SMVDU Katra, FEB 2020. Dr. Rakesh Kumar, Faculty, School of Mathematics, Shri Mata Vaishno Devi University, Katra delivered a Plenary Talk on “Queuing Systems with Customers’ Impatience and Retention” in the 11th International Conference on “Operations Research for Sustainable Development” held at Janapriya Multiple Campus, Pokhara, Nepal (February 1-2, 2020). Dr. Kumar discussed the mathematical modelling of queuing systems with customers’ impatience and retention of reneging customers. He informed the audience about the usefulness of the concept “retention of reneging customers” in various real life applications. He also chairs a session and highlighted the role of transient solutions of queuing models.

The conference witnessed a huge participation from China, Japan, India and Nepal. Dr. Kumar expressed his gratitude to the organizers for inviting him, and also thanked Prof. (Dr.) Ravindra Kumar Sinha, Vice-Chancellor, SMVDU, for allowing him to attend the conference.