Same RSI and Dem but more sensitive one.
The use is similar to the mentioned ones.
Translated from Russian by MetaQuotes Software Corp.
Original code: https://www.mql5.com/ru/code/927
Bollinger Bands Width. One of its application methods was described in FOREX Magazine №123 (July 2006) on page 47.TandemInstrument
The indicator displays the charts of two symbols in one window.