Copyright (C) 2000-2012 |
Manpages ACOSHSection: Linux Programmer's Manual (3 )Updated: 1993-06-13 Index Return to Main Contents NAMEacosh - inverse hyperbolic cosine functionSYNOPSIS#include <math.h> double acosh(double x); DESCRIPTIONThe acosh() function calculates the inverse hyperbolic cosine of x; that is the value whose hyperbolic cosine is x. If x is less than 1.0, acosh() returns not-a-number (NaN) and errno is set.ERRORS
CONFORMING TOSVID 3, POSIX, BSD 4.3, ISO 9899SEE ALSOasinh(3), atanh(3), cosh(3), sinh(3), tanh(3)
IndexThis document was created by man2html, using the manual pages. Time: 21:10:02 GMT, April 17, 2024 |