['implied'] is in these articles:
A note on the
purpose and use
of the implied module path for imports.
Convert a formula string
with implied multiplication to propper form
A number of articles on volatility the VIX and
Another look at volatility and the VIX
A glitch in the VIX
Understanding how implied volatility affects options traders
How do you read the VIX?
How closely does VXX track the VIX
Predicting volatility with the VIX
['implied'] is in these pages: