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1 | .\" Copyright 1993 David Metcalfe (david@prism.demon.co.uk) |
| 2 | .\" | |
| 3 | .\" Permission is granted to make and distribute verbatim copies of this | |
| 4 | .\" manual provided the copyright notice and this permission notice are | |
| 5 | .\" preserved on all copies. | |
| 6 | .\" | |
| 7 | .\" Permission is granted to copy and distribute modified versions of this | |
| 8 | .\" manual under the conditions for verbatim copying, provided that the | |
| 9 | .\" entire resulting derived work is distributed under the terms of a | |
| 10 | .\" permission notice identical to this one. | |
| 11 | .\" | |
| 12 | .\" Since the Linux kernel and libraries are constantly changing, this | |
| 13 | .\" manual page may be incorrect or out-of-date. The author(s) assume no | |
| 14 | .\" responsibility for errors or omissions, or for damages resulting from | |
| 15 | .\" the use of the information contained herein. The author(s) may not | |
| 16 | .\" have taken the same level of care in the production of this manual, | |
| 17 | .\" which is licensed free of charge, as they might when working | |
| 18 | .\" professionally. | |
| 19 | .\" | |
| 20 | .\" Formatted or processed versions of this manual, if unaccompanied by | |
| 21 | .\" the source, must acknowledge the copyright and authors of this work. | |
| 22 | .\" | |
| 23 | .\" References consulted: | |
| 24 | .\" Linux libc source code | |
| 25 | .\" Lewine's _POSIX Programmer's Guide_ (O'Reilly & Associates, 1991) | |
| 26 | .\" 386BSD man pages | |
| 27 | .\" Modified 1993-07-24 by Rik Faith (faith@cs.unc.edu) | |
| 28 | .\" Modified 1996-06-08 by aeb | |
| 29 | .\" Modified 2002-07-27 by Walter Harms | |
| 30 | .\" (walter.harms@informatik.uni-oldenburg.de) | |
| 31 | .\" | |
| 32 | .TH SINH 3 2002-07-27 "" "Linux Programmer's Manual" | |
| 33 | .SH NAME | |
| 34 | sinh, sinhf, sinhl \- hyperbolic sine function | |
| 35 | .SH SYNOPSIS | |
| 36 | .nf | |
| 37 | .B #include <math.h> | |
| 38 | .sp | |
| 39 | .BI "double sinh(double " x ); | |
| d39541ec | 40 | .br |
| fea681da | 41 | .BI "float sinhf(float " x ); |
| d39541ec | 42 | .br |
| fea681da MK |
43 | .BI "long double sinhl(long double " x ); |
| 44 | .fi | |
| 45 | .sp | |
| 46 | Link with \-lm. | |
| 47 | .SH DESCRIPTION | |
| 48 | The \fBsinh()\fP function returns the hyperbolic sine of \fIx\fP, which | |
| 2bc2f479 | 49 | is defined mathematically as (exp(x) \- exp(\-x)) / 2. |
| fea681da MK |
50 | .SH "CONFORMING TO" |
| 51 | SVID 3, POSIX, BSD 4.3, ISO 9899 (C99). | |
| 52 | The float and the long double variants are C99 requirements. | |
| 53 | .SH "SEE ALSO" | |
| 54 | .BR acosh (3), | |
| 55 | .BR asinh (3), | |
| 56 | .BR atanh (3), | |
| 57 | .BR cosh (3), | |
| 36268806 | 58 | .BR csinh (3), |
| fea681da | 59 | .BR tanh (3) |