About

I am an Associate Professor in the Department of Mathematics at Premier University, Chittagong, Bangladesh, with a strong academic background in Mathematics, Environmental Science, Optimization, Mathematical Programming, Education, and Economics. I have earned a Ph.D. in Mathematics and have dedicated my career to research and academia.

With a passion for interdisciplinary studies, I have authored 204 published papers in reputed journals and 21 books, contributing significantly to the fields of mathematical optimization, environmental science, and economic modeling. My work reflects a commitment to advancing knowledge and fostering critical thinking in both theoretical and applied aspects of mathematics and its intersections with other disciplines.

Qualification

Doctor of Philosophy (PhD)
JNIRCMPS, University of Chittagong

MPhil in Applied Mathematics

 RCMPS, University of Chittagong

Master of Science in Applied Mathematics

 University of Chittagong

Bachelor of Science (Honours) in Mathematics  

 University of Chittagong

Experience

July 2024 Present	Associate Professor, Department of Mathematics  Premier University, Chattogram, Bangladesh
September 2019 July 2024	Assistant Professor, Department of Mathematics  Premier University, Chattogram, Bangladesh
October 2009 September 2019	Assistant Professor, Faculty of Business Studies Premier University, Chattogram, Bangladesh
February 2006 October 2009	Lecturer, Faculty of Business Studies Premier University, Chattogram, Bangladesh

Research

Published Theses: 

 1.     Mohajan, H. K. (2013). Singularity Theorems in General Relativity. M. Phil. Dissertation. Lambert Academic Publishing, Germany.
 2.     Mohajan, H. K. (2012). Aspects of Mathematical Economics, Social Choice and Game Theory. PhD Dissertation. Lambert Academic Publishing, Germany.

 Published Books:  

• Mohajan, H. K. (2021). Space-Time Singularities in Cosmology Due to Gravitation. Lambert Academic Publishing, Germany.

• Mohajan, H. K. (2021). Aspects of Global COVID-19 Pandemic. Lambert Academic Publishing, Germany.

• Mohajan, H. K., & Das, S. (2015). Generalization of Euler and Ramanujan’s Partition Functions. Lambert Academic Publishing, Germany.

• Mohajan, H. K. (2014a). An Introduction to Business. Open Science Book Publishing, The USA.

• Mohajan, H. K. (2014b). Food and Economics of the Poor. Open Science Book Publishing, The USA.

• Mohajan, H. K. (2013a). Net National Product and Sustainability. Lambert Academic Publishing, Germany.

• Mohajan, H. K. (2013b). An Introduction to Voting System. Lambert Academic Publishing, Germany.

• Mohajan, H. K. (2013c). Environmental Taxes for the Improvement of Health. Lambert Academic Publishing, Germany.

• Mohajan, H. K. (2013d). Global Greenhouse Gas Emissions and Climate Change. Lambert Academic Publishing, Germany.

• Mohajan, H. K. (2013e). Violation of Human Rights in Bangladesh. Lambert Academic    Publishing, Germany.

• Mohajan, H. K., & Datta, R. (2013). Stress Management Policy. Lambert Academic Publishing, Germany.

• Mohajan, H. K., Islam, J. N., & Moolio, P. (2013). Optimization and Social Welfare in Economics. Lambert Academic Publishing, Germany.

• Datta, R., & Mohajan, H. K. (2013a). Home Loan Repayment Performance in Bangladesh. Lambert Academic Publishing, Germany.

• Datta, R., & Mohajan, H. K. (2013b). Financial Intermediaries in Development of Capital Market in Bangladesh. Lambert Academic Publishing, Germany.

• Mohajan, H. K. (2012a). Importance of Green Marketing at Present and Future. Lambert Academic Publishing, Germany.

• Mohajan, H. K. (2012b). The Lease Financing in Bangladesh. Lambert Academic Publishing, Germany.

• Mohajan, H. K. (2012c). Lack of Consciousness of Child Rights in Bangladesh. Lambert Academic Publishing, Germany.

• Mohajan, H. K., & Datta, R. (2012a). Importance of Equity Market for Economic Development in Bangladesh. Lambert Academic Publishing, Germany.

• Mohajan, H. K., & Datta, R. (2012b). Capital Budgeting for Foreign Direct Investment: Bangladesh Overview. Lambert Academic Publishing, Germany. 

Published Papers: 

• Mohajan, H. K. (2025). Electrical Waste (e‐Waste): A Global Threat for Environment and Human Health. Law and Economy, 4(1), 13–18.

• Mohajan, H. K. (2025). A Study on Functions of Liver to Sustain a Healthy Liver. Innovation in Science and Technology, 4(1), 77–87.

• Mohajan, H. K. (2024a). Alcoholic Liver Disease: Diagnosis and Treatment Strategies. Journal of Innovations in Medical Research, 3(4), 44–54.

• Mohajan, H. K. (2024b). Bilirubin is a Grander Biomarker for Diagnosis and Treatment of Various Liver Diseases. Modern Applied Medical Research, 4(11), 7–11.

• Mohajan, H. K. (2024c). Alcoholic Hepatitis: Diagnosis and Management Procedures. Innovation in Science and Technology, 3(5), 75–84.

• Mohajan, D., & Mohajan, H. K. (2024a). Anorexia Nervosa: A Dreadful Psychosocial Health Complication. Rumania. Journal of Innovations in Medical Research, 3(4), 69–75.

