AND APPLIED MATHEMATICS
, cilt.30, sa.4, ss.357-375, 2023 (ESCI)
2020
20206. DETERMINATION OF A COEFFICIENT IN A SECOND-ORDER HYPERBOLIC PROBLEM
Coskun A.
JOURNAL OF MATHEMATICAL ANALYSIS
, cilt.11, sa.2, ss.102-112, 2020 (ESCI, Scopus)
2020
20207. An Inverse Problem in Estimating the Time Dependent Source Term and Initial Temperature Simultaneously by the Polynomial Regression and Conjugate Gradient Method
Coskun A.
FILOMAT
, cilt.34, sa.10, ss.3507-3516, 2020 (SCI-Expanded, Scopus)
2020
20208. ON THE EXISTENCE AND UNIQUENESS OF SOLUTIONS FOR A FIRST AND SECOND-ORDER DISCRETE BOUNDARY VALUE PROBLEM
Coskun A., Demir A.
JOURNAL OF MATHEMATICAL ANALYSIS
, cilt.11, sa.2, ss.86-101, 2020 (ESCI, Scopus)
2018
20189. The Use of Soft Matrices on Soft Multisets and their Applications in Optimal Decision Process
Coskun A., Aras Ç., Sonmez A.
FILOMAT
, cilt.32, sa.3, ss.1055-1067, 2018 (SCI-Expanded, Scopus)
2015
201510. A numerical method based on the polynomial regression for the inverse diffusion problem
Erdem A.
INTERNATIONAL JOURNAL OF COMPUTER MATHEMATICS
, cilt.92, sa.9, ss.1883-1894, 2015 (SCI-Expanded, Scopus)
2015
201511. A simultaneous approach to inverse source problem by Green's function
Erdem A.
MATHEMATICAL METHODS IN THE APPLIED SCIENCES
, cilt.38, sa.7, ss.1393-1404, 2015 (SCI-Expanded, Scopus)
2015
201512. Simultaneous reconstruction of the source term and the surface heat transfer coefficient
Kaya M., Erdem A.
MATHEMATICAL METHODS IN THE APPLIED SCIENCES
, cilt.38, sa.3, ss.517-526, 2015 (SCI-Expanded, Scopus)
2014
201413. An adaptive algorithm for determination of source terms in a linear parabolic problem
Erdem A.
JOURNAL OF INVERSE AND ILL-POSED PROBLEMS
, cilt.22, sa.4, ss.569-592, 2014 (SCI-Expanded, Scopus)
2013
201314. Identification of a spacewise dependent heat source
ERDEM A., Lesnic D., Hasanov A.
APPLIED MATHEMATICAL MODELLING
, cilt.37, sa.24, ss.10231-10244, 2013 (SCI-Expanded, Scopus)
2013
201315. Iteratively regularized gradient method for determination of source terms in a linear parabolic problem
ERDEM A.
American Journal of Computational and Applied Mathematics , cilt.3, ss.13-22, 2013 (Hakemsiz Dergi)
2012
201216. Stability for determining the principal coefficient of parabolic equation
Demir A., Erdem A.
APPLIED MATHEMATICS AND COMPUTATION
, cilt.219, sa.8, ss.3826-3830, 2012 (SCI-Expanded, Scopus)
2011
201117. Comparative analysis of inverse coefficient problems for parabolic equations. Part I: adjoint problem approach
Hasanov A., Pektas B., Erdem A.
INVERSE PROBLEMS IN SCIENCE AND ENGINEERING
, cilt.19, sa.5, ss.599-615, 2011 (SCI-Expanded)
2009
200918. 5th International Conference Inverse Problems: Modeling and Simulation
Hasanoglu A., Pektaş B., ERDEM A.
Journal of Inverse and Ill-Posed Problems
, cilt.17, sa.6, ss.631-637, 2009 (SCI-Expanded)
2008
200819. Determination of unknown coefficient in a non-linear elliptic problem related to the elastoplastic torsion of a bar
HASANOV A., Erdem A.
