Do numbers EXIST? - Numberphile

11:21
What is a Number? - Numberphile

13:49
Roger Penrose - Is Mathematics Invented or Discovered?

14:29
British Numbers confuse Americans - Numberphile

11:26
Do Complex Numbers Exist?

9:41
Philosophy of Numbers - Numberphile

20:25
Un objet de dimension 1,58 - Numberphile

10:11
Does the number two exist?

11:54