Maths is Everywhere

Doing Business in Interstellar Space by Professor John D. Barrow. Imagine that interstellar trade is possible at speeds close to the speed of light. It must incorporate the insights of Einstein's special theory of relativity, which teaches us that clocks on board a spaceship moving at high velocity will ensure time at different rates relative to clocks at the point of departure. This means that time travel into the future is possible. Which time-keeping should we use? What would happen to economics if time-travel to the past was also possible? (from

Doing Business in Interstellar Space

Go to the Series Home or watch other lectures:

1. Maths with Pictures
2. Continued Fractions
3. The Bounce of the Superball
4. The Uses of Irrationality: Paper Sizes and the Golden Ratio
5. Benford's Very Strange Law
6. Doing Business in Interstellar Space