Dhaka, one of the South Asian megacities is facing incredible problems associated with population. Rural to urban migration remained the most dominant factor of the population growth. This book addresses only the increasing population of Dhaka city in future decade. Predicting future populations and their structure is a central theme in demography. This book therefore provides a better idea about the increasing population of Dhaka city based on a population model which is a first order ordinary differential equation known as Malthusian Population model or Exponential growth model, where the...

Nowadays traffic flow and congestion is one of the main societal and economical problems related to transportation in industrialized countries. Traffic congestion is one of the greatest problems in Bangladesh also. Our aim is to understand and develop an optimal road network with efficient movement of traffic and minimal traffic congestion problems, accidents and pollutions etc. This book therefore considers the macroscopic traffic flow model known as LWR model, appended with a closure linear velocity-density relationship which provides a first order hyperbolic partial differential equation...