The Relative Vigor Index. Coding & Trading in Python.Coding the Relative Vigor Index in Python.Sofien Kaabar, CFADec 11, 2021∙ PaidShareAnother famous and relatively complex indicator will be discussed in this article. It is a contrarian oscillator that is best used in ranging markets. I am of course talking about the relative vigor index.ShareContinue reading this post for free, courtesy of Sofien Kaabar, CFA.Claim my free postOr purchase a paid subscription.