IMA JOURNAL OF APPLIED MATHEMATICS
, cilt.73, sa.4, ss.579-591, 2008 (SCI-Expanded, Scopus)
2008
200820. Relationship between current response and time in ion transport problem including diffusion and convection. 2. Numerical approach
HASANOGLU S., Erdem A.
JOURNAL OF MATHEMATICAL CHEMISTRY
, cilt.43, sa.4, ss.1458-1469, 2008 (SCI-Expanded, Scopus)
2007
200721. The Fourth International Conference Inverse Problems: Modeling and Simulatino
Hasanoglu A. H., ERDEM A.
Journal of Inverse and Ill-Posed Problems
, cilt.15, sa.6, ss.641-643, 2007 (SCI-Expanded, Scopus)
2007
200722. Monotonicity of input-output mappings in inverse coefficient and source problems for parabolic equations
HASANOV A., Demir A., Erdem A.
JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS
, cilt.335, sa.2, ss.1434-1451, 2007 (SCI-Expanded, Scopus)
2007
200723. The method of lines for the numerical solution of a mathematical model for capillary formation: The role of endothelial cells in the capillary
Pamuk S., ERDEM A.
APPLIED MATHEMATICS AND COMPUTATION
, cilt.186, sa.1, ss.831-835, 2007 (SCI-Expanded, Scopus)
2007
200724. The method of lines for the numerical solution of a mathematical model for capillary formation: The role of tumor angiogenic factor in the extra-cellular matrix
ERDEM A., Pamuk S.
APPLIED MATHEMATICS AND COMPUTATION
, cilt.186, sa.1, ss.891-897, 2007 (SCI-Expanded, Scopus)
Hakemli Bilimsel Toplantılarda Yayımlanmış Bildiriler
2025
20251. Applying Soft Set Theory to Group Decision Making for Robust Set-Valued Matching
Coşkun A., Gündüz Ç., Bayramov S., Dalkılıç O.
Modern Problems of Mathematics and Mechanics, Baku, Azerbaycan, 3 - 06 Eylül 2025, ss.447-449, (Özet Bildiri)
2025
20252. From Abstract Theory to Clinical Practice: Decision-Making via Fuzzy Soft Set-Valued Mappings
Gündüz Ç., Coşkun A., Bayramov S., Dalkılıç O.
Modern problems of Mathematics and Mechanics, Baku, Azerbaycan, 3 - 06 Eylül 2025, ss.152-154, (Özet Bildiri)
2025
20253. A Study of G-Inner Product Formulations within Soft Vector Space Theory
Bayramov S., Gündüz Ç., Coşkun A.
Modern problems of Mathematics and Mechanics, Baku, Azerbaycan, 3 - 06 Eylül 2025, ss.139-141, (Özet Bildiri)
2025
20254. NOVEL FIXED POINT RESULTS VIA HYBRID-INTERPOLATIVE REICH-ISTRA¸TESCU ˘ -TYPE CONTRACTIONS IN PARAMETRIC S-METRIC SPACES
Poşul H., Gündüz Ç., Coşkun A., Bayramov S.
VI International Conference on Mathematics and its Applications in Science and Engineering, Plovdiv, Bulgaristan, 15 - 18 Temmuz 2025, ss.125-126, (Özet Bildiri)
2025
20255. ON FIXED POINT RESULTS FOR HYBRID-INTERPOLATIVE REICH-ISTRA¸TESCU ˘ -TYPE CONTRACTIONS WITHIN THE FRAMEWORK OF SOFT METRIC SPACES
Poşul H., Gündüz Ç., Coşkun A., Bayramov S.
VI International Conference on Mathematics and its Applications in Science and Engineering, Plovdiv, Bulgaristan, 15 - 17 Temmuz 2025, ss.123-124, (Özet Bildiri)
2025
20256. A Study of Fixed Points in Soft S-Metric Spaces via Hybrid-Interpolative Reich-Istrecescu Type Mappings
Poşul H., Gündüz Ç., Coşkun A., Bayramov S.
