Thai Journal of Mathematics

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Thai Journal of Mathematics (TJM) is a peer-reviewed, open access international journal publishing original research works of high standard in all areas of pure and applied mathematics.
Publication Frequency
TJM publishes one volume per year. Usually a volume consists of three issues with about 200 pages each.
Appear : April, August and December. Occasionally special issues are also published. Papers are published as soon as they are accepted.
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From 2020 the journal is published every three months and four issues per year (March, June, September and December). All manuscripts are refereed under the same standards as those used by the finest-quality printed mathematical journals.  Accepted papers will be published online in their final form as a TJM formatted PDF and will be published in four issues annually.
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Reviewing/Indexing
Thai J Math.
is covered Abstracted, Reviewed and Indexeded in:
Emerging Sources Citation Index (ESCI) [Web of Science by © 2018 Clarivate Analytics]
Mathematical ReviewsMathSciNet,
Zentralblatt MATH Database,
Google Scholar and
Scopus [Elsevier]

SCImago Journal & Country Rank esci_logo_150
The SJR indicator measures the scientific influence of the average article in a journal, it expresses how central to the global scientific discussion an average article of the journal is. Cites per Doc. (2y) measures the scientific impact of an average article published in the journal, it is computed using the same formula that journal impact factor ™ (Thomson Reuters).
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Call for papers

Special issue dedicated to Professor Suthep Suantai for his 60th birthday anniversary

A special issue of Thai Journal of Mathematics –Vol. 18 No.3/2020 – will be Dedicated to Professor Suthep Suantai for his 60th birthday anniversary.  Authors of papers related to areas of expertise of Professor Suthep Suantai are invited to submit a manuscript for this special issue.

Submission

Authors should follow the usual procedure of Thai Journal of Mathematics (TJM) for the preparation as well as for the submission of their work (http://thaijmath.in.cmu.ac.th/index.php/thaijmath/index), but they have to clearly mention during the submission process that the manuscript is intended for the “Special issue: Dedicated to Prof.Suthep Suantai for his 60th birthday anniversary”, by selecting Article type accordingly.

Timeline

Submissions Due: Closed
Expected Acceptance Notification: 30 June 2020
Expected On-line / Printed Publication: 30 September 2020

 

Guest Editors:

Attapol Kaewkhao, Chiang Mai University

Narin Petrot, Naresuan University

Pasit Cholamjiak, University of Phayao

Poom Kumam, KMUTT

The workshop on fixed point theory and optimization will be held at the Department of Mathematics, Faculty of Science, Chiang Mai University, Chiang Mai, Thailand, during 17-18 January 2020. One of the main purposes of this workshop is to celebrate the 60th birthday of Professor Suthep Suantai, who is the leader and has a great contribution in the area of fixed point theory and optimization with applications to the real-world problems.
This workshop is a celebration of the 60th birthday of Professor Dr. Suthep Suantai.
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Special Issue (2020): Annual Meeting in Mathematics 2019

The 24th Annual Meeting in Mathematics (AMM 2019) organized by Departments of Mathematics, Faculty of Science, Burapha University, Thailand.
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Table of Contents

