



Matlab Educational Tools in Mathematics Teaching, Volume 15, No. 3 (May 2021), PP:241252
doi:10.18576/amis/150301




Authors: 

Dragan Obradovic  Elementary school ”Jovan Cvijic”, KostolacPozarevac, Teacher of Mathematics, Serbia


Lakshmi Narayan Mishra  Department of Mathematics, School of Advanced Sciences, Vellore Institute of Technology (VIT) University, Vellore 632 014, Tamil Nadu, India


Nisha Sharma  Pt. J.L.N. Govt. College, Faridabad, India


Vishnu Narayan Mishra  Department of Mathematics, Indira Gandhi National Tribal University, Lalpur, Amarkantak, Anuppur 484 887, Madhya Pradesh, India










Exponential Type p–Convex Function with Some Related Inequalities and their Applications, Volume 15, No. 3 (May 2021), PP:253261
doi:10.18576/amis/150302




Authors: 

Miguel VivasCortez  Pontificia Universidad Cato ́lica del Ecuador, Facultad de Ciencias Exactas y Naturales, Escuela de Ciencias F ́ısicas y Matema ́ticas , Av. 12 de octubre 1076, Apartado: 17012184, Quito, Ecuador


Artion Kashuri  Department of Mathematics, Faculty of Technical Science, University “Ismail Qemali”, Vlora, Albania


Saad Ihsan Butt  COMSATS University Islamabad, Lahore Campus, Pakistan


Muhammad Tariq  COMSATS University Islamabad, Lahore Campus, Pakistan


Jamshed Nasir  COMSATS University Islamabad, Lahore Campus, Pakistan










Developable Surfaces through Spacelike Sweeping Surfaces in Minkowski 3–Space, Volume 15, No. 3 (May 2021), PP:263270
doi:10.18576/amis/150303




Authors: 

Fatemah Mofarreh  Mathematical Science Department, Faculty of Science, Princess Nourah bint Abdulrahman University, Riyadh 11546, Saudi Arabia


Rashad A. AbdelBaky  Department of Mathematics, Faculty of Science, University of Assiut, Assiut 71516, Egypt


Monia Fouad Naghi  Department of Mathematics, Faculty of Science, King Abdulaziz University Jeddah, Saudi Arabia










Existence and Uniqueness for MultiTerm Sequential Fractional IntegroDifferential Equations with NonLocal Boundary Conditions, Volume 15, No. 3 (May 2021), PP:271284
doi:10.18576/amis/150304




Authors: 

Djamila Chergui  Laboratory of Dynamical Systems and Control, University of Oum El Bouaghi, Algeria


Ahcene Merad  Laboratory of Dynamical Systems and Control, University of Oum El Bouaghi, Algeria


Marwan M. Abdeldayem  Applied Science University (ASU), East Eker, Manama, Kingdom of Bahrain


Archer Heindric  School of Art, Design, and Architecture, University of Huddersfield, UK










A New Nonparametric Statistical Test for Testing Exponentiality Based on Kernel Method with Applications on Hypothesis Testing, Volume 15, No. 3 (May 2021), PP:285292
doi:10.18576/amis/150305




Authors: 

S. E. AbuYoussef  Department of Mathematics, Faculty of Science, Al Azhar University, Cairo, Egypt


A. A. ElToony  Department of Mathematics, Faculty of Science, Helwan University, Cairo, Egypt














Estimation in KStage StepStress Partially Accelerated Life Tests for Generalized Pareto Distribution with Progressive TypeI Censoring, Volume 15, No. 3 (May 2021), PP:299305
doi:10.18576/amis/150307




Authors: 

Rashad M. ELSagheer  Mathematics Department, Faculty of Science, AlAzhar University, Nasr City 11884, Cairo, Egypt


Moaiad A. A. Khder  College of Arts and Science, Applied Science University (ASU), East Al Ekir, Manama, Kingdom of Bahrain














An Inexact Rough Interval of Normalized Heptagonal Fuzzy Numbers for Solving Vendor Selection Problem, Volume 15, No. 3 (May 2021), PP:317324
doi:10.18576/amis/150309




Authors: 

Hamiden Abd ElWahed Khalifa  Operations Research Department, Faculty of Graduate Studies for Statistical Research, Cairo University, Giza, Egypt\\Mathematics Department, College of Science and Arts, Al Badaya, Qassim University, Saudi Arabia


Pavan Kumar  Mathematics Division, School of Advanced Science and Languages, VIT Bhopal University, Sehore, MP, India466114


Bayoumi Ali Hassan  Operations Researches and Decision Support Department, Faculty of Computers and Artificial Intelligence, Cairo University, Giza, Egypt










Further Properties of Semi Bornological Groups, Volume 15, No. 3 (May 2021), PP:325328
doi:10.18576/amis/150310




Authors: 

Anwar N. Imran  Dep. of Math., Faculty of Sciences, University Diyala, Iraq


F. K. Alhan  Dep. of Math., Faculty of Sciences, University Diyala, Iraq


J. S. Farah  Dep. of Math., Faculty of Sciences, University Diyala, Iraq










(T,S)Intuitionistic Fuzzy Hyperideals of Γ Hyperrings, Volume 15, No. 3 (May 2021), PP:329342
doi:10.18576/amis/150311




