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log2
The function log2 computes the base-2 logarithm.
Compatibility:
This function is compatible with the following targets:
Prototype:
#include <math.h>
double log2 ( double x );
Parameters:
Parameters for this function are:
Return:
The base-2 logarithm of x.
Remarks:
A domain error may occur if x is less than zero. A range error may occur if x is equal to zero.
See Also:
"log"
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Last updated: August 16, 2000