• Mohajan, D., & Mohajan, H. K. (2024b). Alpha-Glucosidase Inhibitors (AGIs): A New Class of Oral Medication for Treatment of Type 2 Diabetes Patients. Journal of Innovations in Medical Research, 3(4), 1–6.

• Mohajan, D., & Mohajan, H. K. (2024c). A Mathematical Modeling of Newtonian Blood Flow through Arterial Mild Stenosis. Innovation in Science and Technology, 3(6), 12–22.

• Mohajan, D., & Mohajan, H. K. (2024d). Visceral Fat Increases Cardiometabolic Risk Factors among Type 2 Diabetes Patients. Innovation in Science and Technology, 3(5), 26–30.

• Mohajan, D., & Mohajan, H. K. (2024e). Glucagon-Like Peptide-1 Receptor Agonist (GLP-1R):  An Important Therapy to Treat Type 2 Diabetes. Journal of Innovations in Medical Research, 3(3), 1–6.

• Mohajan, D., & Mohajan, H. K. (2024f). Sodium-Glucose Cotransporter-2 (SGLT-2) Inhibitors: Antidiabetics Medications for Treating Diabetes. Innovation in Science and Technology, 3(4), 103–108.

• Mohajan, D., & Mohajan, H. K. (2024g). Economic Investigation of Utility Maximization through Mathematical Analysis. Annals of Spiru Haret University. Economic Series, 24(1), 380–418.

• Mohajan, D., & Mohajan, H. K. (2024h). Dipeptidyl Peptidase-4 (DPP-4) Inhibitors: New Oral Medications for the Treatment of Type 2 Diabetes. Innovation in Science and Technology, 3(3), 31–35.

• Mohajan, D., & Mohajan, H. K. (2024i). Peroxisome Proliferator-Activated Receptor γ (PPAR γ): A Systemic Insulin Sensitizer Associated with Decreased Risk of Type 2 Diabetes. Journal of Innovations in Medical Research, 3(2), 18–24.

• Mohajan, D., & Mohajan, H. K. (2024j). Metformin is the First Choice of Oral Medicated Breastfeeding Mothers. Innovation in Science and Technology, 3(2), 21–25.

• Mohajan, D., & Mohajan, H. K. (2024k). Sulfonylureas: A Widely Used Oral Anti-Hyperglycaemic Medication for Type 2 Diabetes Management. Journal of Innovations in Medical Research, 3(1), 14–19.

• Mohajan, D., & Mohajan, H. K. (2024l). Oral Hypoglycaemic Agents: Non-Insulin Medications for Type 2 Diabetes Patient. Innovation in Science and Technology, 3(1), 23–31.

• Mohajan, D., & Mohajan, H. K. (2023a). Management of Type-I Diabetes: A Right Procedure to Normal Life Expectancy. Frontiers in Management Science, 2(6), 47–53.

• Mohajan, D., & Mohajan, H. K. (2023b). Effects of Metformin among Type 2 Diabetes Pregnant Women: A Preliminary Study. Journal of Innovations in Medical Research, 2(12), 24–30.

• Mohajan, D., & Mohajan, H. K. (2023c). Hyperglycaemia Among Diabetes Patients: A Preventive Approach. Innovation in Science and Technology, 2(6), 27–33.

• Mohajan, D., & Mohajan, H. K. (2023d). Metformin: An Oral Anti-hyperglycaemic Agent for the Treatment of Type 2 diabetes. Journal of Innovations in Medical Research, 2(11), 1–8.

• Mohajan, D., & Mohajan, H. K. (2023e). Mathematical Analysis of an Industry when Cost of Principal Raw Materials Increase: A Nonlinear Budget Constraint Attempt. Annals of Spiru Haret University. Economic Series, 23(3), 223–248.

• Mohajan, D., & Mohajan, H. K. (2023f). Hyperosmolar Hyperglycaemic State: A Life-Threatening Complication of Type 2 Diabetes Patients. Journal of Innovations in Medical Research, 2(10), 30–35.

• Mohajan, D., & Mohajan, H. K. (2023g). Prevention and Management Strategies of Pre-diabetes. Frontiers in Management Science, 2(5), 32–36.

• Mohajan, D., & Mohajan, H. K. (2023h). Hypoglycaemia among Diabetes Patients: A Preventive Approach. Journal of Innovations in Medical Research, 2(9), 29–35.

• Mohajan, D., & Mohajan, H. K. (2023i). Panniculus Morbidus: A New Global Health Crisis Due to Extreme Obesity. Innovation in Science and Technology, 2(5), 1–6.

• Mohajan, D., & Mohajan, H. K. (2023j). Diabetic Ketoacidosis (DKA): A Severe Diabetes Mellitus Disorder. Studies in Social Science & Humanities, 2(9), 29–34.

• Mohajan, D., & Mohajan, H. K. (2023k). Bronze Diabetes: A Common Genetic Disorder Due to Systemic Iron Overload. Journal of Innovations in Medical Research, 2(8), 1–7.

• Mohajan, D., & Mohajan, H. K. (2023l). The Responses of an Organization for the Increase in Wage Rates: Profit Maximization Cases. Law and Economy, 2(8), 14–29.

