International Journal of Mathematics in Operational Research

2009 - 2025

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Volume 15, issue 4, 2019

Optimisation of multi-objective commercial bank balance sheet management model: a parametric T-set approach pp. 395-416

Arindam Garai, Bappa Mondal and Tapan Kumar Roy

Monohull ship hydrodynamic simulation using CFD pp. 417-433

Paúl Sebastián Dávila Aldás, Jessica Constante, Gabriela Chávez Tapia and Javier Martínez-Gómez

An effective algorithm to solve cost minimising transportation problem pp. 434-445

S.M. Abul Kalam Azad and M. Kamrul Hasan

Multi-release software reliability growth assessment: an approach incorporating fault reduction factor and imperfect debugging pp. 446-463

Anu Gupta Aggarwal, Neha Gandhi, Vibha Verma and Abhishek Tandon

On differentiable harmonic univex fuzzy mappings and its applications to fuzzy mathematical programming problem pp. 464-497

Minakshi Parida and Sunita Chand

Solid transportation problem under fully fuzzy environment pp. 498-539

Abhijit Baidya and Uttam Kumar Bera

Volume 15, issue 3, 2019

MAP/PH (1), PH (2)/2 finite retrial inventory system with service facility, multiple vacations for servers pp. 265-295

C. Suganya and B. Sivakumar

A new approach for solving fully fuzzy linear programming problem pp. 296-309

Sapan Kumar Das, T. Mandal and Diptiranjan Behera

A boundary-point LP solution method and its application to dense linear programs pp. 310-337

Chanaka Edirisinghe and William Ziemba

The efficiency of greedy best response algorithm in road traffic assignment pp. 338-363

Lahna Idres and Mohammed Said Radjef

A new ranking technique on heptagonal fuzzy numbers to solve fuzzy transportation problem pp. 364-371

P. Malini

Using a multi-criteria decision making approach to select the optimal freeway rout (case study: Isfahan-Shiraz Freeway) pp. 372-394

Jalil Heidary Dahooie, Navid Mohammadi and Amir Salar Vanaki

Volume 15, issue 2, 2019

A study on M X / G ( a, b )/ 1 queue with server breakdown without interruption and controllable arrivals during multiple adaptive vacations pp. 137-155

S. Jeyakumar and E. Rameshkumar

Modelling and analysis of two-unit hot standby database system with random inspection of standby unit pp. 156-180

Amit Manocha, Gulshan Taneja, Sukhvir Singh and Rahul Rishi

A modified two-step method for solving interval linear programming problems pp. 181-196

Mehdi Allahdadi

A hybrid metaheuristics approach for a multi-depot vehicle routing problem with simultaneous deliveries and pickups pp. 197-210

Sonu Rajak, P. Parthiban and R. Dhanalakshmi

Generalised linear search plan for a D-dimensional random walk target pp. 211-241

Mohamed Abd Allah El-Hadidy

Effects of product reliability dependent demand in an EPQ model considering partially imperfect production pp. 242-264

Barun Khara, Jayanta Kumar Dey and Shyamal Kumar Mondal

Volume 15, issue 1, 2019

Analysis of batch arrival bulk service queue with additional optional service multiple vacation and setup time pp. 1-25

G. Ayyappan and T. Deepa

Comments on the 'polynomial formulation and heuristic-based approach for the k-travelling repairman problem' pp. 26-32

İmdat Kara and Bahar Y. Kara

Solution of fuzzy multi objective generalised assignment problem pp. 33-54

Supriya Kar, Aniruddha Samanta and Kajla Basu

A cryptosystem based on chaotic maps and factoring problems pp. 55-64

Nedal Tahat, Eddie Shahril Ismail and Ashraf H. Aljammal

A matheuristic approach for the split delivery vehicle routing problem: an efficient set covering-based model with guided route generation schemes pp. 65-91

Nurul Huda Mohamed, Said Salhi, Gábor Nagy and Nurul Akmal Mohamed

Exact stationary solution for a fluid queue driven by an M/M/ 1 queue with disaster and subsequent repair pp. 92-109

K.V. Vijayashree and A. Anjuka

Inventory model for deteriorating items with incremental holding cost under partial backlogging pp. 110-126

Sanjay Singh, Seema Sharma and S.R. Singh

Minimising vehicle distribution duration considering service priority pp. 127-136

Dimitra Alexiou

Volume 14, issue 4, 2019

Evaluating fuzzy risk based on a new method of ranking fuzzy numbers using centroid of centroids pp. 451-472

Phani Bushan Rao Peddi

Design optimisation of cost of the pressure vessel through MATLAB and simulation through ANSYS pp. 473-494

S. Elizabeth Amudhini Stephen, D. Christu Nesam David and A. Joe Ajay

Geolocation of electric bikes recharging stations: City of Quito study case pp. 495-516

Geovanna Villacreses, Javier Martínez-Gómez, Paola Quintana and Ricardo A. Narváez C.

