The DLS method, used to determine results in rain-affected cricket matches, was invented by Duckworth and Tony Lewis.
The Duckworth-Lewis-Stern (DLS) method is a mathematical formulation designed to calculate the target score for the team batting second in a limited overs cricket match interrupted by weather or other circumstances. It's widely used in international cricket. According to the provided reference, the method was first used in international cricket in 1997.
