3 lines RCI
Original author is Jadbrother and modified for 3 lines, 9,35,52, by gero on Jun.29 2016.
リリースノート: I had a long pause...

Thanks to 'Jadbrother', she/he pointed out the bug.
I have just fixed it today.
Have fun.

Jul.11th 2019

In true TradingView spirit, the author of this script has published it open-source, so traders can understand and verify it. Cheers to the author! You may use it for free, but reuse of this code in a publication is governed by House Rules. You can favorite it to use it on a chart.