Le théorème de don Quichotte (Roland Bacher, Institut Fourier, Grenoble)

23.04.2024 10:30

Every odd prime p can be written in exactly (p+1)/2 ways as a sum ab+cd of two ordered products ab and cd such that min(a,b) > max(c,d). An easy corollary is a proof of Fermat's Theorem expressing primes in 1+4N as sums of two squares.

Lieu

Bâtiment: Conseil Général 7-9

Room 1-05, Tuesday 23.04.2024, Séminaire "Groupes et géométrie"

entrée libre