ABC Radio National presents material from Big Ideas web and TV to bring you the best public talks, debates and lectures from Australia and around the world. One single audio file of the whole program - good for continuous listening.
There is order in sorting out any mess – at least in mathematics. Hear about the yin and yang of permutations, the re-arranging of pieces of a set in a certain order, and why it’s more than just a math puzzle.
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