International Journal of Mathematics in Operational Research

2009 - 2025

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Volume 22, issue 4, 2022

Detection model for a suitable waiting list with maximising the discount effort reward search under the quality control process pp. 423-448

Mohamed Abd Allah El-Hadidy

Develop an optimisation model for relief facility location in disaster pp. 449-467

Amirmasoud Soltanzadeh, Vahid Baradaran and Faezeh Soltanzadeh

Mixed integer linear programming approaches to optimising oil production in offshore petroleum fields pp. 468-495

André Gonçalves Medeiros and Leandro Colombi Resendo

A robust global optimisation framework for stochastic integrated refinery planning with demand and price uncertainties pp. 496-527

Mahmud R. Siamizade and Theodore B. Trafalis

A multi-item sustainable production inventory constrained model to study and analyse the effective green investment and replenishment quantity pp. 528-554

Nabajyoti Bhattacharjee and Nabendu Sen

Volume 22, issue 3, 2022

The new family of Ristić-Balakhrishnan Marshall Olkin-G distributions with properties and applications pp. 283-312

Peter O. Peter, Broderick Oluyede, Nkumbuludzi Ndwapi, Onkabetse Mabikwa and Huybrechts F. Bindele

A MAP/PH 1, PH 2 /1 system with two types of heterogeneous service, setup, closedown, vacation, immediate feedback, breakdown and repair pp. 313-348

G. Ayyappan and R. Gowthami

Inventory policies for monotonic change in the purchase price pp. 349-362

Suresha Kharvi and T.P.M. Pakkala

Modelling and performance evaluation in the ( R, s, l n Q ) inventory system pp. 363-402

Nedjma Aiane, Fazia Rahmoune and Djamil Aïssani

ANFIS computing and analysis of cost optimisation by upgrading service rate with N -policy, server vacation in M / M /1/∞ model pp. 403-421

Anamika Jain, Komal Shekhawat and Bhoopendra Pachauri

Volume 22, issue 2, 2022

A sustainable inventory model for setup and ordering cost reduction under a controllable lead time pp. 143-161

Ramasamy Uthayakumar and Balasubramani Malleeswaran

An optional arrival process of the oscillatory demands in the inventory system with queue dependent service rate pp. 162-194

K. Jeganathan and S. Selvakumar

A hybrid fuzzy stochastic model for fractional multi-commodity network flow problems pp. 195-215

Salim Bavandi and Seyed Hadi Nasseri

Optimising fully interval integer two-stage transportation problems pp. 216-234

A. Akilbasha and G. Natarajan

A simulation approach to modified Searls estimation of population mean under two-phase random sampling pp. 235-251

S.K. Yadav, Dinesh K. Sharma and Madhulika Dube

Neutrosophy-based transportation problem and its solution approach pp. 252-281

Tuhin Bera and Nirmal Kumar Mahapatra

Volume 22, issue 1, 2022

An optimal inventory model for a deteriorating item with multivariate demand function pp. 1-25

Mahsa Ghandehari and Mohsen Karimi-Lenji

Estimating weight of stocks using ambiguity index and its application to type-2 intuitionistic fuzzy portfolio selection pp. 26-40

Anusha Vulimiri and Sireesha Veeramachaneni

Solution of linear programming problem with trapezoidal fuzzy coefficients using score functions pp. 41-73

K. Suriyapriya, Jagadeeswari Murugan and V. Lakshmana Gomathi Nayagam

Efficient classes of estimators for population variance using attribute pp. 74-92

Shashi Bhushan, Anoop Kumar and Sumit Kumar

On multi-objective extensions of the classical assignment model with fuzzy parameters and fuzzy goals pp. 93-126

Lanndon Ocampo, Enrico Enriquez, Carmelita Loquias, Reuella J Bacalso and Grace Estrada

Queuing systems in the cafeterias at the University of Dodoma, Tanzania pp. 127-141

Gadde Srinivasa Rao and Evodia Andreas Mnyanga

Volume 21, issue 4, 2022

Establishment of EOQ strategy for time-sensitive deterioration and non-increasing time-linked demand under trade credits pp. 429-443

R.P. Tripathi

A study on phases of service and multi-vacation policy in a non-Markovian queuing system pp. 444-465

S. Maragathasundari, S. Kishore Eswar and R.S. Somasundaram

Single numerical algorithm developed to solving first and second orders ordinary differential equations pp. 466-479

John Olusola Kuboye, Bamikole Gbenga Ogunware, Ezekiel Olusola Abolarin and Chika O. Mmaduakor

