series_log()
Applies to: ✅ Microsoft Fabric ✅ Azure Data Explorer ✅ Azure Monitor ✅ Microsoft Sentinel
Calculates the element-wise natural logarithm function (base-e) of the numeric series input.
Syntax
series_log(series)
Learn more about syntax conventions.
Parameters
| Name | Type | Required | Description |
|---|---|---|---|
| series | dynamic |
✔️ | An array of numeric values on which the natural logarithm function is applied. |
Returns
Dynamic array of the calculated natural logarithm function. Any non-numeric element yields a null element value.
Example
print s = dynamic([1,2,3])
| extend s_log = series_log(s)
Output
| s | s_log |
|---|---|
| [1,2,3] | [0.0,0.69314718055994529,1.0986122886681098] |