polars math log1p for dataframe

Compute the element-wise natural log of 1 + x for a column expression.

This command requires a plugin

The polars math log1p command resides in the polars plugin. To use this command, you must install and register nu_plugin_polars. See the Plugins chapter in the book for more information.

Command Type

plugin

Signature

> polars math log1p {flags}

Input/output types:

inputoutput
polars_expressionpolars_expression
polars_selectorpolars_expression

Examples

Compute the element-wise natural log of 1 + x for a column

> [[a]; [0] [1] [2]] |
    polars into-df |
    polars select (polars col a | polars math log1p) |
    polars collect