Series:

Thumbnail	Title	Series Number	Date	Description
	The hydraulic ram		25 February 1982
	Telecommunications networks		18 March 1981	The programme explores how contemporary telephone exchanges use switching devices to route calls...
	The international telephone system		20 May 1973	This programme examines how the International Telephone System, which is dynamic, adaptive and...
	Counting atoms		22 April 1981	The programme examines the way in which the special behaviour of liquid helium can be explained by...
	Minimum cost flows		01 April 1981	The programme deals with the use of mathematical models for analysing networks. The traffic flow...
	Critical path		06 May 1981	The mathematical techniques for determining earliest and latest times for each activity in a...
	Money grows on trees		17 June 1981	The programme looks at a practical application of tree theory in the design of an offshore gas...
	Are four colours sufficient?		19 August 1981	The programme looks at the celebrated four colour map problem and at attempts to find a proof. It...
	The National Grid		03 June 1981	The programme examines the application of network theory to the structure of the national...
	Rook polynomials		08 July 1981	The programme explores the use of the mathematical technique called Rook polynomial for solving...