Duckworth-Lewis method

RAIN and cricket don't mix - so the Duckworth-Lewis-Stern method is here to help.But the DLS method has gained a reputation for being notoriously comp.

IN the most simple of terms, the D/L/S system converts the number of overs left to bowl and the number of wickets lost by the batting side into a "resources remaining" figure. In Twenty20 matches the minimum number of overs required for a result is five. What is the Duckworth-Lewis-Stern method, how is it calculated and when is it used in the T20 World Cup?