Analysis of bulk queue with additional optional service, vacation and unreliable server pp. 517-540

Charan Jeet Singh, Sandeep Kaur and Madhu Jain

Resource portfolio problem under relaxed resource dedication policy in multi-mode multi-project scheduling pp. 541-567

Umut Beşikçi, Ümit Bilge and Gündüz Ulusoy

On phase type arithmetico-geometric process and its application to deteriorating systems with warranty pp. 568-589

Y. Sarada and R. Shenbagam

Parameter estimation for partially observed linear stochastic system pp. 590-599

Chao Wei

Volume 14, issue 3, 2019

Use of a sine cosine algorithm combined with Simpson method for numerical integration pp. 307-318

Mohamed Abdel-Baset, Yongquan Zhou and Ibrahim Hezam

Steady state analysis of system size-based balking in M / M b /1 queue pp. 319-337

G.K. Gupta and A. Banerjee

An EPQ model in the perspective of carbon emission reduction pp. 338-358

Sudipta Sinha and Nikunja Mohan Modak

Single-vendor multi-buyer integrated inventory system for multi-item pp. 359-376

R. Uthayakumar and M. Ganesh Kumar

An inventory model for deteriorating items with time and price dependent demand and shortages under the effect of inflation pp. 377-388

Sumit Saha and Nabendu Sen

Ensure optimum profit using linear programming a product-mix of textile manufacturing companies pp. 389-406

Gera Workie Woubante, Abebaw Bizuneh Alemu and Senait Asmelash Gebrehiwot

A class of always pooling shrinkage testimators for the Weibull model pp. 407-432

Zuhair A. Al-Hemyari, H.A. Al-Dabag and Ali Al-Humairi

New model for improving discrimination power in DEA based on dispersion of weights pp. 433-450

Ali Ebrahimnejad and Shokrollah Ziari

Volume 14, issue 2, 2019

A two-level supply chain model with trade credit and imperfect production process pp. 157-188

R. Udayakumar and K.V. Geetha

Large deviations for the overflow level of G / G /1 queues in series pp. 189-220

Karol Rosen

An M [ X ] / G ( a, b )/1 queueing system with server breakdown and repair, stand-by server and single vacation pp. 221-235

G. Ayyappan and S. Karpagam

Prioritising vulnerabilities using ANP and evaluating their optimal discovery and patch release time pp. 236-267

Yogita Kansal, P.K. Kapur, Uday Kumar and Deepak Kumar

Robust and stable flexible job shop scheduling with random machine breakdowns: multi-objectives genetic algorithm approach pp. 268-289

Seyed Mojtaba Sajadi, Azar Alizadeh, Mostafa Zandieh and Fereshteh Tavan

Production inventory model of deteriorating items with holding cost, stock, and selling price with backlog pp. 290-305

Dharamender Singh

Volume 14, issue 1, 2019

A new short-term energy price forecasting method based on wavelet neural network pp. 1-14

Farshid Keynia and Azim Heydari

Second order duality for variational problem via efficiency of higher order pp. 15-29

Promila Kumar and Bharti Sharma

Joint replenishment model of both-ways and one-way substitution among products in fixed time horizon pp. 30-52

Raghu Nandan Giri, Shyamal Kumar Mondal and Manoranjan Maiti

Developing an integrated decision making model in supply chain under demand uncertainty using genetic algorithm and network data envelopment analysis pp. 53-81

Sara Nakhjirkan, Farimah Mokhatab Rafiei and Ali Husseinzadeh Kashan

A new optimal multi-product ( Q, R, SS ) policy with multivariate Markov stochastic demand forecasting model pp. 82-105

Jie Chen and Zhixiang Chen

Optimal strategy for an inventory model based on agile manufacturing under imperfect production process pp. 106-122

Himani Dem, S.R. Singh and Leena Parasher

A fuzzy rough integrated multi-stage supply chain inventory model with carbon emissions under inflation and time-value of money pp. 123-145

Soumita Kundu and Tripti Chakrabarti

Work planning optimisation in ports: a simplex application pp. 146-155

Iñigo L. Ansorena