Before revision: The recent coronavirus pandemic follows in its early stages an almost exponential expansion , with the number of cases as a function of time reasonably well fit by N(t)\propto e^{\alpha t}, in many countries.
After revision: The recent coronavirus pandemic follows in its early stages an almost exponential growth , with the number of cases as a function of time reasonably well fit by N(t)\propto e^{\alpha t}, in many countries.