Main content

Logic problem - who's wearing the black hat?
A classic logic problem is discussed. How could three people work out what colour hat they are wearing, simply by looking at one another? Marcus du Sautoy chairs the panel game, and sets the problems.
Duration:
This clip is from
More clips from 12/01/2006
-
Ambiguous language - two mathematicians try to meet up
Duration: 02:07
-
How many eggs? - an ancient mathematical riddle
Duration: 01:44
-
Probability problem - how many women were in a lecture?
Duration: 04:03
More clips from Mind Games
-
Multiplying bacteria - a geometric sequence problem—14/02/2005
Duration: 01:35
-
Despatch rider - a speed and distance problem—14/02/2005
Duration: 04:22
-
Alien tug of war—07/03/2005
Duration: 01:40