RAIRO - Operations Research

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A hybrid simulated annealing algorithm to estimate a better upper bound of the minimal total cost of a transportation problem with varying demands and supplies

Received: 14 May 2022 / Revised: 31 July 2022 / Accepted: 28 August 2022
DOI: https://doi.org/10.1051/ro/2022152
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BERNARD GENDRON (1966-2022): FRIEND and COLLEAGUE

Received: 08 September 2022 / Revised: 01 September 2022 / Accepted: 08 September 2022
DOI: https://doi.org/10.1051/ro/2022155

Maintenance groups evaluation under uncertainties: a novel stochastic free disposal hull in the presence of lognormally distributed data

Received: 29 October 2021 / Revised: 26 April 2022 / Accepted: 04 October 2022
DOI: https://doi.org/10.1051/ro/2022173

A descent modified HS conjugate gradient method with an optimal property

Received: 10 June 2022 / Revised: 26 September 2022 / Accepted: 16 October 2022
DOI: https://doi.org/10.1051/ro/2022184

An hybrid finite element method for a quasi-variational inequality modeling a semiconductor

Received: 27 December 2021 / Revised: 11 September 2022 / Accepted: 22 October 2022
DOI: https://doi.org/10.1051/ro/2022187

A bi-objective robust possibilistic cooperative gradual maximal covering model for relief supply chain with uncertainty

Received: 06 May 2022 / Revised: 25 October 2022 / Accepted: 17 November 2022
DOI: https://doi.org/10.1051/ro/2022204

Evaluating horizontal mergers in Swedish district courts using plant capacity concepts: with a focus on nonconvexity

Received: 14 June 2022 / Revised: 26 October 2022 / Accepted: 19 November 2022
DOI: https://doi.org/10.1051/ro/2022205

Screening third-party collectors' double asymmetric information in a dual-channel closed-loop supply chain

Received: 25 April 2021 / Revised: 07 December 2022 / Accepted: 15 December 2022
DOI: https://doi.org/10.1051/ro/2022214

Arc-flow formulations for the one-dimensional cutting stock problem with multiple manufacturing modes

Received: 10 March 2022 / Revised: 27 May 2022 / Accepted: 26 December 2022
DOI: https://doi.org/10.1051/ro/2023001

Modelling low-carbon closed-loop supply chain considering channel power structures and cross-shareholding

Received: 27 May 2022 / Revised: 13 November 2022 / Accepted: 04 January 2023
DOI: https://doi.org/10.1051/ro/2023002

An improved algorithm on unbounded parallel-batching scheduling to minimize maximum cost and makespan

Received: 20 July 2022 / Revised: 21 November 2022 / Accepted: 10 January 2023
DOI: https://doi.org/10.1051/ro/2023003

Sustainable inventory model with environmental impact for non-instantaneous deteriorating items with composite demand

Received: 25 October 2022 / Revised: 18 January 2023 / Accepted: 18 January 2023
DOI: https://doi.org/10.1051/ro/2023005

A heterogeneous electric taxi fleet routing problem with recharging stations to maximize the company's profit

Received: 28 July 2022 / Revised: 06 December 2022 / Accepted: 24 January 2023
DOI: https://doi.org/10.1051/ro/2023006

Retail price competition of domestic and international companies: A bi-level game theoretical optimization approach

Received: 02 September 2022 / Revised: 05 January 2023 / Accepted: 26 January 2023
DOI: https://doi.org/10.1051/ro/2023007

A robust-stochastic data envelopment analysis model for supplier performance evaluation of the telecommunication industry under uncertainty

Received: 04 November 2021 / Revised: 26 November 2022 / Accepted: 27 January 2023
DOI: https://doi.org/10.1051/ro/2023008

Effect of fairness and overconfidence on pricing strategy of substitute bundles in a two-echelon supply chain

Received: 20 March 2022 / Revised: 30 December 2022 / Accepted: 27 January 2023
DOI: https://doi.org/10.1051/ro/2023009

Two modified conjugate gradient methods with application in mode function

Received: 27 July 2022 / Revised: 30 November 2022 / Accepted: 27 January 2023
DOI: https://doi.org/10.1051/ro/2023010

Impact of subsidy phase-out and credit trading policy tools on the competitive strategies of Chinese passenger car enterprises

Received: 13 May 2022 / Revised: 11 January 2023 / Accepted: 02 February 2023
DOI: https://doi.org/10.1051/ro/2023012

Sustainable inventory prediction with random defect and rework using bat algorithm

Received: 29 July 2022 / Revised: 06 December 2022 / Accepted: 27 January 2023
DOI: https://doi.org/10.1051/ro/2023011