This is an original trend indicator. The indicator draws three lines in a separate window. Its values vary from -1 to +1. The closer the indicator is to +1, the stronger is the ascending trend. The closer it is to -1, the stronger is the descending trend. The indicator can be also used as an oscillator for determining the overbought/oversold state of the market. The indicator has one input parameter Period for specifying the number of bars to be used for calculations.