A Dial-a-Ride Problem Applied to Saharan Countries: The Case of Taxi Woro-Woro
Moustapha Diaby, Brou Laurent Anicet Koua, Etienne Soro

Open J. Optim. Vol.9 No.4, December 10, 2020
DOI: 10.4236/ojop.2020.94010

On the Stable Method Computing Values of Unbounded Operators
Nguyen Van Kinh

Open J. Optim. Vol.9 No.4, December 09, 2020
DOI: 10.4236/ojop.2020.94009

Effects of Reneging, Server Breakdowns and Vacation on a Batch Arrival Single Server Queueing System with Three Fluctuating Modes of Service
Samuel Ugochukwu Enogwe, H. Onyebuchi Obiora-Ilouno

Open J. Optim. Vol.9 No.4, December 09, 2020
DOI: 10.4236/ojop.2020.94008

Studying the Impact of Vaccination Strategy and Key Parameters on Infectious Disease Models
Tahmineh Azizi, Bacim Alali

Open J. Optim. Vol.9 No.3, September 04, 2020
DOI: 10.4236/ojop.2020.93007

Optimal Control and Bifurcation Issues for Lorenz-Rössler Model
Saba M. Alwan, Abdo M. Al-Mahdi, Omalsad H. Odhah

Open J. Optim. Vol.9 No.3, August 24, 2020
DOI: 10.4236/ojop.2020.93006