Turkish Journal of Mathematics
The Turkish Journal of Mathematics is an international, bi-monthly, peer-reviewed, open-access journal by the Scientific and Technological Research Council of Turkey (TUBITAK) - Turkish Academic Network and Information Center (ULAKBIM). Turk J Math is devoted to all fields of mathematics. The journal is published in January, March, May, July, September, and November. The journal has been indexed in Scopus since 2006 and included in SCI-E since 2009.
ISSN: 1300-0098
EISSN: 1303-6149
Journal Metrics
Impact Factor (2021) 0.954
5-Year Impact Factor 0.955
Current Issue: Volume 47, Number 1 (2023)
Cover and Contents
Articles
Bipolar soft ideal rough set with applications in COVID-19
HEBA I. MUSTAFA
Pages 1-36
Pell-Lucas collocation method for solving a class of second order nonlinear differential equations with variable delays
ŞUAYİP YÜZBAŞI and GAMZE YILDIRIM
Pages 37-55
An invariant of regular isotopy for disoriented links
İSMET ALTINTAŞ and HATİCE PARLATICI
Pages 56-74
A new approach to matrix isomorphisms of complex Clifford algebras via Cantor set
DERYA ÇELİK
Pages 75-86
Forming coupled dispersionless equations of families of Bertrand curves
KEMAL EREN
Pages 87-97
On a new subclass of biunivalent functions associated with the $(p,q)$-Lucas polynomials and bi-Bazilevic type functions of order $\rho+i\xi$
HALİT ORHAN, İBRAHİM AKTAŞ, and HAVA ARIKAN
Pages 98-109
Some fractional Dirac systems
YÜKSEL YALÇINKAYA
Pages 110-122
Global bifurcation of positive solutions for a class of superlinear first-order differential systems
LIJUAN YANG and RUYUN MA
Pages 123-134
On the properties of solutions for nonautonomous third-order stochastic differential equation with a constant delay
AYMAN MOHAMMED MAHMOUD and DOAA ALI MOHAMED BAKHIT
Pages 135-158
Existence and multiplicity for positive solutions of a system of first order differential equations with multipoint and integral boundary conditions
LE THI PHUONG NGOC and NGUYEN THANH LONG
Pages 159-184
Jackson-type theorem in the weak $L_{1}$-space
RASHID ALIEV and ELDOST ISMAYILOV
Pages 185-194
On the distribution of adjacent zeros of solutions to first-order neutral differential equations
EMAD R. ATTIA, OHOUD N. AL-MASARER, and IRENA JADLOVSKA
Pages 195-212
Novel correlation coefficients for interval-valued Fermatean hesitant fuzzy sets with pattern recognition application
İBRAHİM DEMİR
Pages 213-233
Geodesics and isocline distributions in tangent bundles of nonflat Lorentzian-Heisenberg spaces
MURAT ALTUNBAŞ
Pages 234-247
On the band functions and Bloch functions
OKTAY VELİEV
Pages 248-255
A note on "Some properties of second-order weak subdifferentials" [Turkish Journal of Mathematics (2021)45: 955-960]
QILIN WANG and MIN LIU
Pages 256-260
Geometric singularities and regularity of solution of the Stokes system in nonsmooth domains
YASIR NADEEM ANJAM
Pages 261-278
Separation, connectedness, and disconnectedness
MEHMET BARAN
Pages 279-295
Biharmonic PNMCV submanifolds in Euclidean 5-space
RÜYA ŞEN and NURETTİN CENK TURGAY
Pages 296-316
Hahn-Hamiltonian systems
BİLENDER PAŞAOĞLU and HÜSEYİN TUNA
Pages 317-332
Approximation results for the moments of random walk with normally distributed interference of chance
ZÜLFİYE HANALİOĞLU, AYNURA POLADOVA, and TAHİR KHANİYEV
Pages 333-350
Generalized elliptical quaternions with some applications
HARUN BARIŞ ÇOLAKOĞLU and MUSTAFA ÖZDEMİR
Pages 351-371
On the measure of noncompactness in $L_p(\mathbb{R}^+)$ and applications to a product of $n$-integral equations
MOHAMED M. A. METWALI and VISHNU NARAYAN MISHRA
Pages 372-386
The class of demi KB-operators on Banach lattices
HEDI BENKHALED and AREF JERIBI
Pages 387-396
Inverse nodal problem for the quadratic pencil of the Sturm$-$Liouville equations with parameter-dependent nonlocal boundary condition
YAŞAR ÇAKMAK and BAKİ KESKİN
Pages 397-404
Editors
- Editor-in-Chief
- Prof. Dr. Adnan TERCAN Hacettepe University
- Associate Editor-in-Chief
- Prof. Dr. Aydın GEZER Atatürk University
