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International Journal of Mathematics in Operational Research, Volume 30
Volume 30, Number 1, 2025
- G. Ayyappan, S. Nithya:
Analysis of batch arrival bulk service priority queue with multiple vacation, close down, setup, differentiate breakdown, and repair. 1-21 - Dharmesh K. Katariya, Kunal T. Shukla:
Optimal greening efforts, pricing and inventory strategies for non-instantaneous deteriorating perishable products under price, freshness and green efforts dependent demand with price discount. 22-45 - P. Jayashri
, S. Umamaheswari:
Supplier-retailer-customer trade credit policy for perishables. 46-62 - Siti Salwana Mamat, Siti-Rahmah Awang, Tahir Ahmad:
Fuzzy weak autocatalytic set for decision making and its application to the project manager selection. 63-80 - G. Ayyappan, N. Arulmozhi:
Analysis of MAP/PH/1 retrial queueing system with two-stage vacations with imperfect service, N-policy service, delayed feedback, unreliable server and discouragement customer. 81-110 - Gustavo Benitez Alvarez, Rafael Guimarães de Almeida
, Cecília Toledo Hernández, Patrícia Alves Pereira de Sousa:
The synthesis of the AHP as a well-posed mathematical problem and matrix norms appropriate for sensitivity analysis via condition number. 111-134
Volume 30, Number 2, 2025
- C. Vijayan, R. Manimaran, N. Racshitha:
Fractional Black-Scholes equation described by the conformable fractional derivative with three different methods. 135-151 - R. S. Yohapriyadharsini, V. Suvitha, Rakesh Kumar:
A queueing system with heterogeneous arrivals, two kinds of vacations and impatient customers. 152-166 - Sangeetha Nandigam, Perumali Sundarayya:
Graph theory for data cryptography security. 167-184 - Abdulkareem Lado Ismail, Abdulhadi Aminu, Ibrahim Yusuf:
Copula approach to predict reliability factors of a wide range communication system. 185-205 - G. Ayyappan, G. Archana Alias Gurulakshmi:
A two-server tandem queueing model with Markovian arrival process, phase type service, working vacation, feedback, re-service, unreliable server, interrupted closedown and customers intolerance. 206-250 - Abdelkrim Rezzag, Mohand Ouamer Bibi, Abdelhek Laouar
:
Reduction of bounded variables in integer linear programming problems. 251-265
Volume 30, Number 3, 2025
- Zuhair A. Al-Hemyari, Jamal N. Al Abbasi:
On the numerical solution and mathematical modelling of the global warming data from the years 1970 to 1994 and from 1995 to 2019. 267-294 - Justin Chirima
, Frank Ranganai Matenda, Mabutho Sibanda
:
Pricing a guaranteed minimum maturity benefit in uncertain markets. 295-307 - Jerry L. Shaw, Donovan Fuqua, Hansuk Sohn, Manuel Iván Rodríguez-Borbón:
Introduction of an arc rank order statistic for analysis of optimal solutions in travelling salesman problems. 308-328 - Sunil B. Bhoi, Jayesh M. Dhodiya:
Uncertain multi-objective student project assignment problem by fuzzy programming technique. 329-349 - G. Ayyappan, K. Thilagavathy, Rakesh Kumar:
Cost optimisation of MMAP/PH(1), PH(2)/1 pre-emptive priority retrial queueing model with standby server, orbital search, server breakdowns, phase type repairs and impatient customers. 350-391 - Reza Keykhaei:
Optimal mean-variance portfolio selection with uncertain time horizon in a regime-switching market when asset returns are market path-dependent. 392-414
Volume 30, Number 4, 2025
- Fastel Chipepa, Mavis Pararai, Wilbert Nkomo:
New Weibull-Pareto Poisson distribution: properties, actuarial measures and applications. 415-434 - Palak Mehta, Madhu Jain:
Joining strategy for double orbit retrial queue with imperfect service and vacation under N-policy. 435-469 - Joshua Sunday, Richard Olatokunbo Akinola, Joshua Amawa Kwanamu, Dominic Raymond:
Optimised variable step-size algorithm for the solution of dynamical systems. 470-500 - Thatayaone Moakofi, Agolame Puoetsile, Broderick O. Oluyede:
A new heavy-tailed generalised exponentiated half logistic-G distribution with actuarial measures and applications. 501-538

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