ln function

Syntax

float ln(x)

Parameters

• x (float)

Returns

Natural logarithm of x.

Description

The ln function calculates the natural logarithm of x.
The natural logarithm is the base-e logarithm, the inverse of the natural exponential function (exp). For base-10 logarithms, use the function log10.

Related

• exp function
• log10 function
• pow function

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