« God made the integers, all the rest is the work of man » Léopold Kronecker (1823-1891). There is no satisfying definition of the general concept of Number. However, lots of particular numbers can be rigorously defined. Natural numbers, integers, imaginary, transcendent, algebraic, computable numbers, etc. In this "story", we will see examples of numbers and will try to understand them intuitively and visually. Some of these numbers will not even look at all like numbers... But this first episode is about natural numbers. That's a good start.

Cet article About numbers, episode 1 : Natural numbers est apparu en premier sur Nature loves math.