VolatilityLibrary "Volatility"
Some practical measures of volatility that can be easily used to satisfy the need to show expanding and contracting volatility but are not tied to an underlying price level. The code I translated of the book "Trading Systems and Methods."
change_in_price(length)
This function calculates the difference between price now and close price of the candle 'n' bars before that. If prices are very volatile but closed where they began, then this method would show zero volatili
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