RAIRO - Operations Research

Open Access

New characterizations for the identical coupled tasks scheduling problem p. 325

Hatem Hadda and Mhamed Abdessalem

Published online: 15 March 2023

DOI: https://doi.org/10.1051/ro/2023014

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Two modified conjugate gradient methods for solving unconstrained optimization and application p. 333

Abd Elhamid Mehamdia, Yacine Chaib and Tahar Bechouat

Published online: 15 March 2023

DOI: https://doi.org/10.1051/ro/2023010

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The complex evolution of information quality improvement in competitive market p. 351

Fang Wu, Bing Liu and Na Fu

Published online: 15 March 2023

DOI: https://doi.org/10.1051/ro/2023013

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Independent Roman bondage of graphs p. 371

Saeed Kosari, Jafar Amjadi, Mustapha Chellali and Seyed Mahmoud Sheikholeslami

Published online: 15 March 2023

DOI: https://doi.org/10.1051/ro/2023017

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Total dominator total chromatic numbers of cycles and paths p. 383

Adel P. Kazemi and Farshad Kazemnejad

Published online: 15 March 2023

DOI: https://doi.org/10.1051/ro/2022183

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Effect of fairness and overconfidence on pricing strategy of substitute bundles in a two-echelon supply chain p. 401

Sanchari Ganguly, Mithu Rani Kuiti, Pritha Das and Manoranjan Maiti

Published online: 15 March 2023

DOI: https://doi.org/10.1051/ro/2023009

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An incentive mechanism for integration of business applications between organizations p. 427

Rasool Esmaeilyfard and Atefe Salehi

Published online: 15 March 2023

DOI: https://doi.org/10.1051/ro/2023024

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Minimizing the number of edges in (P_k ∪ K₃)-saturated connected graphs p. 447

Yuying Li and Kexiang Xu

Published online: 15 March 2023

DOI: https://doi.org/10.1051/ro/2023018

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A heterogeneous electric taxi fleet routing problem with recharging stations to maximize the company’s profit p. 459

Farnaz Nafarieh, Amir Aghsami, Erfan Rabbani and Masoud Rabbani

Published online: 21 March 2023

DOI: https://doi.org/10.1051/ro/2023006

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Sustainable inventory prediction with random defect and rework using Bat algorithm p. 481

Madhu Jain, Nidhi Sharma and Praveendra Singh

Published online: 21 March 2023

DOI: https://doi.org/10.1051/ro/2023011

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Screening third-party collectors’ double asymmetric information in a dual-channel closed-loop supply chain p. 503

Wenbin Wang, Ye Liu, Ni An and Luosheng Zhong

Published online: 21 March 2023

DOI: https://doi.org/10.1051/ro/2022214

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Optimality conditions and duality results for a robust bi-level programming problem p. 525

Shivani Saini, Navdeep Kailey and Izhar Ahmad

Published online: 24 March 2023

DOI: https://doi.org/10.1051/ro/2023026

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A descent modified HS conjugate gradient method with an optimal property p. 541

Fenfei Chen, Jiahao Zhang, Jianhao Ye and Zixin Chen

Published online: 27 March 2023

DOI: https://doi.org/10.1051/ro/2022184

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