Benoît B. Mandelbrot worked on a wide range of mathematical problems, including mathematical physics and quantitative finance, but is best known as the father of what?
Fractal geometry He coined the term fractal and described the Mandelbrot set.
What name is given to 7 mathematics problems stated by the Clay Mathematics Institute in 2000, for which a US$1,000,000 prize will be awarded for a correct solution to any of them?