Navigation: Realtest Script Language > Syntax Element Details > RRSI Category Indicator Functions Description Reverse RSI (price required for RSI to reach level) Syntax RRSI(len, level) Parameters len - lookback period level - formula specifying the desired RSI level Notes This function can be used to calculate entry or exit limit prices based on RSI reaching a specific level. Calculation uses the original Welles Wilder formula. Wilder's exponential smoothing is equivalent to using 2*len-1 in a regular exponential moving average. This indicator supports one-pass calculation when used in the Data Section with a non-variable length. Copyright © 2020-2025 Systematic Solutions, LLC