7.30 Mathematics '64: 13. Off The Beaten Track
A series of twenty programmes reflecting new trends in mathematics and in the teaching of mathematics.

'The square root of minus one' is neither positive nor negative nor zero. Rotation matrices provide a starting point for inventing a different kind of number.
Presented by Geoffrey Matthews.

8.0 Basis for Decision: The Use of Operational Research - 1. Cutting the Queue
A series of three programmes on how scientific method can be used to solve problems of management.

Queues of men and materials lie idle while they wait for service, wasting large amounts of time and money. Operational Research shows how this waste can be reduced to a minimum.
Presented by Professor P. Rivett.
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8.45 Studying the Social Sciences - 4. Aspects of Man
A series of six programmes prepared in association with the London School of Economics and Political Science.

This programme introduces demography, the examination of population trends ranging from infant mortality rates in this country to population increases in India; and anthropology, the study of human relationship and behaviour in different countries and societies.
Those taking part: Professor D. V. Glass, Professor R. W. Firth, Dr. B. Benedict, N. H. Carrier
Introduced by Dr. Alan Little.

9.15 One Hundred Years of Marxism: 7. War of Rice
A series of nine programmes describing the development of Communist theory and practice from the time of Karl Marx to the present day.

In tonight's programme Owen Lattimore, Professor of Chinese Studies at Leeds University, and Richard Harris, Asian specialist of The Times, consider the origins and the significance of the Sino-Soviet rift.
Introduced by Warren Evans.