gs_quant.timeseries.algebra.log¶
-
log
(x)[source]¶ Natural logarithm of series
- Parameters
x (
Series
) – timeseries- Return type
Series
- Returns
series with exponential of each element
Usage
For each element in the series, \(X_t\), return the natural logarithm \(ln\) of \(X_t\) The natural logarithm is the logarithm in base \(e\).
\(R_t = log(X_t)\)
This function is the inverse of the exponential function.
More information on logarithms
Examples
Take natural logarithm of 3
>>> log(3)
See also