+607-553 4048 fsains@utm.my

Publications

 

Journal Article

  1. Nurul Anasuhah Zakaria, Tahir Ahmad, Siti Rahmah Awang and Ajmain Safar.Determination of Huffaz Academic Achievement Using Binary Logistic Regression Model, Journal of Physics: Conference Series, Vol. 1988, pp. 1-8. 2021.
  2. Amirul Aizad Ahmad Fuad, Tahir Ahmad and Nur Aisyah Mohamad Nor. Elementary Components of Electroencephalography Signals Viewed as Prime Numbers, Journal of Physics: Conference Series, Vol. 1988, pp. 1-9. 2021.
  3. Faraloya, M. F., Shafie, S., Siam, F. M., Mahmud, R., and Ajadi, S. O. Numerical Simulation and Optimization of Radiotherapy Cancer Treatments Using the Caputo Fractional Derivative. Malaysian Journal of Mathematical Sciences 15(2):161-187. 2021.
  4. Sajad Karimi Ghasem Abadi, Ahmad Bathaei, Siti Rahmah Awang & Tahir Ahmad. Suppliers Selection in Resilient Supply Chain Using Fuzzy DEMATEL Approach (Case Study in SAPCO Supply Chain),  Internatiomal Journal of Science, Management and Tourism Letter, Vol. 2021, pp. 1-6. 2021.
  5. Noorsufia Abd Shukor, Tahir Ahmad, Amidora Idris, Siti Rahmah Awang and Amirul Aizad Ahmad Fuad. Graph of Fuzzy Topographic Topological Mapping in Relation to k-Fibonacci Sequence, Journal of Mathematics, Vol. 2021, pp. 1-10. 2021.
  6. Ahmad Bathaei, Siti Rahmah Awang & Tahir Ahmad. Evaluation of Organizations Agility Using ANP FUZZY and Fuzzy VIKOR Method Case Study:  Amol Dairy Companies,  Internatiomal Journal of Engineering & Technology Sciences, Vol. 2021, pp. 1-19. 2021.
  7. Fatin Nadiah Yusof, Normah Maan & Mohd Nazri Md. Reba.: LSTM Network to Improve the Prediction of Harmful Algal Blooms in the West Coast of Sabah. International Journal of Environmental Research and Public Health, 18(14):7650, 2021.
  8. Khalil Ur Rehman, Normah Maan, et al. :On magnetized Newtonian liquid suspension in single backward facing-step (SBFS) with centrally translated obstructions. Journal of Molecular Liquids. 337: 116265, 2021.
  9. Normah Maan, Izaz Ullah Khan, and Nor Atirah Izzah Zulkefli. The Notion of Stability of a Differential Equation and Delay Differential Equation Model of HIV Infection of CD4+ T-Cells. International Journal of Mahtematics and Computers in Simulation. 15(4):20-23, 2021.
  10. Fatin Nadiah Mohamed Yussof, Normah Maan, and Nadzri Reba. :Reconsruction of Chlorophyll-a Data by using DINEOF Approach in Sepanggar Bay, Malaysia. International Journal of Mathematics and Computer Science. 16(1): 345-356, 2021.
  11. Abdulkareem Alfolabi Ibrahim, Normah Maan and Khairunadwa Binti Ibrahim. :Stability and sensitivity analysis of tumour induce immune suppression with time delay. Journal of Advanced Research in Dynamical and Control Systems. 12(7):1321-1331, 2020.
  12. Abdulkareem Alfolabi Ibrahim, Normah Maan and Fuaada Mohd Siam. :Analysis of Coronavirus COVID-19 Pandemic Model with Discrete Time Delays. Journal of Advanced Research in Dynamical and Control Systems. 12(7):1455-1462, 2020.
  13. Aminu Barde & Normah Maan. :Analytical Technique for Neutral Delay Differential Equations with Proportional and Constant Delays. Journal of Mathematics and Computer Science. 20(4):334-348, 2020.
  14. Aminu Barde & Normah Maan. :A Efficient Analytical Approach for Nonlinear System of Advanced Lorenz Model. Science Proceeding Series. 2(2): 109-114, 2020.
