Equity capital is multiplied by a price which is further multiplied with IWF to determine the free-float market capitalization.This is the factor for determining the number of shares available for trading freely in the market. The Index is determined on a daily basis by taking into consideration the current market value divided by base market capital and then multiplied by the Base Index Value of 1000. You can check the nifty share price live https://www.edelweiss.in/quotes/index/Nifty-50-20559 on your broker's website.