31 May,2012 11:07 AM IST | | AFP
The current method was devised by English statisticians Frank Duckworth and Tony Lewis and known as the Duckworth-Lewis (D/L) rule.
V Jayadevan, an engineer in southern Kerala state, spent a decade working on his so-called VJD system, which has been used in Indian domestic matches since 2007 following a recommendation from batting legend Sunil Gavaskar.u00a0