  15. Fatin Nadiah Yussof, Normah Maan, & Nadzri Reba. :Mathematical analysis of plankton population dynamics. Malaysian Journal of Fundamental and Applied Sciences (MJFAS). 16(1): 109-114, 2020.
  16. Nasir MH. and Siam FM. Derivation of Repair and Mis-Repair DNA Double- Strand Breaks (DSBs) Model: A Case with Two Simultaneously DSBs Repair Condition. Journal of Science and Technology, 12(1): 1-6 2020.
  17. Farayola, M.F., Shafie, S., Siam, F. M. Stability analysis of radiotheraphy cancer treatment model with fractional derivatives, Sains Malaysiana 49(11):2833-2846, 2020.
  18. Farhana Johar, Julies Bong Shu Ai, Fuaada Mohd Siam. Sizing Optimization of Hybrid Photovoltaic-Wind-Battery System towards Zero Energy Building using Genetic Algorithm. MATEMATIKA, 36(3). 2020.
  19. Siti Salwana Mamat, Siti Rahmah Awang, and Tahir Ahmad. Preference Graph of Potential Method as a Fuzzy Graph, Advances in Fuzzy System, Volume 2020, pp. 1-14. 2020
  20. Mujahid Abdullahi, Tahir Ahmad & Vinod Ramachandran. Temporal Discrete Z-Number and Its Application in Assessing EEG Signal Data of Epileptic Seizure, Sains Malaysiana, 49 (9), pp. 2043-2051. 2020
  21. Nurfarhana Hassan, Tahir Ahmad, Norhidayu M. Zain & Azmirul Ashaari. A Novel Chimometrics Fuzzy Autocatalytic Set (FACS) Method With Fourier Transform Infrared (FTIR) Specstrocopy for Halal Authentication of Gelatins, Sains Malaysiana, 49 (9), pp. 2083-2089. 2020.
  22. Mujahid Abdullahi, Tahir Ahmad & Vinod Ramachandran. Ordered Discrete And Continuous Z-Numbers, Malaysian Journal of Fundamental And Applied Sciences, Vol. 16 (4), pp. 403 – 407. 2020
  23. Tahir Ahmad, Azmirul Ashaari, Siti Rahmah Awang, Siti Salwana Mamat, Wan Munirah 
Wan Mohamad, Amirul Aizad Ahmad Fuad, and Nurfarhana Hassan.  “Identification of severity zones for mitigation strategy assessment COVID-19 outbreak in Malaysia”, medRxiv. 2020
  24. Bala Salisu, Siti Rahmah Awang, Tahir Ahmad, Heamalatha Krishnan. Content Validation and Item-Score Reliability of a Trait Emotional Intelligence Scale in Teacher Leadershi, International Journal of Recent Technology and Engineering (IJRTE), Volume-8 Issue-6, March 2020, pp. 2132 – 2138. 2020.
  25. Aminu Barde & Normah Maan. :Analytical Algorithm for Systems of Neutral Delay Differential Equations. Applied Mathematics 10(9):753-768, 2019.
  26. Nasir, M. H. and Siam, F. M: Simulation and Sensitivity Analysis on the Parameter of Non-Targeted Irradiation Effects Model. Jurnal Teknologi, 81(1), 133-142, 2019.
  27. Siam FM, and Nasir MH. Comparison of Parameter Fitting on the Model of Irradiation Effects on Bystander Cells Between Nelder-Mead Simplex and Particle Swarm Optimization. Journal of Advances in Technology and Engineering Research, 5(3): 142-150. 2019.
  28. Farayola, M.F., Shafie, S., Siam, F. M., and Khan,I. Numerical simulation of normal and cancer cells’ populations with fractional derivative under radiotherapy, Computer Methods and Programs in Biomedicine, 187:105202, 2019.
  29. Rashid, H., Siam, F. M. and Maan, N. Parameter Estimation for a Model of Ionizing Radiation Effects on Targeted Cells using Genetic Algorithm and Pattern Search Method. MATEMATIKA, 34(3), 1-13. 2018.