• Mohajan, D., & Mohajan, H. K. (2023m). Discovery of Insulin is a Great Achievement for the Diabetes Patients. Studies in Social Science & Humanities, 2(8), 8–16.

• Mohajan, D., & Mohajan, H. K. (2023n). An Economical Study When Cost of Irregular Raw Materials of an Industry Increases for Nonlinear Budget Constraint. Law and Economy, 2(7), 24–43.

• Mohajan, D., & Mohajan, H. K. (2023o). Binge-Eating: A Life-Threatening Eating Disorder. Innovation in Science and Technology, 2(4), 62–67.

• Mohajan, D., & Mohajan, H. K. (2023p). Historical View of Diabetics Mellitus: From Ancient Egyptian Polyuria to Discovery of Insulin. Studies in Social Science & Humanities, 2(7), 26–34.

• Mohajan, D., & Mohajan, H. K. (2023q). Effects of Various Inputs for Increased Interest Rate of Capital: A Nonlinear Budget Constraint Consideration.  Frontiers in Management Science, 2(4), 15–33.

• Mohajan, D., & Mohajan, H. K. (2023r). Economic Investigation of Lagrange Multiplier if Cost of Inputs and Budget Size of a Firm Increase: A Profit Maximization Endeavor. Annals of Spiru Haret University. Economic Series, 23(2), 340–364.

• Mohajan, D., & Mohajan, H. K. (2023s). Abdominal Elephantiasis: An Obstructive Disease Due to Extreme Obesity. Journal of Innovations in Medical Research, 2(7), 13–15.

• Mohajan, D., & Mohajan, H. K. (2023t). Basic Concepts of Diabetics Mellitus for the Welfare of General Patients. Studies in Social Science & Humanities, 2(6), 23–31.

• Mohajan, D., & Mohajan, H. K. (2023u). Various Problems Arise in Industrial Economics If Wage Rate Increases: A Study for Nonlinear Budget Constraint. Law and Economy, 2(6), 1–19.

• Mohajan, D., & Mohajan, H. K. (2023v). Ponderal Index: An Important Anthropometric Indicator for Physical Growth. Journal of Innovations in Medical Research, 2(6), 15–19.

• Mohajan, D., & Mohajan, H. K. (2023w). Economic Aspects of Profit Maximization if Cost of Principal Raw Material Increases. Frontiers in Management Science, 2(3), 28–42.

• Mohajan, D., & Mohajan, H. K. (2023x). Mathematical Model for Nonlinear Budget Constraint: Economic Activities on Increased Budget. Studies in Social Science & Humanities, 2(5), 20–40.

• Mohajan, D., & Mohajan, H. K. (2023y). A Study on Nonlinear Budget Constraint of a Local Industrial Firm of Bangladesh: A Profit Maximization Investigation. Law and Economy, 2(5), 27–33.

• Mohajan, D., & Mohajan, H. K. (2023z). Bulimia Nervosa: A Psychiatric Problem of Disorder. Innovation in Science and Technology, 2(3), 26–32.

• Mohajan, D., & Mohajan, H. K. (2023A). Body Mass Index (BMI) is a Popular Anthropometric Tool to Measure Obesity among Adults. Journal of Innovations in Medical Research, 2(4), 25–33.

• Mohajan, D., & Mohajan, H. K. (2023B). A Study on Body Fat Percentage for Physical Fitness and Prevention of Obesity: A Two Compartment Model. Journal of Innovations in Medical Research, 2(4), 1–10.

• Mohajan, D., & Mohajan, H. K. (2023C). Sensitivity Analysis of Inputs of an Organization: A Profit Maximization Exploration. Law and Economy, 2(4), 32–48.

• Mohajan, D., & Mohajan, H. K. (2023D). Long-Term Regular Exercise Increases V̇O₂max for Cardiorespiratory Fitness. Innovation in Science and Technology, 2(2), 38–43.

• Mohajan, D., & Mohajan, H. K. (2023E). Economic Situations of Lagrange Multiplier When Costs of Various Inputs Increase for Nonlinear Budget Constraint. Studies in Social Science & Humanities, 2(4), 40–64.

• Mohajan, D., & Mohajan, H. K. (2023F). Glaserian Grounded Theory and Straussian Grounded Theory: Two Standard Qualitative Research Approaches in Social Science. Journal of Economic Development, Environment and People, 12(1), 72-81.

• Mohajan, D., & Mohajan, H. K. (2023G). Sensitivity Analysis between Lagrange Multipliers and Consumer Budget: Utility Maximization Case. Annals of Spiru Haret University. Economic Series, 23(1), 167–185.

• Mohajan, D., & Mohajan, H. K. (2023H). Sensitivity Analysis for Utility Maximization: A Study on Lagrange Multipliers and Commodity Coupons. Journal of Economic Development, Environment, and People, 12(1), 25–40.

• Mohajan, D., & Mohajan, H. K. (2023I). Broca Index: A Simple Tool to Measure Ideal Body Weight. Innovation in Science and Technology, 2(2), 21–24.

• Mohajan, D., & Mohajan, H. K. (2023J). Obesity and Its Related Diseases: A New Escalating Alarming in Global Health. Journal of Innovations in Medical Research, 2(3), 12–23.

• Mohajan, D., & Mohajan, H. K. (2023K). Families of Grounded Theory: A Theoretical Structure for Novel Researchers. Studies in Social Science & Humanities, 2(1), 56–65.

