MATHS LESSON

Magic Numbers: Hannah Fry’s Mysterious World Of Maths, 9pm, BBC4

IN THE final part of this fascinating show, Dr Fry (pictured) zeroes in on the paradoxes at the centre of mathematics — if the foundations of maths are shaky, can we trust what’s built on top of them? And do these flaws prove that maths was invented by us, and not already part of the world around us?