Authors: 

Serkan Onar  Department of Mathematical Engineering, Yildiz Technical University, Davutpas ̧aIstanbul, Turkey


Bayram Ali Ersoy  Department of Mathematical Engineering, Yildiz Technical University, Davutpas ̧aIstanbul, Turkey


Kostaq Hila  Department of Mathematical Engineering, Polytechnic University of Tirana, Tirana 1001, Albania


Krisanthi Naka  Department of Mathematics and Computer Sciences, University of Gjirokastra, Albania










On a ThirdOrder PLaplacian Boundary Value Problem at Resonance on the HalfLine, Volume 15, No. 3 (May 2021), PP:343351
doi:10.18576/amis/150312




Authors: 

S. A Iyase  Department of Mathematics, Covenant University, P.M.B. 1023, KM 10 Idiroko Road, Canaan Land, Ota, Ogun state, Nigeria


S. A Bishop  Department of Mathematics, University of Lagos, Akoka, Lagos, Nigeria










Bayesian Approach to Infer Types of Faults on Electrical Machines from Acoustic Signal, Volume 15, No. 3 (May 2021), PP:353364
doi:10.18576/amis/150313




Authors: 

Glaucia Maria Bressan  Universidade Tecnolo ́gica Federal do Parana ́ (UTFPR), Campus Corne ́lio Proco ́pio, PR, Brazil


Beatriz C. Flamia de Azevedo  Instituto Polite ́cnico de Braganc ̧a, Braganc ̧a, Portugal


Herman Lucas dos Santos  Universidade Tecnolo ́gica Federal do Parana ́ (UTFPR), Campus Corne ́lio Proco ́pio, PR, Brazil


Wagner Endo  Universidade Tecnolo ́gica Federal do Parana ́ (UTFPR), Campus Corne ́lio Proco ́pio, PR, Brazil


Cristiano Marcos Agulhari  Universidade Tecnolo ́gica Federal do Parana ́ (UTFPR), Campus Corne ́lio Proco ́pio, PR, Brazil


Alessandro Goedtel  Universidade Tecnolo ́gica Federal do Parana ́ (UTFPR), Campus Corne ́lio Proco ́pio, PR, Brazil


Paulo Rogerio Scalassara  Universidade Tecnolo ́gica Federal do Parana ́ (UTFPR), Campus Corne ́lio Proco ́pio, PR, Brazil










Effect of the Negative Velocity Feedback Control for Reducing the Primary Resonance Vibration of a Magnetic Levitation System using the Harmonic Balance Method, Volume 15, No. 3 (May 2021), PP:365372
doi:10.18576/amis/150314




Authors: 

F. O. Darwesh  Basic Science Department, Higher Technology Instutite, Tenth of Ramadan City, Egypt


Y. A. Amer  Mathematics Department, Faculty of Science, Zagazig University, Egypt


K. R. Raslan  Mathematics Department, Faculty of Science, AlAzhar University, Egypt










Vibration Analysis of Permanent Magnet Motor Rotor System in Shearer SemiDirect Drive Cutting Unite with Speed Controller and Multi Excitation Forces, Volume 15, No. 3 (May 2021), PP:373381
doi:10.18576/amis/150315




Authors: 

Y. A. Amer  Department of Mathematics, Faculty of Science, Zagazig University, Zagazig, Egypt


Taher A. Bahnasy  Department of Physics and Engineering Mathematics, Faculty of Engineering, Tanta University, Tanta, Egypt


Ashraf M. Elmhlawy  Department of Physics and Engineering Mathematics, Faculty of Engineering, Tanta University, Tanta, Egypt










Interaction of Adjacent Smart Traffic Lights During Traffic Jams at an Intersection, Volume 15, No. 3 (May 2021), PP:383393
doi:10.18576/amis/150316




Authors: 

M. E. Mansurova  AlFarabi Kazakh National University, 050040, Almaty, Republic of Kazakhstan


B. A. Belgibaev  AlFarabi Kazakh National University, 050040, Almaty, Republic of Kazakhstan


S. Sh. Ixanov  AlFarabi Kazakh National University, 050040, Almaty, Republic of Kazakhstan\\ Institute of mathematics and mathematical modeling, 050010, Almaty, Republic of Kazakhstan


D. T. Karimsakova  AlFarabi Kazakh National University, 050040, Almaty, Republic of Kazakhstan


D. S. Zhamangarin  AlFarabi Kazakh National University, 050040, Almaty, Republic of Kazakhstan










The Precontinuity Property via GN −Preopen Sets in Grill Topological Spaces, Volume 15, No. 3 (May 2021), PP:395402
doi:10.18576/amis/150317




Authors: 

Amin Saif  Department of Mathematics, Faculty of Applied Sciences, Taiz University, Taiz, Yemen


Maged Abdulwahab AlMuntaser  Department of Mathematics,Faculty of Education, University of Saba Region, Marib, Yemen






