With the development of computer science and geographic information science, there are more and more applications for GIS. Shortest path analysis is a key issue in GIS geographic network analysis. One ...

Edsger Dijkstra, one of the moving forces behind the acceptance of computer programming as a scientific discipline, has died. But his legacy lives on in every computer.

Russell Eveleigh is using a Raspberry Pi Pico to demonstrate Dijkstra's algorithm visually with LEDs arranged as a map of the Cotswolds in England.