Soient K=ℚ−d un corps quadratique imaginaire de nombre de classes égal à 1 et O𝕂 son anneau des entiers. On étudie une famille de fonctions L de Hecke associées à des caractères angulaires sur les ...

It should be impossible to measure an imaginary number in the lab, but a group of researchers have found a way to do so. They produced the equivalent of a magnetic field of imaginary strength, meaning ...

The 'imaginary' number shouldn't be possible, but turns out to be utterly indispensable. Rutherford and Fry wrestle with its perplexing power. Show more There is a bizarre number in maths referred to ...