B. Sury, Indian Statistical Institute Bangalore, India
The classical Diophantine problem of determining which integers can be written as a sum of two rational cubes has a long history, from early works of Sylvester, Satg\´{e}, Selmer etc. and, up to recent work of Alp\”{o}ge-Bhargava-Shnidman. A conjecture attributed to Sylvester…
Bernard Leclerc Université de Caen, France
Real or Imaginary?
These contrasting notions appear in several places in mathematics. Real or imaginary numbers, real or imaginary quadratic fields, real or imaginary roots in a root system ... In this talk I will consider new items in this list: real or imaginary elements of a…