• Mohajan, D., & Mohajan, H. K. (2023L). Sensitivity Analysis for Profit Maximization with Respect to Per Unit Cost of Subsidiary Raw Materials. Frontiers in Management Science, 2(2), 13–27.

• Mohajan, D., & Mohajan, H. K. (2023M). Sensitivity Analysis between Commodity and Budget: Utility Maximization Case. Law and Economy, 2(3), 10–21.

• Mohajan, D., & Mohajan, H. K. (2023N). Sensitivity Analysis among Commodities and Prices: Utility Maximization Perceptions. Law and Economy, 2(2), 1–16.

• Mohajan, D., & Mohajan, H. K. (2023O). Straussian Grounded Theory: An Evolved Variant in Qualitative Research. Studies in Social Science & Humanities, 2(2), 33-40.

• Mohajan, D., & Mohajan, H. K. (2023P). Sensitivity Analysis between Lagrange Multipliers and Consumer Coupon: Utility Maximization Perspective. Frontiers in Management Science, 2(1), 14–25.

• Mohajan, D., & Mohajan, H. K. (2023Q). Utility Maximization Analysis of an Organization: A Mathematical Economic Procedure. Law and Economy, 2(1), 1–15.

• Mohajan, D., & Mohajan, H. K. (2023R). Classic Grounded Theory: A Qualitative Research on Human Behavior. Studies in Social Science & Humanities, 2(1), 1–7.

• Mohajan, H. K. (2023). Space-Time Curvature Singularities in Classical Cosmology due to Gravitational Collapse. Premier Critical Perspective, 6(1), 37–52.

• Mohajan, D., & Mohajan, H. K. (2022a). Mathematical Analysis of SEIR Model to Prevent COVID-19 Pandemic. Journal of Economic Development, Environment and People, 11(4), 5-30.

• Mohajan, D., & Mohajan, H. K. (2022b). Utility Maximization Analysis of an Emerging Firm: A Bordered Hessian Approach. Annals of Spiru Haret University. Economic Series, 22(4), 292–308.

• Mohajan, D., & Mohajan, H. K. (2022c). Sensitivity Analysis among Commodities and Coupons during Utility Maximization. Frontiers in Management Science, 1(3), 13–28.

• Mohajan, D., & Mohajan, H. K. (2022d). Importance of Total Coupon in Utility Maximization: A Sensitivity Analysis. Law and Economy, 1(5), 65–67.

• Mohajan, D., & Mohajan, H. K. (2022e). Development of Grounded Theory in Social Sciences: A Qualitative Approach. Studies in Social Science & Humanities, 1(5), 13–24.

• Mohajan, D., & Mohajan, H. K. (2022f). Exploration of Coding in Qualitative Data Analysis: Grounded Theory Perspective. Research and Advances in Education, 1(6), 50–60.

• Mohajan, D., & Mohajan, H. K. (2022g). Memo Writing Procedures in Grounded Theory Research Methodology. Studies in Social Science & Humanities, 1(4), 10–18.

• Mohajan, D., & Mohajan, H. K. (2022h). Constructivist Grounded Theory: A New Research Approach in Social Science. Research and Advances in Education, 1(4), 8–16.

• Mohajan, D., & Mohajan, H. K. (2022i). Feminism and Feminist Grounded Theory: A Comprehensive Research Analysis. Journal of Economic Development, Environment and People, 11(3), 49–61.

• Mohajan, D., & Mohajan, H. K. (2022j). Profit Maximization Strategy in an Industry: A Sustainable Procedure. Law and Economy, 1(3), 17–43.

• Ferdous, J., & Mohajan, H. K. (2022). Maximum Profit Ensured for Industry Sustainability. Annals of Spiru Haret University. Economic Series, 22(3), 171–181.

• Mohajan, H. K. (2022a). Cost Minimization Analysis of a Running Firm with Economic Policy. Annals of Spiru Haret University. Economic Series, 22(3), 317–337.

• Mohajan, H. K. (2022b). An Overview on the Feminism and Its Categories. Research and Advances in Education, 1(3), 11–26.

• Mohajan, H. K. (2022c). Mathematical Analysis of SIR Model for COVID-19 Transmission. Journal of Innovations in Medical Research, 1(2), 1–18.

• Mohajan, H. K. (2022d). Four Waves of Feminism: A Blessing for Global Humanity. Studies in Social Science & Humanities, 1(2), 1–8.

• Mohajan, H. K. (2022e). Food Insecurity and Malnutrition of Africa: A Combined Attempt Can Reduce Them. Journal of Economic Development, Environment and People, 11(1), 24–34.

• Mohajan, H. K. (2021a). Cradle to Cradle is a Sustainable Economic Policy for the Better Future. Annals of Spiru Haret University Economic Series, 21(4), 569–582.

• Mohajan, H. K. (2021b). Third Industrial Revolution Brings Global Development. Journal of Social Sciences and Humanities, 7(4), 239–251.

• Mohajan, H. K. (2021c). Utility Maximization of Bangladeshi Consumers within Their Budget: A Mathematical Procedure.  Journal of Economic Development, Environment and People, 10(3), 60–85.

• Mohajan, H. K. (2021d). Circular Economy in China: Towards the Progress. International Journal of Economics and Business Administration, 7(3), 89–96.