Fuzzy multi-criteria lead and zinc plant site location considering environmental criteria (a case study in Iran) pp. 480-496

Hassan Bagheri, Javad Behnamian and Samaneh Babaei Morad

A simple way to enhance the efficiency of Nguyen-Widrow method in neural networks initialisation pp. 497-514

Faiza Saadi and Ahmed Chibat

Optimal procurement and pricing policy for deteriorating items with price and time dependent seasonal demand and permissible delay in payment pp. 515-528

Ashish Sharma and Amit Kumar Saraswat

Optimisation of an inventory model for conclusive and inconclusive cost parameters using triangular and trapezoidal fuzzy numbers pp. 529-553

Renu Sharma, Anubhav Pratap Singh, Ritu Arora and Anand Chauhan

Development of a polynomial model for power prediction of miniature neutron source reactors pp. 554-567

Ahmed R. Abubakar, Hamisu A. Adamu, Asuku Abdulsamad and Yusuf A. Sha'aban

Volume 21, issue 3, 2022

Service pricing and customer behaviour strategies of Stackelberg's equilibrium in an unobservable Markovian queue with unreliable server and delayed repairs pp. 281-304

Kamel Meziani, Fazia Rahmoune and Mohammed Said Radjef

Optimal generalised Searls estimation procedure of population mean under ranked set sampling scheme pp. 305-320

Dinesh K. Sharma and S.K. Yadav

Multilevel evidence on how policymakers may reduce avoidable deaths due to COVID-19: the case of Brazil pp. 321-337

Rafael De Freitas Souza, Luiz Paulo Fávero, Michel Ferreira Cardia Haddad and Hamilton Luiz Corrêa

A load balancing algorithm inspired by the honey bee behaviour to reduce waiting time in a perinatal network pp. 338-354

Hudson Henrique De Souza Lopes, Ricardo Bruno Osés De Oliveira and Flávio Geraldo Coelho Rocha

Investigating a multi-objective programming method with common weights for a two-stage efficiency evaluation pp. 355-379

Fatemeh Jalalkamali and Faranak Hosseinzadeh Saljooghi

Modelling and analysis of cascading failures in interoperable critical infrastructure systems pp. 380-410

Moslem Fatahi Savadjani and Shohreh Ajoudanian

Analysis of Markovian queue model with unreliable service station and a vacation after fixed services pp. 411-428

Alka Choudhary and D.C. Sharma

Volume 21, issue 2, 2022

Quality control of feedback machining system with finite source and standbys pp. 141-170

K.A.M. Kotb and Hassnaa A. El-Ashkar

Hierarchical groups DEA cross-efficiency and TOPSIS technique: an application on mobile money agents locations pp. 171-199

Jacob Muvingi, Arshad Ahmud Iqbal Peer, Farhad Hosseinzadeh Lotfi and Volkan Soner Özsoy

Fuzzy optimisation of a production model with CNTFN demand rate under trade-credit policy pp. 200-220

Neelanjana Rajput, R.K. Pandey and Anand Chauhan

On the linear cooperative search technique for a lost target with multiple searchers pp. 221-231

Mohamed Abd Allah El-Hadidy and Hamdy M. Abou-Gabal

A two-echelon supply chain contract under advertisement and retail price-dependent demand pp. 232-253

Rubi Das, Abhijit Barman and Pijus Kanti De

A novel decomposition approach to set covering problems by exploiting special structures pp. 254-279

Maryam Radman and Kourosh Eshghi

Volume 21, issue 1, 2022

Transient analysis of M/M/C queuing model with reneging, finite capacity and population pp. 1-25

Binay Kumar

Developing a cost-effective and heuristic tool to solve cut order planning problems in the apparel industry pp. 26-45

Sandeep Prasad, Monika Panghal and Tesfamichael Molla Ali

Selection of rear axle tip alternative material of a car by multi-criteria means pp. 46-66

Henry Toledo, Javier Martínez-Gómez and Juan Francisco Nicolalde

Fuzzy reliability appraisal of a system using probabilistic dual hesitant fuzzy element emphasising score function pp. 67-82

Deepak Kumar, S.B. Singh and Pawan Kumar

An inventory model for decaying items with Pareto distribution, time-dependent demand and shortages pp. 83-103

Varun Mohan, Mahadev Ota and Ashok Kumar

A review of evolutionary algorithms in solving large scale benchmark optimisation problems pp. 104-126

Prabhujit Mohapatra, Santanu Roy, Kedar Nath Das, Saykat Dutta and M. Sri Srinivasa Raju

A non-parametric estimation of the conditional quantile for truncated and functional data pp. 127-140

Halima Boudada