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ASINH(3)                   Linux Programmer's Manual                  ASINH(3)

NAME
       asinh, asinhf, asinhl - inverse hyperbolic sine function

SYNOPSIS
       #include <math.h>

       double asinh(double x);
       float asinhf(float x);
       long double asinhl(long double x);

       Link with -lm.

   Feature Test Macro Requirements for glibc (see feature_test_macros(7)):

       asinh(): _BSD_SOURCE || _SVID_SOURCE || _XOPEN_SOURCE >= 500 ||
       _ISOC99_SOURCE; or cc -std=c99
       asinhf(), asinhl(): _BSD_SOURCE || _SVID_SOURCE || _XOPEN_SOURCE >= 600
       || _ISOC99_SOURCE; or cc -std=c99

DESCRIPTION
       The  asinh() function calculates the inverse hyperbolic sine of x; that
       is the value whose hyperbolic sine is x.

RETURN VALUE
       On success, these functions return the inverse hyperbolic sine of x.

       If x is a NaN, a NaN is returned.

       If x is +0 (-0), +0 (-0) is returned.

       If x is positive infinity (negative infinity), positive infinity (nega-
       tive infinity) is returned.

ERRORS
       No errors occur.

CONFORMING TO
       C99, POSIX.1-2001.  The variant returning double also conforms to SVr4,
       4.3BSD, C89.

SEE ALSO
       acosh(3), atanh(3), casinh(3), cosh(3), sinh(3), tanh(3)

COLOPHON
       This page is part of release 3.25 of the Linux  man-pages  project.   A
       description  of  the project, and information about reporting bugs, can
       be found at http://www.kernel.org/doc/man-pages/.

GNU                               2008-08-05                          ASINH(3)
 

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Gedruckt am: 13.12.2017 10:04 GMT+0100 (2017-12-13T10:04:21+01:00)