Russian mathematician solves 'impossible' problem of nearly two centuries VnExpress Ivan Remizov has found a method to solve a second-order differential equation problem, previously considered unsolvable for 190 years.
Professor Vu Ha Van joins Asia's top-ranked university VnExpress Professor Vu Ha Van, a leading mathematician in combinatorics, probability, and random matrix theory, has joined the University of Hong Kong after many years at Yale University, US.
