Translated from Russian by MetaQuotes Software Corp.
Original code: https://www.mql5.com/ru/code/7354
(Slow Adaptive Trend Line) – the «slow» adaptive trend line is calculated using a digital low-pass filter LPF-2. LPF-2 serves to eliminate the noises and market cycles with longer fluctuation periods.RoundPrice-Ext
Very convenient to confirm any market entry signals.