  30. Hamizah Rashid, Normah Maan et al. :Parameter Estimation for a Model of Ionizing Radiation Effects on Targeted Cells using Genetic Algorithm and Pattern Search Method. MATEMATIKA: Malaysian Journal of Industrial and Applied Mathematics. 34(3):1-13, 2018.
  31. Nor Aziran Awang, Normah Maan, & Dasuki Sul’ain. :Tumour-Immune Interaction Model with Cell Cycle Effects Including G0 Phase. MATEMATIKA: Malaysian Journal of Industrial and Applied Mathematics. 34(3):33-44, 2018.
  32. Mohd Rashid Admon & Normah Maan: Modelling Tumor Growth with Immune Response and Drug Using Ordinary Differential Equations. Jurnal Teknologi, 79(5):49-56, 2017.
  33. Mohd Rashid Admon & Normah Maan: Modelling of Macrophage Interactions in Breast Cancer by Partial Differential Equations. Malaysian Journal of Fundamental and Applied Sciences,13(2):113-117, 2017.
  34. Nor Atirah Izzah Zulkefli, Yeak Su Hoe & Normah Maan:The Application of Fuzzy Logistic Equations in Population Growth with Parameter Estimation via Minimization. Malaysian Journal of Fundamental and Applied Sciences,13(2):109-112, 2017.
  35. Izzah Ullah Khan, Tahir Ahmad & Normah Maan: A Reply to A Note on The Paper “A Simplified Novel Technique for Solving Fully Fuzzy Linear Programming Problems”. Journal of Optimization Theory and Applications, 173:353-356, 2017.
  36. Goh Chien Yong, Tahir Ahmad & Normah Maan: Spatial Interaction Image of Electroencephalography Signal During Epileptic Seizure On Flat Electroencephalography. Journal of Mathematics and Statistics, 13(1):46-56, 2017.
  37. Muhammad Badrul Ramle & Normah Maan: Numerical Solution for Linear Fuzzy Differential Equation in Hiv Infection. Eproceedings Chemistry, 2:318-324, 2017.
  38. Maizatul Nadirah Mustaffa, Norma Alias & Faridah Mustapha: Some Numerical Methods for Solving Geodesic Active Contour Model on Image Segmentation Process. Malaysian Journal of Fundamental and Applied Sciences, 408-411, 2017.
  39. Nasir, M. H., & Siam, F. M.. Mini-review: Recent updates on the mathematical modelling of radiation-induced bystander effects. Malaysian Journal of Fundamental and Applied Sciences,13(2):103-108, 2017.
  40. Siam, F. M., Kamal, M. H. A., and Johar, F. “Parameter Estimation for A Mechanistic Model of High Dose Irradiation Damage using Nelder-Mead Simplex Method and Genetic Algorithm.” Jurnal Teknologi 78.12-2 (2016): 87-92.
  41. Siam, F. M., and Michael G. “A structurally unstable bistable system.” In AIP Conference Proceedings, edited by Shaharuddin Salleh, Nor’aini Aris, Arifah Bahar, Zaitul Marlizawati Zainuddin, Normah Maan, Muhammad Hisyam Lee, Tahir Ahmad, and Yudariah Mohammad Yusof, vol. 1750, no. 1, p. 030039. AIP Publishing, 2016.
  42. Siam, F. M., M. Grinfeld, A. Bahar, H. A. Rahman, H. Ahmad, and F. Johar. “A mechanistic model of high dose irradiation damage.” Mathematics and Computers in Simulation (2016).
  43. Muhsen L, Maan N. : Lie Group Analysis of Second-Order Non-Linear Neutral Delay Differential Equations, Malaysian Journal of Mathematical Sciences, 10(S) , pp 117-129 , March 2016.
  44. Nor Aziran Awang & Norm ah Maan: Analysis of tumor populations and immune system interaction model, AIP Conference Proceedings, Volume 1750,pp 030049-1–030049-9, 2016.
  45. Nor Atirah Izzah Zulkefli, Normah Maan, Yeak Su Hoe & Nor Afifah Hanim Zulkefli: Fuzzy logistic equation by polynomial interpolation, AIP Conference Proceedings,Volume 1750,pp 030037-1–030037-6, 2016.
