A price channel, in Technical Analysis Trading, is a simple but powerful graphical pattern. It is created when a security’s price remains contained between two parallel trendlines: an upper line ...

Lines which are parallel have the same gradient. For example, \(\text{y = 2x + 1}\) and \(\text{y = 2x - 2}\) will be parallel because they both have a gradient of 2. We want to determine if the lines ...