International Journal of Mathematics in Operational Research

Material selection using multi-criteria decision making methods for geomembranes

A new short-term energy price forecasting method based on wavelet neural network

A new approach for solving fully fuzzy linear programming problem

On the distribution of an infinite-buffer queueing system with versatile bulk-service rule under batch-size-dependent service policy: M / G n ( a , Y ) /1

New model for improving discrimination power in DEA based on dispersion of weights

Exact stationary solution for a fluid queue driven by an M/M/ 1 queue with disaster and subsequent repair

A new ranking technique on heptagonal fuzzy numbers to solve fuzzy transportation problem

Inventory model for deteriorating items with incremental holding cost under partial backlogging

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

Effects of product reliability dependent demand in an EPQ model considering partially imperfect production

Resource portfolio problem under relaxed resource dedication policy in multi-mode multi-project scheduling

Steady state analysis of system size-based balking in M / M b /1 queue

Analysis of bulk queue with additional optional service, vacation and unreliable server

A Hybrid Direction Algorithm for Solving a Convex Quadratic Problem

MAP/PH(1), PH(2)/2 finite retrial inventory system with service facility, multiple vacations for servers

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

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

An inventory model for deteriorating items with time and price dependent demand and shortages under the effect of inflation

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

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

A decentralised multi-objective sustainable supply chain model under intuitionistic fuzzy environment

A prospective multi-attribute decision making-based reliability allocation method using fuzzy linguistic approach and minimum effort function

Production inventory model of deteriorating items with holding cost, stock, and selling price with backlog

Second order duality for variational problem via efficiency of higher order

Evaluating fuzzy risk based on a new method of ranking fuzzy numbers using centroid of centroids

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

An effective algorithm to solve cost minimising transportation problem

Analysis of parameter selection for solar radiation prediction and global solar radiation prediction model using polynomial regression

Optimal strategy for an inventory model based on agile manufacturing under imperfect production process

New class of estimators of the population mean using the known population median of the study variable

On phase type arithmetico-geometric process and its application to deteriorating systems with warranty

Use of a sine cosine algorithm combined with Simpson method for numerical integration

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

Solid transportation problem under fully fuzzy environment

Analysis of batch arrival bulk service queue with additional optional service multiple vacation and setup time

A Matheuristic Approach for the Split Delivery Vehicle Routing Problem: An Efficient Set Covering-Based Model with Guided Route Generation Schemes

Evaluation of the branches of Iran Insurance Corporation based on data envelopment analysis-free disposal hull in the presence of weight restrictions

A robust bi-objective programming approach to environmental closed-loop supply chain network design under uncertainty

Design optimisation of cost of the pressure vessel through MATLAB and simulation through ANSYS

Optimal service rates of a perishable inventory system with service facility

Analysis of non-pre-emptive priority retrial queueing system with two-way communication, Bernoulli vacation, collisions, working breakdown, immediate feedback and reneging

Large deviations for the overflow level of G / G /1 queues in series

Ensure optimum profit using linear programming a product-mix of textile manufacturing companies

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

A two-level supply chain model with trade credit and imperfect production process

A modified two-step method for solving interval linear programming problems

Single-vendor multi-buyer integrated inventory system for multi-item