log10 ( x -- y )
Factor handbook » The language » Numbers » Mathematical functions » Powers and logarithms

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Vocabulary
math.functions

Inputs

x

a number

Outputs

y

a number

Word description
Logarithm function base 10. Outputs negative infinity if x is 0.

Definition

IN: math.functions

GENERIC: log10 ( x -- y ) foldable flushable

Methods

USING: math math.functions math.functions.private ;

M: bignum log10 [ log10 ] log10-2 (bignum-log) ;


USING: math math.functions ;

M: complex log10 log 10 log / ; inline


USING: math math.functions math.libm ;

M: real log10 >float flog10 ; inline