3rd International Conference: Constructive Mathematical Analysis, Konya, Türkiye, 2 - 05 Temmuz 2025, ss.152, (Özet Bildiri)
2025
20257. TOPOLOGICAL STRUCTURE IN SOFT SET-VALUED MAPPING SETS
Bayramov S., Gündüz Ç., Coşkun A.
Problems of Modern Mathematics and its Applications - VI Borubaev Readings, Bishkek, Kırgızistan, 27 - 28 Haziran 2025, ss.30-31, (Özet Bildiri)
2025
20258. FOUNDATIONS OF TOPOLOGY IN SOFT SET-VALUED MAPPING CATEGORIES
Bayramov S., Gündüz Ç., Coşkun A.
ACTUAL PROBLEMS OF ALGEBRA, ANALYSIS, TOPOLOGY AND COMPUTATIONAL MATHEMATICS, Toskent, Özbekistan, 30 - 31 Mayıs 2025, ss.106-107, (Özet Bildiri)
2025
20259. Analitik Hiyerarşi Süreci (AHP) ve Uygulamasının MATLAB GUI arayüz tasarımı
Çolakel A. T., Coşkun A.
YRU Fen Edebiyat Fakültesi, 2209 A/B FEN ve MATEMATİK ÖĞRENCİ ÇALIŞTAYI, İstanbul, Türkiye, 21 Mayıs 2025, (Yayınlanmadı)
2024
202410. Analysing the symptoms of the ongoing pandemic caused by the SARS-CoV-2 virus, using the fuzzy soft-set theory
Coşkun A., Bayramov S., Gündüz Ç.
Kocaeli Science Congress (KOSC 2024), Kocaeli, Türkiye, 2 - 04 Ekim 2024, ss.1, (Özet Bildiri)
2024
202411. The concept of 2-normed structures on soft vector spaces
Bayramov S., Gündüz Ç., Coşkun A.
Kocaeli Science Congress (KOSC 2024), Kocaeli, Türkiye, 2 - 04 Ekim 2024, ss.1, (Özet Bildiri)
2024
202412. A innovative methodology for the analysis of hesitant fuzzy soft topological spaces
Gündüz Ç., Bayramov S., Coşkun A.
Kocaeli Science Congress (KOSC 2024), Kocaeli, Türkiye, 2 - 04 Ekim 2024, ss.1, (Özet Bildiri)
2024
202413. A new approach to hesitant fuzzy soft topological spaces
Gündüz Ç., Bayramov S., Coşkun A.
Analysis, Topology and Applications (ATA 2024), Vrnjacka Banja, Sırbistan, 29 Haziran - 03 Temmuz 2024, ss.14, (Özet Bildiri)
2024
202414. 2-Normed structures on soft vevtor spaces
Bayramov S., Gündüz Ç., Coşkun A.
Analysis, Topology and Applications 2024 (ATA2024), Vrnjacka Banja, Sırbistan, 29 Haziran - 03 Temmuz 2024, ss.8, (Özet Bildiri)
2024
202415. Analysing the symptoms of the Covid-19 pandemic using fuzzy soft-set theory
Coşkun A., Gündüz Ç., Bayramov S.
Analysis, Topology and Applications (ATA 2024), Vrnjacka Banja, Sırbistan, 29 Haziran - 03 Temmuz 2024, ss.51, (Özet Bildiri)
2022
202216. Part I. A probabilistic soft set approach to decision making problems
Coşkun A.
3RD ICAENS 2022, Konya, Türkiye, 20 Temmuz 2022, ss.745, (Özet Bildiri)
2022
202217. Part 2. A probabilistic soft multiset approach to group decision making problems
Coşkun A.
3rdInternational Conference on Applied Engineering and Natural Sciences, Konya, Türkiye, 20 Temmuz 2022, ss.849, (Özet Bildiri)
2021
202118. MEDICAL DIAGNOSIS PROBLEM BY USING NEUTROSOPHIC SOFT SET
Coşkun A.
