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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 (2023) 0.8

5-Year Impact Factor 0.9

Current Issue: Volume 49, Number 1 (2025)

Cover and Contents

Research Articles

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The role of α-inequalities in examining the singular version of the Big Bang model
SAMANE IJADI, S. MANSOUR VAEZPOUR, MEHDI SHABIBI, and SHAHRAM REZAPOUR
Pages 1-17

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Generalization of dual numbers and dual Euclidean 3-Space
ŞÜKRAN DUYGU SOYLU, HARUN BARIŞ ÇOLAKOĞLU, and MUSTAFA ÖZDEMİR
Pages 29-48

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Nearly Toric Varieties of Type A
MAHİR BİLEN CAN and NESTOR FERNANDO DIAZ MORERA
Pages 65-95

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Properties of frontier, exterior and border in picture topological spaces
SHANMUGASUNDHARAM DURGA, LAKSHMANADAS VIDYARANI, MANDARASALAM VIGNESHWARAN, and TOMASZ WITCZAK
Pages 96-116

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Inverse ordered semigroups
MICHAEL TSINGELIS
Pages 117-130

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On minimal hypersurfaces in Euclidean spaces and Riemannian manifolds
JOSEF MIKEŠ, SERGEY STEPANOV, and IRINA TSYGANOK
Pages 131-138

Editors

Editor-in-Chief
Prof. Dr. Adnan TERCAN
Hacettepe University, Türkiye

Associate Editor-in-Chief
Prof. Dr. Aydın GEZER
Atatürk University, Türkiye

Editorial Board