  46. Muhsen L, Maan N. : Lie Group Analysis of Retarded Delay Differential Equations in Human Postural, International Journal of Mathematical Analysis, 9(47):2303-2318, 2015.
  47. Muhsen L, Maan N. : Lie Group Analysis of Second-Order Non-Linear Neutral Delay Differential Equations, Malaysia Journal of Mathematical Science, 2015.
  48. Nor Aziran Awang, Normah Maan : Analysis of Tumor Populations and Immune System Interaction, Simposium Kebangsaan Sains Matematik ke-23 (SKSM23), Johor Bahru, 2015.
  49. Nor Atirah Izzah Zulkefli, Normal Maan, etc.: Fuzzy Logistic Equation by Polynomial Interpolation, Simposium Kebangsaan Sains Matematik ke-23 (SKSM23), Johor Bahru, 2015.
  50. Laheeb Muhsen, Normah Maan : Solving First-Order Delay Differential Equation by Symmetry Lie Group, International Conference On Applied Analysis and Mathematical Modeling (ICAAMM2015), Istanbul (Turkey), 2015.
  51. Nor Aziran Awang, Normal Maan : Delay Differential System for Interaction Between Tumor and Immune Responses, International Conference On Applied Analysis and Mathematical Modeling (ICAAMM2015), Istanbul (Turkey), 2015.
  52. Laheeb Muhsen, Normah Maan : Lie Group Analysis of Second Order Non-Linear Differential Equations with Retarded Argument. Advances in Mathematics and Statistical Sciences, 9th International Conference on COMPUTER ENGINEERING and APPLICATIONS (CEA ’15), 2015.
  53. Suzelawati Zenian, Tahir Ahmad & Amidora Idris : Contrast Comparison of Flat Electroencephalography Image: Classical, Fuzzy and Intuitionistic Fuzzy Set, International Conference on Soft Computing in Data Science, 545, pg 97-105, 2015.
  54. Suzelawati Zenian, Tahir Ahmad & Amidora Idris : The Determination of Hesitation Value for  Sugeno Type Intuitionistic Fuzzy Generator via Fuzzy Limit, International Journal of Pure and Applied Mathematics, 104(2), pg 249-264, 2015.
  55. Normah Maan, Laheeb Muhsen : Classification of Second Order Non-Linear Neutral Delay Differential Equations to Solvable Lie Algebra, IMG-GT International Conference on Mathematics, Statistics and Its Applications (ICMSA), Kuala Terengganu, 14-16 Oct 2014.
  56. Normah Maan, Laheeb Muhsen : Classification of Second Order Non-Linear Retarded Delay Differential Equations to Solvable Lie Algebra, Simposium Kebangsaan Sains Matematik ke-22 (SKSM22), Shah Alam, Selangor, 24-26 Dec 2014.
  57. Muhsen L, Maan N. : Modeling of Human Postural Balance Using Neutral Delay Differential Equation to Solvable Lie Algebra Classification. Life Sci J 2014;11(10):1145-1152]. (ISSN:1097-8135).
  58. A. Awatif, B. Sabariah, M. Rashid, M. Normah: Roles of the influential parameters in the incineration process using centrality concept of graph theory, AIP Conference Proceedings,Volume 1602,pp 233-239, 2014
  59. Suzelawati Zenian, Tahir Ahmad & Amidora Idris : Intuitionistic Fuzzy Approach in Enhancing Image of Flat EEG, AIP Conference Proceeding, American Institute Physics, 1605(1), pg 512-517, 2014.
  60. Vahideh Rezaie, Tahir Ahmad, Siti Rahmah Awang, Masumeh Khanmohammadi, Normah Maan: Ranking Epileptic Patients’ Perceived Intelligence Parameters in Data Envelopment Analysis, Life Science Journal, 11(5), 2014
  61. Vahideh Rezaie, Tahir Ahmad, Siti Rahmah Awang, Masumeh Khanmohammadi, Normah Maan: Ranking DMUs by Calculating the Interval Efficiency with a Comman Set of Weighs in DEA, Journal of Applied Mathematics, Volume 2014, Article ID 346763, 2014
  62. Khabat Barzinji, Normah Maan, Nor’aini Aris: Fuzzy Delay Predator-Prey System: Existence Theorem and Oscillation Property of Solution, Int. Journal of Math. Analysis, Vol. 8 no. 17, pp 829-847, 2014
  63. Laheeb Muhsen, Normah Maan: New Approach to Classify Second Order Linear Delay Differential Equations With Constant Coefficients to Solvable Lie Algebra, Journal of Math. Analysis, Vol. 8 no. 20, pp 973-993, 2014
  64. Normah Maan, Khabat Barzinji, Nor’aini Aris : Fuzzy Delay Tumor Growth With Quiescence Cells: Stability of Steady States, Recent Advances in Mathematics, Statistics and Economics, ISBN:978-1-61804-225-5,pp 200-205, 2014.