• Mohajan, H. K. (2021e). Estimation of Cost Minimization of Garments Sector by Cobb-Douglas Production Function: Bangladesh Perspective. Annals of Spiru Haret University Economic Series, 21(2), 267–299.

• Mohajan, H. K. (2021f). Germany is Ahead to Implement Sustainable Circular Economy. Journal of Economic Development, Environment and People, 10(2), 46–64.

• Mohajan, H. K. (2021g). Product Maximization Techniques of a Factory of Bangladesh: A Sustainable Procedure. American Journal of Economics, Finance and Management, 5(2), 23–44.

• Mohajan, H. K. (2021h). Global COVID-19 Pandemic: Prevention and Protection Techniques. Journal of Economic Development, Environment and People, 10(1), 51–72.

• Rahman, M. M., & Mohajan, H. K., & Bose, T. K. (2021). Future of Rohingyas: Dignified Return to Myanmar or Restoring Their Rights or Both. The Indonesian Journal of Southeast Asian Studies, 4(2), 145–170.

• Roy, L., Molla, R., & Mohajan, H. K. (2021). Cost Minimization is Essential for the Sustainable Development of an Industry: A Mathematical Economic Model Approach. Annals of Spiru Haret University Economic Series, 21(1), 37–69.

• Mohajan, H. K. (2020a). Quantitative Research: A Successful Investigation in Natural and Social Sciences. Journal of Economic Development, Environment and People, 9(4), 50–79.

• Mohajan, H. K. (2020b). Circular Economy can Provide a Sustainable Global Society. Journal of Economic Development, Environment and People, 9(3), 38–62.

• Mohajan, H. K. (2020c). The COVID-19 in Italy: Remedies to Reduce the Infections and Deaths. Malaysian Journal of Medical and Biological Research, 7(2), 59–66.

• Mohajan, H. K. (2020d). COVID-19–The Most Fatal Pandemic Outbreak: An Analysis of Economic Consequences. Annals of Spiru Haret University Economic Series, 20(2), 127–146.

• Mohajan, H. K. (2020e). The Second Industrial Revolution has Brought Modern Social and Economic Developments. Journal of Social Sciences and Humanities, 6(1), 1–14.

• Mohajan, H. K. (2019a). The First Industrial Revolution: Creation of a New Global Human Era. Journal of Social Sciences and Humanities, 5(4), 377–387.

• Rahman, M. M., & Mohajan, H. K. (2019). Rohingya-The Stateless Community Becoming the Lost Generation. Journal of Economic Development, Environment and People, 8(2), 24–36.

• Mohajan, H. K. (2019b). Knowledge Sharing among Employees in Organizations. Journal of Economic Development, Environment and People, 8(1), 52–61.

• Mohajan, H. K. (2018a). Acid Rain is a Local Environment Pollution but Global Concern. Open Science Journal of Analytical Chemistry, 3(5), 47–55.

• Mohajan, H. K. (2018b). The Rohingya Muslims in Myanmar are Victim of Genocide! ABC Journal of Advanced Research, 7(1), 59–72.

• Mohajan, H. K. (2018c). Medical Errors Must be Reduced for the Welfare of the Global Health Sector. International Journal of Public Health and Health Systems, 3(5), 91–101.

• Mohajan, H. K. (2018d). History of Rakhine State and the Origin of the Rohingya Muslims. IKAT: The Indonesian Journal of Southeast Asian Studies, 2(1), 19–46.

• Mohajan, H. K. (2018e). Analysis of Food Production and Poverty Reduction of Bangladesh. Annals of Spiru Haret University Economic Series, 18(1), 191–205.

• Mohajan, H. K. (2018f). Qualitative Research Methodology in Social Sciences and Theoretical Economics. Journal of Economic Development, Environment and People, 7(1), 23–48.

• Mohajan, H. K. (2018g). An Analysis on BCG Growth Sharing Matrix. Noble International Journal of Business and Management Research, 2(1), 1–6.

• Mohajan, H. K. (2017a). Two Criteria for Good Measurements in Research: Validity and Reliability. Annals of Spiru Haret University Economic Series, 17(3), 59–82.

• Mohajan, H. K. (2017b). A Brief Analysis of de Sitter Universe in Relativistic Cosmology. Journal of Scientific Achievements, 2(11), 1–17.

• Mohajan, H. K. (2017c). Roles of Communities of Practice for the Development of the Society. Journal of Economic Development, Environment and People, 6(3), 27–46.

• Mohajan, H. K. (2017d). Knowledge Management Strategy to Improve Business Sector. Annals of Spiru Harat University Economic Series, 17(3), 95–108.

• Mohajan, H. K. (2017e). Development of Einstein’s Static Cosmological Model of the Universe. Journal of Scientific Achievements, 2(7), 18–30.

• Mohajan, H. K. (2017f). The Nature of Naked Singularity in Cosmology. Engineering International, 5(1), 9–26.

• Mohajan, H. K. (2017g). Analysis of Reciprocity and Substitution Theorems, and Slutsky Equation. Noble International Journal of Economics and Financial Research, 2(3), 54–75.

• Mohajan, H. K. (2017h). Optimization Models in Mathematical Economics. Journal of Scientific Achievements, 2(5), 30–42.

