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C Run-Time Library Reference
log10
base 10 logarithm
Synopsis
#include <math.h>
double log10(double);
float log10f(float);
Description
The
function returns the base 10 logarithm of its input.
log10
Error Conditions
The
function indicates a domain error (sets
log10
returns a zero if the input is negative.
Example
#include <math.h>
double y;
y = log10(100.0);
See Also
alog10, log,
pow
3-90
/* y = 2.0 */
VisualDSP++ 3.5 C/C++ Compiler and Library Manual
to
) and
errno
EDOM
for ADSP-219x DSPs
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