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LEARN ABOUT SUNOS

clogl

clog(3M)						  Mathematical Library Functions						  clog(3M)

NAME

       clog, clogf, clogl - complex natural logarithm functions

SYNOPSIS

       cc [ flag... ] file... -lm [ library... ]
       #include <complex.h>

       double complex clog(double complex z);

       float complex clogf(float complex z);

       long double complex clogl(long double complex z);

DESCRIPTION

       These functions compute the complex natural (base e) logarithm of z, with a branch cut along the negative real axis.

RETURN VALUES

       These functions return the complex natural logarithm value, in the range of a strip mathematically unbounded along the real axis and in the
       interval [ -i , +i ] along the imaginary axis.

ERRORS

       No errors are defined.

ATTRIBUTES

       See attributes(5) for descriptions of the following attributes:

       +-----------------------------+-----------------------------+
       |      ATTRIBUTE TYPE	     |	    ATTRIBUTE VALUE	   |
       +-----------------------------+-----------------------------+
       |Interface Stability	     |Standard			   |
       +-----------------------------+-----------------------------+
       |MT-Level		     |MT-Safe			   |
       +-----------------------------+-----------------------------+

SEE ALSO

       cexp(3M), complex.h(3HEAD), attributes(5), standards(5)

SunOS 5.10							    1 Sep 2002								  clog(3M)