• Mohajan, H. K. (2017i). Tacit Knowledge for the Development of Organizations. ABC Journal of Advanced Research, 6(1), 17–24.

• Mohajan, H. K. (2017j). The Roles of Knowledge Management for the Development of Organizations. Journal of Scientific Achievements, 2(2), 1–27.

• Mohajan, H. K. (2017k). The Impact of Knowledge Management Models for the Development of Organizations. Journal of Environmental Treatment Techniques, 5(1), 12–33.

• Mohajan, H. K., Islam, M. S., & Shome, F. (2017). Knowledge Sharing Enhances Knowledge Management Environment and Efficiency. Journal of Environmental Treatment Techniques, 5(2), 78–82.

• Mohajan, H. K. (2016a). Knowledge is an Essential Element at Present World. International Journal of Publication and Social Studies, 1(1), 31–53.

• Mohajan, H. K. (2016b). A Comprehensive Analysis of Knowledge Management Cycles. Journal of Environmental Treatment Techniques, 4(4), 121–129.

• Mohajan, H. K. (2016c). An Analysis of Knowledge Management for the Development of Global Health. American Journal of Social Sciences, 4(4), 38–57.

• Mohajan, H. K. (2016d). Sharing of Tacit Knowledge in Organizations: A Review. American Journal of Computer Science and Engineering, 3(2), 6–19.

• Mohajan, H. K. (2016e). Singularities in Global Hyperbolic Space-time Manifold. Asian Journal of Applied Science and Engineering, 5(1), 41–58.

• Mohajan, H. K. (2016f). Global Hyperbolicity in Space-time Manifold. International Journal of Professional Studies, 1(1), 14–30.

• Mohajan, H. K. (2016g). Amartya Sen’s Peasant Economies: A Review with Examples. Open Access Library Journal, 3, e2337, 1–15.

• Mohajan, H. K. (2015a). Planetary Boundaries Must not be Crossed for the Survival of Humanity. Journal of Environmental Treatment Techniques, 3(4), 184–200.

• Mohajan, H. K. (2015b). Generalization of Euler and Ramanujan’s Partition Function. Asian Journal of Applied Science and Engineering, 4(3), 167–190.

• Mohajan, H. K. (2015c). Basic Concepts of Differential Geometry and Fibre Bundles. ABC Journal of Advanced Research, 4(1), 57–73.

• Mohajan, H. K. (2015d). Present and Future of Nestlé Bangladesh Limited. American Journal of Food and Nutrition, 3(2), 34–43.

• Mohajan, H. K. (2015e). Tuberculosis is a Fatal Disease among Some Developing Countries of the World. American Journal of Infectious Diseases and Microbiology, 3(1), 18–31.

• Mohajan, H. K. (2015f). Sustainable Development Policy of Global Economy. American Journal of Environmental Protection, 3(1), 12–29.

• Hossain, F., Das, S., & Mohajan, H. K. (2015). The Rogers-Ramanujan Identities. Turkish Journal of Analysis and Number Theory, 3(2), 37–42.

• Mohajan, H. K. (2014a). Gravitational Collapse of a Massive Star and Black Hole Formation. International Journal of Reciprocal Symmetry & Theoretical Physics, 1(2), 125–140.

• Mohajan, H. K. (2014b). The Most Fatal 2014 Outbreak of Ebolavirus Disease in Western Africa. American Journal of Epidemiology and Infectious Disease, 2(4), 101–108.

• Mohajan, H. K. (2014c). Child Rights in Bangladesh. Journal of Social Welfare and Human Rights, 2(1), 207–238.

• Mohajan, H. K. (2014d). Improvement of Health Sector in Kenya. American Journal of Public Health Research, 2(4), 159–169.

• Mohajan, H. K. (2014e). Food and Nutrition Scenario of Kenya. American Journal of Food and Nutrition, 2(2), 28–38.

• Mohajan, H. K. (2014f). Chinese Sulphur Dioxide Emissions and Local Environment Pollution. International Journal of Scientific Research in Knowledge, 2(6), 265–276.

• Mohajan, H. K. (2014g). Upper Limit of the Age of the Universe with Cosmological Constant. International Journal of Reciprocal Symmetry & Theoretical Physics, 1(1), 43–68.

• Mohajan, H. K. (2014h). General Upper Limit of the Age of the Universe. ARPN Journal of Science and Technology, 4(1), 4–12.

• Mohajan, H. K. (2014i). Greenhouse Gas Emissions of China. Journal of Environmental Treatment Techniques, 1(4), 190–202.

• Mohajan, H. K. (2014j). Food and Nutrition of Bangladesh. Peak Journal of Food Science and Technology, 2(1), 1–17.

• Bhattacharjee, N. R., Das, S., & Mohajan, H. K. (2014). Andrews-Garvan-Liang’s sptcrank for Marked Overpartitions. International Journal of Applied Science, 1(2), 71–81.

• Das, S., & Mohajan, H. K. (2014a). The Number of Vector Partitions of n (Counted According to the Weight) with Crank m. International Journal of Reciprocal Symmetry & Theoretical Physics, 1(2), 91–105.

• Das, S., & Mohajan, H. K. (2014b). Development of Partition Functions of Ramanujan’s Works. Journal of Environmental Treatment Techniques, 2(4), 143–149.