  65. Normah Maan, Khabat Barzinji, Nor’aini Aris : Fuzzy Delay Differential Equation In Predator-Prey Interaction: Analysis On Stability Of Steady State, Lecture Notes in Engineering and Computer Science. 2013;1 LNECS:37-4, 2013.
  66. Khabat Barzinji, Normah Maan, Nor’aini Aris: Symmetric Solution of fuzzy linear Systems Using Probability Density Function, International Journal of Applied Mathematics and Statistics, ISSN 0973-7545 Vol. 48 No. 18, pp216-229, 2013.
  67. Rezaie, T. Ahmad, N. Maan, etc. : Ranking the Multiple Intelligences of People with Epilepsy Using Analytical Hierarchy Process and Data Envelopment Analysis, Journal of Emerging Technologies in Web Intelligence, Vol. 5, No.2 , May 2013.
  68. Izaz Ullah Khan, Tahir Ahmad, Normah Maan : An Inverse Feedback Fuzzy State Space Modeling (FFSSM) for Insulin –Glucose Regulatory System in Humans, Academic Journals, Vol.8(25),pp 1570-1583, 25 August 2013.
  69. Goh Chien Yong, Tahir Ahmad, Normah Maan : Spatial Interaction of Electroencephalography Signal During Epileptic Seizure on Flat Electroencephalography, Malaysia Journal of Fundamental and Applied Sciences, 9, No. 4 (210-214), 2013.
  70. Goh Chien Yong, Normah Maan, Tahir Ahmad : EEG Signal of Epiliptic by Fast Fourier and Wavelet Transforms, Jurnal Teknologi, 61(1) pp13-20, 2013.
  71. Izaz Ullah Khan, Tahir Ahamd, Normah Maan : A Simplified Novel Technique for Solving Fully Fuzzy Linear Programming Problems, Journal Optimization Theory and Applications, 159(2),pp.536-546, 2012.
  72. Izaz Ullah Khan, Tahir Ahamd, Normah Maan : Feedback Fuzzy State Space Modeling and Optimal Production Planning for Steam Turbine of a Combined Cycle Power Generation Plant, Research Journal of Applied Science 7(2): 100-107, 2012.
  73. Izaz Ullah Khan, Tahir Ahmad, Normah Maan : On Structural, Number Theoretic And Fuzzy Relational Properties of Large Multi- Connected Systems of Feedback Fuzzy State Space Models (FFSSM’s), Journal of Applied Sciences Research, 8(2): 1103-1113, 2012.
  74. Rezaie, V., Ahmad, T., Maan, N., Awang, S.R. : A Conceptual Framework for Ranking the Multiple Intelligences of People with Epilepsy, International Conference on Statistics in Science, Business, and Engineering (ICSSBE), Langkawi, Malaysia, pp.123-127, 10-12 Sept, 2012.
  75. Siti Rahmah Awang, Tahir Ahmad, Mohamad Fairuz Raja Mohamad Yusoff & Amidora Idris : Inverse Ability Test in Epilepsy System (i-ATIE), 13th Industrial Art and Technology Exhibition (INATEX) 2011, UTM Skudai 16-18 November 2011.
  76. Ahmad, M. Khan, I.U. Khan, N. Maan : Fully Fuzzy Linear Programming (FFLP) With A Special  Ranking Function For Selection of Substitute Activities In Project Management,  International Journal of Applied Science and Technology, Vol 1, No 6, Nov 2011.
