1. A mathematical representation of a phenomenon where a quantity grows or decays at a rate proportional to its current value, typically expressed as y = ae^(bx) or y = ab^x
The spread of the virus followed an exponential model during the initial outbreak.
A propagação do vírus seguiu um modelo exponencial durante o surto inicial.
2. A statistical or computational model used to predict rapid changes in natural or social phenomena
Economists used an exponential model to forecast the growth of the digital economy.
Economistas utilizaram um modelo exponencial para prever o crescimento da economia digital.