• Das, S., & Mohajan, H. K. (2014c). Generating Functions for β₁(n) and β₂(n). International Journal of Scientific Knowledge, 5(3), 27–35.

• Das, S., & Mohajan, H. K. (2014d). Generating Function for M(m,n). Turkish Journal of Analysis and Number Theory, 2(4), 125–129.

• Das, S., & Mohajan, H. K. (2014e). Generating Functions for P₁^r(n) and P₂^r(n). Journal of Environmental Treatment Techniques, 2(2), 55–57.

• Das, S., & Mohajan, H. K. (2014f). Generating Functions for P(n,p,*) and P(n,*,p). American Review of Mathematics and Statistics, 2(1), 33–35.

• Das, S., & Mohajan, H. K. (2014g). Generating Functions for X(n) and Y(n). American Review of Mathematics and Statistics, 2(1), 41–43.

• Das, S., & Mohajan, H. K. (2014h). Mock Theta Conjectures. Journal of Environmental Treatment Techniques, 2(1), 22–28.

• Hossain, F., Das, S., & Mohajan, H. K. (2014). Bingmann-Lovejoy-Osburn’s Generating Function in the Overpartitions. Open Science Journal of Mathematics and Application, 2(4), 37–43.

• Chowdhury, T. U., Datta, R., & Mohajan, H. K. (2013). Green Finance is Essential for Economic Development and Sustainability. International Journal of Research in Commerce, Economics & Management, 3(10), 104–108.

• Datta, R., Chowdhury, T. U., & Mohajan, H. K. (2013). Reassess of Capital Structure Theories. International Journal of Research in Computer Application & Management, 3(10), 102–106.

• Mohajan, H. K. (2013a). Space-time Singularities and Raychaudhuri Equations. Journal of Natural Sciences, 1(2), 18–13.

• Mohajan, H. K. (2013b). Greenhouse Gas Emissions from Small Industries and its Impact on Global Warming. KASBIT Business Journal, 6(1&2), 1–13.

• Mohajan, H. K. (2013c). Human Rights in Bangladesh: Stresses on the Period of 2009 to 2012. KASBIT Business Journal, 6(1&2), 38–64.

• Mohajan, H. K. (2013d). Scope of Raychaudhuri Equation in Cosmological Gravitational Focusing and Space-time Singularities. Peak Journal of Physical and Environmental Science Research, 1(7), 106–114.

• Mohajan, H. K. (2013e). Friedmann, Robertson-Walker (FRW) Models in Cosmology. Journal of Environmental Treatment Techniques, 1(3), 158–164.

• Mohajan, H. K. (2013f). Ethiopia: A Socio-economic Study. Journal of Business Management and Administration, 1(5), 59–74.

• Mohajan, H. K. (2013g). Global Food Price Hike is a Burden to the Poor. International Journal of Information Technology and Business Management, 19(1), 1–15.

• Mohajan, H. K. (2013h). Minkowski Geometry and Space-time Manifold in Relativity. Journal of Environmental Treatment Techniques, 1(2), 101–109.

• Mohajan, H. K. (2013i). Poverty and Economic Development of Kenya. International Journal of Information Technology and Business Management, 18(1), 72–82.

• Mohajan, H. K. (2013j). Schwarzschild Geometry from Exact Solution of Einstein Equation. Journal of Environmental Treatment Techniques, 1(2), 69–75.

• Mohajan, H. K. (2013k). Economic Development of Bangladesh. Journal of Business Management and Administration, 1(4), 41–48.

• Mohajan, H. K. (2013l). Declining Economy in Zambia and its Impact in Food Security. Peak Journal of Food Science and Technology, 1(3), 27–34.

• Islam, J. N., Mohajan, H. K., & Datta, R. (2012a). Stress Management Policy Analysis: A Preventative Approach. International Journal of Economics and Research, 3(6), 1–17.

• Islam, J. N., Mohajan, H. K., & Datta, R. (2012b). Aspects of Microfinance System of Grameen Bank of Bangladesh. International Journal of Economics and Research, 3(4), 76–96.

• Islam, J. N., Mohajan, H. K., & Datta, R. (2012c). A Study on Job Satisfaction and Morale of Commercial Banks in Bangladesh. International Journal of Economics and Research, 3(4), 152–172.

• Islam, J. N., Mohajan, H. K., & Moolio, P. (2012d). Borda Voting is Non-manipulable but Cloning Manipulation is Possible. International Journal of Development Research and Quantitative Techniques, 2(1), 28–37.

• Mohajan, H. K. (2012a). The Occupational Stress and Risk of it among the Employees. International Journal of Mainstream Social Science, 2(2), 17–34.

• Mohajan, H. K. (2012b). Greenhouse Gas Emissions of the USA. Indus Journal of Management & Social Sciences, 6(2), 132–148.

• Mohajan, H. K. (2012c). Certainty and Uncertainty in Cap and Trade System or in Carbon Tax for Green Accounting to Decrease Greenhouse Gas Emissions. Indus Journal of Management & Social Sciences, 6(2), 108–122.

• Mohajan, H. K. (2012d). Green Marketing is a Sustainable Marketing System in the Twenty First Century. International Journal of Management and Transformation, 6(2), 23–39.

• Mohajan, H. K. (2012e). Single Transferable Vote in Local and National Elections. International Journal of Strategic Organization and Behavioural Science, 2(2), 3–18.