Articles

Editorial PDF
Sineenart Srimongkol
Convergence in Hausdorff Content of Generalized Simultaneous Pade Approximants PDF
Methawee Wajasat, Nattapong Bosuwan 1-23
A Note on the Rate of Convergence of Poles of Generalized Hermite-Pade Approximants PDF
Nattapong Bosuwan 25-37
Connections of (m, n)-bi-quasi Hyperideals in Semihyperrings PDF
Bundit Pibaljommee, Warud Nakkhasen 39-48
On 2-absorbing Primary Ideals in Commutative Γ-semirings PDF
Nuttawut Sangjaer, Sajee Pianskool 49-60
Jensen’s Type Inequalities Involving Tracy-Singh Products, Khatri-Rao Products, Tracy-Singh Sums and Khatri-Rao Sums PDF
Arnon Ploymukda, Pattrawut Chansangiam 61-80
On ∆-Convergence Theorems in b-CAT(0) Spaces PDF
Cholatis Suanoom 81-88
The Rectangular Quasi-Metric Space and Common Fixed Point Theorem for ψ-Contraction and ψ-Kannan Mappings PDF
Wongvisarut Khuangsatung, Saowapak Chan-iam, Patchara Muangkarn, Cholatis Suanoom 89-101
Finite Integration Method via Chebyshev Polynomial Expansion for Solving 2-D Linear Time-Dependent and Linear Space-Fractional Differential Equations PDF
Ratinan Boonklurb, Ampol Duangpan, Arnont Saengsiritongchai 103-131
Some Forbidden Rectangular Chessboards with Generalized Knight’s Moves PDF
Sirirat Singhun, Krit Karudilok, Ratinan Boonklurb 133-145
Exact Solutions of the Conformable Space-Time Chiral Nonlinear Schrodinger’s Equations PDF
Sekson Sirisubtawee, Nattawut Khansai, Sanoe Koonprasert, Montri Torvattanabun 147-166
Some Remarks on Paramedial Semigroups and Medial Semigroups PDF
Nares Sawatraksa, Chaiwat Namnak, Chaiwat Namnak 167-176
Limit Distribution Functions for Sums of the Reciprocals of a Power of Tangent of Random Variables PDF
Kittipong Laipaporn, Kanokwan Burimas, Petcharat Rattanawong 177-190
Strong Convergence of the Shrinking Projection Method for the Split Equilibrium Problem and an Infinite Family of Relatively Nonexpansive Mappings in Banach spaces PDF
Nutchari Niyamosot, Warunun Inthakon 191-205
Analytical Solution for a 3D Model of the Airflow in a Human Upper Respiratory Tract PDF
Chatvarin Tasawang, Supachara Kongnuan 207-222
The Existence Theorem for a Coincidence Point of Some Admissible Contraction Mappings in a Generalized Metric Space PDF
Anchalee Khemphet 223-235
On some Algrebraic Structures of AG*-groupoids PDF
Punyapat Kammoo, Chaiwat Namnak 237-246
The Characterization of Caterpillars with Multidimension 3 PDF
Varanoot Khemmani, Supachoke Isariyapalakul 247-259
Domination Game on Powers of Cycles PDF
Nattakritta Chantarachada, Chalermpong Worawannotai 261-268
A Non-standard Ternary Representation of Integers PDF
Wipawee Tangjai 269-283
Left and Right Magnifying Elements in Certain Linear Transformation Semigroups PDF
Pongsan Prakitsri 285-291
Common Fixed Point Theorems for Firmly Nonspreading Mappings and Quasi-Nonexpansive Mappings in CAT(0) Spaces PDF
Tanaphong Prommai, Attapol Kaewkhao, Warunun Inthakon 293-301
Permanence and Global Attractivity of a HPA Axis Model Related to Depression PDF
Teerarat Arunrat, Sanoe Koonprasert, Sekson Sirisubtawee 303-323
Makespan Minimization for Parallel Machines Environment with Machine Dependent Processing Time by Using PBIL Combined with Local Search PDF
Pensiri Sompong, Sungkom Srisomporn 325-337
Automatic Defect Detection for Mango Fruit Using Non-Extensive Entropy with Gaussian Gain PDF
Kotchakorn Tiemtud, Pornpimon Saprasert, Thanikarn Tormo, Saifon Chaturantabut 339-349
Numerical Solutions of the Elliptic Differential and the Planetary Motion Equations by Haar Wavelet - Quasilinearization Technique PDF
Rawipa Yangchareonyuanyong, Sanoe Koonprasert, Sekson Sirisubtawee 351-370
A Numerical Study of Efficient Sampling Strategies for Randomized Singular Value Decomposition PDF
Siriwan Intawichai, Saifon Chaturantabut 371-385
Solving the Poisson Process in Conformable Fractional Calculus Sense by Homotopy Perturbation Method PDF
Sirawit Makaew, Khomsan Neamprem, Sanoe Koonprasert 387-399
Improved Bounds on the Size of Separating Hash Families of Short Length PDF
Penying Rochanakul 401-412


The Thai Journal of Mathematics organized and supported by The Mathematical Association of Thailand and Thailand Research Council and the Center for Promotion of Mathematical Research of Thailand (CEPMART).

Copyright 2020 by the Mathematical Association of Thailand.

All rights reserve. No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means, without the prior permission of the Mathematical Association of Thailand.

|ISSN 1686-0209|