  77. Hafez Ibrahim, Jamalludin Talib, Normah Maan : Inverse Model To Determine The Optimal Number of Drops  of RDC Column Using Fuzzy Approach, WSEAS Transaction on Mathematics, ISSN 1109 -2769 Vol.10 No 4, April 2011.
  78. Amidora Idris, Tahir Ahmad & Normah Maan : A Novel Technique For Visualization Electrical Activities In The Brain During Epileptic Seizure, Applied Mathematics and Informatics, ISBN 978-960-474-260-8, 94-99, 2010.
  79. U . Khan, T. Ahmad & N. Maan : A Two Phase Approach For Solving Linear Programming Problems by Using Fuzzy Trapezoidal Membership Functions, International Journal of Basic & Applied Sciences IJBAS-IJENS Vol: 10 No :06, 2010.
  80. Amidora Idris, Tahir Ahmad & Normah Maan : Method of Quantitative Imaging Technique, Presented at Mathematical Neuroscience Lab, RIKEN Brain Science Institute, Japan. 15 January 2010.
  81. Amidora Idris, Tahir Ahmad & Normah Maan : Non-Polar CEEG : Extension of Flat Electroencephalography During Epileptic Seisure, ESciNano Annual Symposium 2009, 31 November- 1 December 2009.
  82. Amidora Idris, Siti Rahmah Awang, Tahir Ahmad, Rasimah Aripin, Md Hanip Rafia, Normah Maan & Jafri Malin Abdullah : Comparison between Clustering Analysis of Multiple Intelligence Test and EEG signal of Epileptic Patients, Proceeding 5th Asian Mathematical Conference (AMC), 22-26 June 2009.
  83. Amidora Idris, Tahir Ahmad & Normah Maan : Homeomorphism between Generalized Sphere and Cube, Journal of Fundamental Sciences 4, Pg 343-352, 2008.
  84. Normah Maan & Tahir Ahmad : Fuzzy Number in Determining the Optimal Solution of Multiple Input Multiple Output (MIMO) System, International Conference on Computational Intelligence for Modeling, Control and Automation, Vienna, Austria ,pp.1182-1187, Dec 10-12, 2008.
  85. Normah Maan & Tahir Ahmad : 2-Dimensional Fuzzy Numbers in Multi-stage Dynamical System: An Improved Algorithm, MATEMATIKA, Special Edition Part 1,pp. 81-89, Dec 2008.
  86. Fauziah Zakaria, Tahir Ahmad, Jafri Malin Abdullah, Faridah Mustapha, Zabidi Azhar Hussein & Amidora Idris : Transformasi Isyarat Sawan; Bak Kerdipan Bintang di Langit, Proceeding Simposium Kebangsaan Sains Matematik ke-15, UiTM Shah Alam, 4-7 Jun 2007.
  87. Maan, J. Talib, K. A. Arshad, T. Ahmad : On Determination of Input Parameters of The Mass Transfer Process in the Multiple Stages RDC Column by Fuzzy Approach: Inverse Problem, MATEMATIKA, Vol 21, No 2, pp89-100, 2005.
  88. Normah Maan, Jamalludin Talib & Khairil Anuar Arshad : Use of Neural Network for Modeling of Liquid-liquid Extraction Process in  the RDC Column, MATEMATIKA, Vol 19, No.1pp.15-27, June 2003.
  89. Maan, J. Talib, K. A. Arshad, T. Ahmad : Inverse Modeling of The Mass Transfer Process In The RDC Column by Fuzzy Approach, Recent Advances In Intelligent Systems and Signal Processing, pp.348-353, 2003.
  90. Yaacob & N. Maan : Price Stability : A Delay Differential Equation Model, Majalah Himpunan Matematik Indonesia (MIHMI), Vol. 3, No 1, 1997.
  91. Normah Maan & Yusof Yaacob : Kestabilan Komoditi Tunggal Dengan Menggunakan Kaedah Langsung Lyapunov, MATEMATIKA, Jilid 11, bil. 2, hlm. 87-94, 1995.
  92. Normah Maan & Yusof Yaacob : Kitaran Harga Dalam Industri Ternakan, MATEMATIKA, Jilid 10, bil. 2, hlm. 69-79, 1994.

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