Paper containing mathematical formulas cited over 10,000 times: Expert in statistical mechanics thoroughly pursues the principles

Statistical mechanics is a field of physics that deals with the molecules and atoms that make up matter. When you open a specialist book on this field, you are sure to come across a certain formula that originated in Japan. It is the "Kubo formula," named after the late Kubo Ryogo (1920-1995), who was a professor at the University of Tokyo and other institutions. Kubo published a paper presenting this formula in the English journal of the Physic…