std-log10


Synopsis

(std-log10 <num>)

Description

Returns the decadic logarithm, base 10, of the number. The return value is either a integer or a real number.

(std-log10 n) is the complement to (std-expt 10 n)

Examples

(std-log10 1)		=> 0
(std-log10 10) 	=> 1
(std-log10 100)	=> 2

Arguments

num: Any number, if integer or real.

Return Value

A integer or real number.

Side Effects

None.

Module

(std-require 'STDMATH)

Defined in STDMATH