AAAABBZThis trading system is based on Bollinger Bands. For more details read "Trading Trends With Bollinger Bands Z (BBZ)" article by Jacinta Chan (Technical Analysis of Stocks & Commodities magazine, March 2006 issue). |!sALLBAAAAj@@@t~j`m?AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA#return CLOSE > BBTop(CLOSE, 20, 1);AAAAAAAAAAAAAA-AAAAClose)AAjAAAAClose)AAAAAABBTopAAAAPriceuAAAAAA StandardDevl>uAAAAAAAAthisAAAAAAAAAAAA!1)1)AAAA#return CLOSE > BBTop(CLOSE, 20, 1);AAAAAAAA#return CLOSE < BBBot(CLOSE, 20, 1);AAAAAAAAAAAAAA-AAAAClose)AAjAAAAClose)AAAAAABBBotAAAAPrice@vAAAAAALength,AAAAAA StandardDev,AAAAAAAAthisAAAAX?AAAAAAAA!1)1)AAAA#return CLOSE < BBBot(CLOSE, 20, 1);AAAAAAAA#return CLOSE < BBTop(CLOSE, 20, 1);AAAAAAAAAAAAAA-AAAAClose)AAjAAAAClose)AAAAAABBTopAAAAPriceuAAAAAA StandardDevl>uAAAAAAAAthisAAAA|ŝAAAAAAAA!1)1)AAAA#return CLOSE < BBTop(CLOSE, 20, 1);AAAAAAAA"return CLOSE > BBBot(CLOSE, 20,1);AAAAAAAAAAAAAA-AAAAClose)AAjAAAAClose)AAAAAABBBotAAAAPrice@vAAAAAALength,AAAAAA StandardDev,AAAAAAAAthisAAAAܜAAAAAAAA!1)1)AAAA"return CLOSE > BBBot(CLOSE, 20,1);AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAĮAAAAAAAAAAAAAAAAAAAAAAAA