• Mohajan, H. K. (2012f). Unconventional Shale Gas Extraction: Present and Future Affects. International Journal of Human Development and Sustainability, 5(2), 9–23.

• Mohajan, H. K. (2012g). Air Pollution Causes Health Effects and Net National Product of a Country Decreases: A Theoretical Framework. International Journal of Development Research and Quantitative Techniques, 2(2), 3–10.

• Mohajan, H. K. (2012h). Aspects of Green Marketing: A Prospect for Bangladesh. International Journal of Economics and Research, 3(3), 1–11.

• Mohajan, H. K. (2012i). Present and Future of Biofuels Production for Sustainability. International Journal of Economics and Research, 3(3), 12–23.

• Mohajan, H. K. (2012j). Relation between Lease Finance and Purchase. International Journal of Economics and Research, 3(3), 146–158.

• Mohajan, H. K. (2012k). The Lease Financing in Bangladesh: A Satisfied Progress in Business and Industrialization. International Journal of Finance and Policy Analysis, 4(1), 9–24.

• Mohajan, H. K. (2012l). Human Trafficking in Asia: A Heinous Crime Against Humanity. International Journal of Cross-Cultural Studies, 2(1), 29–41.

• Mohajan, H. K. (2012m). Majority Judgment in an Election with Borda Majority Count. International Journal of Management and Transformation, 6(1), 19–31.

• Mohajan, H. K. (2012n). Social Welfare and Social Choice in Different Individuals’ Preferences. International Journal of Human Development and Sustainability, 5(1), 11–22.

• Mohajan, H. K. (2012o), Dangerous Effects of Methane Gas in Atmosphere, International Journal of Economic and Political Integration, 2(1), 3–10.

• Mohajan, H. K. (2012p). Are Bangladeshi Women Enjoying Human Rights Properly? International Journal of Mainstream Social Science, 2(1), 43–56.

• Mohajan, H. K. (2012q). Valuing Health Impacts of the Workers in Bangladesh Due to Air Pollution. International Journal of Economics and Research, 3(1), 123–132.

• Mohajan, H. K., Datta, R., & Das, A. K. (2012). Emerging Equity Market and Economic Development: Bangladesh Perspective. International Journal of Economics and Research, 3(3), 128–145.

• Mohajan, H. K., Deb, S. K., & Rozario, S. O. (2012). Environmental Accounting and the Roles of Economics. International Journal of Economics and Research, 3(1), 133–140.

• Islam, J. N., Mohajan, H. K., & Moolio, P. (2011a). Median Voter Model cannot Solve all the Problems of Voting System. International Journal of Economics and Research, 2(6), 111–125.

• Islam, J.N.; Mohajan, H. K., & Moolio, P. (2011b), Output Maximization Subject to a Nonlinear Constraint, KASBIT Business Journal, 4(2), 104–120.

• Islam, J. N., Mohajan, H. K., & Moolio, P. (2011c). Methods of Voting System and Manipulation of Voting. International Journal of Management and Transformation, 5(1), 10–34.

• Islam, J. N., Mohajan, H. K., & Paul, J. (2011). Taxes on Cars and Gasoline to Control of Air Pollution: Suggested Models for Bangladesh. Indus Journal of Management & Social Sciences, 5(2), 60–73.

• Mohajan, H. K. (2011a). Optimal Environmental Taxes Due to Health Effect. KASBIT Business Journal, 4(1), 1–19.

• Mohajan, H. K. (2011b). Approval Voting: A Multi-outcome Election. KASBIT Business Journal, 4(2), 77–88.

• Mohajan, H. K. (2011c). The Real Net National Product in Sustainable Development. KASBIT Business Journal, 4(2), 90–103.

• Mohajan, H. K. (2011d). Greenhouse Gas Emissions Increase Global Warming. International Journal of Economic and Political Integration, 1(2), 21–34.

• Mohajan, H. K. (2011e). Green Net National Product for the Sustainability and Social Welfare. International Journal of Development Research and Quantitative Technologies, 1(2), 43–55.

• Mohajan, H. K. (2011f). The NNP and Sustainability in Open Economy: Highlights on Recent World Economy and on Open Economy of Bangladesh. KASBIT Business Journal, 4(2), 32–47.

• Islam, J. N., Mohajan, H. K., & Moolio, P. (2010). Utility Maximization Subject to Multiple Constraints.  Indus Journal of Management & Social Sciences, 4(1), 15–29.

• Islam, J. N., Mohajan, H. K., Moolio, P., & Reymond, P. (2010). A Study on Global Human-Immunodeficiency Virus and its Effect in Bangladesh. KASBIT Business Journal, 3(1), 64–87.

• Islam, J. N., Mohajan, H. K., & Moolio, P. (2009a). Preference of Social Choice in Mathematical Economics. Indus Journal of Management & Social Sciences, 3(1), 17–38.

• Islam, J. N., Mohajan, H. K., & Moolio, P. (2009b). Political Economy and Social Welfare with Voting Procedure. KASBIT Business Journal, 2(1), 42–66.

• Moolio, P., Islam, J. N., & Mohajan, H. K. (2009). Output Maximization of an Agency. Indus Journal of Management and Social Sciences, 3(1), 39–51.

Area of Interests

• Mathematics

• Physics

• Social Science

• Natural Sciences