Probability density function for "Constant volatility with normal innovations"

Pdf for the return
Probability density for the return, in linear-linear scales. Probability density for the return, in linear-logarithmic scales. Probability density for the return, in log-log scales, for the positive returns.	Probability density for the return, in linear-linear scales. Probability density for the return, in linear-logarithmic scales. Probability density for the return, in log-log scales, for the positive returns.
Pdf for the volatility
Probability density for the volatility, in lin-lin scales. Probability density for the volatility, in lin-log scales. Probability density for the volatility, in log-log scales.	Probability density for the volatility, in lin-lin scales. Probability density for the volatility, in lin-log scales. Probability density for the volatility, in log-log scales.
Pdf for the volatility increment
Probability density for the volatility increment, in lin-log scales. Probability density asymmetry for the volatility increment.	Probability density for the volatility increment, in lin-log scales. Probability density asymmetry for the volatility increment.

Pdf for the return