1st INTERNATIONAL LOTFI A.ZADEH CONFERENCE: FUZZY LOGIC AND APPLICATIONS, Baku, Azerbaycan, 20 - 21 Aralık 2021, ss.16-17, (Özet Bildiri)
2021
202119. AN INVERSE PROBLEM WITH THE NONLOCAL DIRICHLET BOUNDARY CONDITION
Coşkun A.
1st INTERNATIONAL LOTFI A.ZADEH CONFERENCE: FUZZY LOGIC AND APPLICATIONS, Baku, Azerbaycan, 20 Aralık 2021, ss.62, (Özet Bildiri)
2021
202120. ON A PROBABILISTIC SOFT MULTISET AND ITS APPLICATION IN MATRIX
Coşkun A.
1st INTERNATIONAL LOTFI A.ZADEH CONFERENCE: FUZZY LOGIC AND APPLICATIONS, Baku, Azerbaycan, 20 Aralık 2021, ss.61, (Özet Bildiri)
2019
201921. The determination of the right hand side in a semilinear heat conduction problem with the nonlocal Dirichlet boundary condition
ERDEM A.
the 3 international conference of operators in general morrey type spaces and applications, 16 - 20 Temmuz 2019, (Özet Bildiri)
2019
201922. A decision making problem by using neutrosophic soft set
ERDEM A., GÜNDÜZ Ç.
2nd International Conference on Life and Engineering Sciences, 27 - 29 Haziran 2019
2019
201923. Fuzzy soft expert set
ERDEM A., GÜNDÜZ Ç.
2nd International Conference on Life and Engineering Sciences, 27 - 29 Haziran 2019
2018
201824. Determination of a coefficient in a second-order hyperbolic problem
ERDEM A.
5ThINTERNATIONAL CONFERENCE ON RECENT ADVANCES IN PURE AND APPLIEDMATHEMATICS (ICRAPAM 2018), 23 - 27 Temmuz 2018, (Tam Metin Bildiri)
2018
201825. On The Existence And Uniqueness Of Solutions For A First And Second-Order Discrete Boundary ValueProblem
ERDEM A., DEMİR A.
5Th INTERNATIONAL CONFERENCE ON RECENTADVANCES IN PURE AND APPLIED MATHEMATICS (ICRAPAM 2018), 23 - 27 Temmuz 2018, (Tam Metin Bildiri)
2016
201626. Soft matrices on soft multisets in an optimal decision process
Coskun A., Aras Ç., Cakalli H., Sonmez A.
3rd International Conference on Analysis and Applied Mathematics (ICAAM), Almaty, Kazakistan, 7 - 10 Eylül 2016, cilt.1759, (Tam Metin Bildiri)
2014
201427. Probabilistic Soft MultiSet Theory
ERDEM A., TÜRKMEN G.
International MathematicsSymposium, International Mathematics Symposium, 11 - 13 Temmuz 2014, (Özet Bildiri)
2014
201428. Experimental study for characterization of time dependent source term and initial temperature
ERDEM A.
The 7th International Conference ”Inverse Problems: Modeling and Simulation, 26 - 31 Mayıs 2014, (Özet Bildiri)
2013
201329. On the Existence and Uniqueness of Solutions for Discrete Boundary Value Problems
ERDEM A., DEMİR A.
Nonlinear Phenomena in Complex System, II International Seminar Nonlinear PhenomenologyAdvances, 1 - 05 Ekim 2013, (Özet Bildiri)
2013
201330. A simultaneous approach to inverse source problem by Green’xxs function
ERDEM A.
Algerian-Turkish International Days on Mathematics 2013, 12 - 14 Eylül 2013, (Özet Bildiri)
2013
201331. Soft Path Connectedness on Soft Topological Spaces
BAYRAMOV S., GÜNDÜZ Ç., ERDEM A.
Proceedings of the 13th International Conference on Computational and Mathematical Methods in Science andEngineering, 24 - 27 Temmuz 2013, (Özet Bildiri)
2013
201332. A numerical method based on the polynomial regression for the inverse diffusion problem
ERDEM A.
Proceedings of the 13th International Conference on Computational and Mathematical Methods in Science andEngineering, 24 - 27 Temmuz 2013, (Özet Bildiri)
2010
201033. Comparative numerical analysis of coarse-fine mesh and gradient methods ininverse coefficient problems for parabolic equations
ERDEM A., HASANOV A., PEKTAŞ B.
The Fifth International Conference ”Inverse Problems:Modeling and Simulation”, 24 - 29 Mayıs 2010, (Özet Bildiri)
2008
200834. Numerical analysis of ill-posedness of parabolic coefficient identificationproblems based on adjoint problem approach
ERDEM A., HASANOV A., PEKTAŞ B.
The Fifth International Conference Algorithmic Analysis ofUnstable Problems, 2 - 06 Eylül 2008, (Özet Bildiri)
2008
200835. Reconstruction algorithms for parabolic coefficient identification problems based on adjoint approach
ERDEM A.
TheFifth International Conference Algorithmic Analysis of Unstable Problems, 2 Haziran - 06 Eylül 2008, (Özet Bildiri)
2008
200836. Monotonicity of input-output mappings and Lipschitz continuity of related auxiliary3functionals in inverse coefficient problems
ERDEM A., HASANOV A.
The Fifth International Conference Algorithmic Analysis ofUnstable Problems, Rusya, 2 - 06 Eylül 2008, (Özet Bildiri)
2008
200837. Monotonicity of input-output mappings and Frechet differentiability and Lipschitzcontinuity of related auxiliary functionals in inverse problems for parabolic equations
ERDEM A., HASANOV A.
The Fourth Int.Conference ”Inverse Problems: Modeling and Simulation”, 26 - 31 Mayıs 2008, (Özet Bildiri)
2007
200738. An adjoint problem approach for coefficient identification in a linear hyperbolic problem
ERDEM A.
The ISAAC(International Society for Analysis, its Applications and Computation), 13 - 18 Ağustos 2007, (Özet Bildiri)
2006
200639. An analysis of the cost functional for parabolic inverse source problem
ERDEM A.
Proceedings of The International Conference on Modeling and Simulation, 28 - 30 Ağustos 2006, (Özet Bildiri)
2006
200640. Differentiability and Lipschitz property of the cost function related to parabolic optimal control problems
ERDEM A.
Pioneers Of Bulgarian Mathematics, 8 - 10 Temmuz 2006, (Özet Bildiri)
2006
200641. An analysis of the adjoint problem approach for parabolic inverse source problem with measured Dirichletdata
ERDEM A.
The Third International Conference ”Inverse Problems: Modeling and Simulation”, 29 Mayıs - 02 Haziran 2006, (Özet Bildiri)
Desteklenen Projeler
2013 - 2014
2013 - 2014Kısıtlı Deneysel Verilerle Tanımlanmış Ters Problemler ve Malzemenin Sayısal Diagnotistiği
Diğer Resmi Kurumlarca Desteklenen Proje
COŞKUN A.
2009 - 2010
2009 - 2010Lineer ve Lineer Olmayan Parabolik Denklemleri İçin, Ek Koşulu İntegral Operatörlerle Verilmiş Ters Problemlerin Çözümü ve Su Kirliliği Problemi ile İyon Transferi Problemine Uygulamaları
TÜBİTAK Projesi
COŞKUN A.
2008 - 2009
2008 - 2009Development of a Unified Approach and Software for Numerically Solving Inverse and Optimization Problems
Diğer Uluslararası Fon Programları
COŞKUN A.
2004 - 2005
2004 - 2005
Kocaeli Nüfus Bilgi Sistemi ve İlgili Sosyo-Ekonomik Projeksiyonlar
Diğer Resmi Kurumlarca Desteklenen Proje
COŞKUN A.
Burslar
2012 - 2012
2012 - 2012