The shortest path problem is one of the classic network problems. The objective of this problem is to identify the least cost path through a network from a pre-determined starting node to a pre-determined terminus node. It has many practical applications and can be solved optimally via efficient...

Some regions like Island of Madeira show high levels of firm birth rate. But the entrepreneurial experience is quite different from the European reality given the high level of micro-business owing o subsistence reasons, as a response to the reduced opportunity costs, the lack of profitable...

Geographical Information Systems (GIS) are an essential tool to integrate and manage large amounts of data (statistical and graphical) and to visualise the modelling efforts of the contemporary city. The further use of spatial analysis methods, in particular the exploratory analysis of data and...