As I was entering this message, someone else also entered message with RelStrength in subject bar?
--- In [email protected], "levibreidenbach" <lev...@...> wrote: > > My question is in regards to calculating relative strength of security > compared to S&P500. > > First, how does the AFL function RelStrength work? If I enter > RelStrength(MSFT), what exactly is calculated. I understand there are an > infinite number ways to calculate relative strength. > > For this example, assume I have two arrays (S&P500 and other security). > S&P500 data goes back to 09/01/1988 and other security goes back to certain > date later than 1988. If I want to calculate relative strength based on the > date of the last quote for the 'other security' as follows: > > Relative Strength = (Pt/Mt) / (P0/M0) > > where Pt is the security's price, Mt is the S&P500's value and P0 and M0 are > the initial values (very 1st quote for security). > > How do I determine P0, and then look the same number of bars back for S&P500. > > I would like to do this for a number securities, so the date of the 1st quote > will always be different. > > Thanks > > Levi >
