Log

Calculation of the base-10 logarithm of a strictly positive number.

Syntax

Log(number)
Log10(number)
number = number (strictly positive) whose base-10 logarithm you want to calculate

Remarks

Returns NaN (Not a Number) for a strictly negative number, and -INF for zero.
To calculate the natural logarithm, see Ln (the inverse function of Exp).

Example

Log(10) = 1
Log(100) = 2

Classification

Maths