Turkish Journal of Mathematics
The Turkish Journal of Mathematics is an international, bi-monthly, peer-reviewed, diamond open-access journal published by the Scientific and Technological Research Council of Türkiye (TÜBİTAK). 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 (2024) 0.9
5-Year Impact Factor 0.9
Category Quartile Q2
Current Issue: Volume 50, Number 1 (2026)
Cover and Contents
Research Articles
Codazzi normalized null hypersurfaces
THÉOPHILE KEMAJOU MBIAKOP, CYRIAQUE ATINDOGBE, and FERDINAND NGAKEU
Pages 1-22
Some methods for finding the number of partitions of n with m−parts, P(n, m)
YUSUF SOYVURAL and ALİ BÜLENT EKİN
Pages 23-39
Further geometric properties of the generalized k-Bessel functions
MERVE GÖRGÜLÜ and İBRAHİM AKTAŞ
Pages 40-53
On almost Kenmotsu manifolds admitting nearly vacuum static equations with applications
UDAY CHAND DE, KRISHNENDU DE, and SUDHAKAR KUMAR CHAUBEY
Pages 54-72
G-topological groupoids
OSMAN MUCUK
Pages 73-86
Representation of inverse ordered semigroups by means of symmetric inverse semigroups on a set
MICHAEL TSINGELIS
Pages 87-96
ℤ3-graded Cartan calculus on 𝒪(ℂq1|1|1)
SULTAN ÇELİK and SALİH ÇELİK
Pages 97-126
Cospectrality results for signed graphs with two eigenvalues unequal to ±1
WILLEM H. HAEMERS and HATİCE TOPCU
Pages 127-137
Fubini collocation method for numerical solutions of differential equations with quadratic and cubic nonlinearities
KÜBRA ERDEM BİÇER and HAVVA TÜRKHAN
Pages 138-152
The derivative of spectral function of the problem with the boundary condition dependent on spectral parameter
ELİF BAŞKAYA and HASKIZ COŞKUN
Pages 153-163
The variation of eigenvalues of the two-dimensional magnetic Schrödinger operator with respect to the angle of a flat sector
ARAZ R. ALIEV and ELSHAD H. EYVAZOV
Pages 164-172
Editors
- Editor-in-Chief
- Prof. Dr. Adnan TERCAN Hacettepe University, Türkiye
- Associate Editor-in-Chief
- Prof. Dr. Aydın GEZER Atatürk University, Türkiye
