List by Author: Ian Short

Winding numbers: Topography and topology II
This is the second in a series of two articles in which Ian Short looks at topology using topographical features of maps. Find out about Jordan curves and winding numbers with the help of hermits, lighthouses and drunken sailors.
Dividing Walls: Topology and topography I
Journey to distant islands to discover if topology can overcome topography and bring peace to rival towns.