1 .\" Copyright 1993 David Metcalfe (david@prism.demon.co.uk)
2 .\" and Copyright 2008, Linux Foundation, written by Michael Kerrisk
3 .\" <mtk.manpages@gmail.com>
5 .\" %%%LICENSE_START(VERBATIM)
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10 .\" Permission is granted to copy and distribute modified versions of this
11 .\" manual under the conditions for verbatim copying, provided that the
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13 .\" permission notice identical to this one.
15 .\" Since the Linux kernel and libraries are constantly changing, this
16 .\" manual page may be incorrect or out-of-date. The author(s) assume no
17 .\" responsibility for errors or omissions, or for damages resulting from
18 .\" the use of the information contained herein. The author(s) may not
19 .\" have taken the same level of care in the production of this manual,
20 .\" which is licensed free of charge, as they might when working
23 .\" Formatted or processed versions of this manual, if unaccompanied by
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27 .\" References consulted:
28 .\" Linux libc source code
29 .\" Lewine's _POSIX Programmer's Guide_ (O'Reilly & Associates, 1991)
31 .\" Modified 1993-07-24 by Rik Faith (faith@cs.unc.edu)
32 .\" Modified 2002-07-27 by Walter Harms
33 .\" (walter.harms@informatik.uni-oldenburg.de)
35 .TH SIN 3 2021-03-22 "" "Linux Programmer's Manual"
37 sin, sinf, sinl \- sine function
42 .BI "double sin(double " x );
43 .BI "float sinf(float " x );
44 .BI "long double sinl(long double " x );
50 Feature Test Macro Requirements for glibc (see
51 .BR feature_test_macros (7)):
57 _ISOC99_SOURCE || _POSIX_C_SOURCE >= 200112L
58 || /* Since glibc 2.19: */ _DEFAULT_SOURCE
59 || /* Glibc <= 2.19: */ _BSD_SOURCE || _SVID_SOURCE
62 These functions return the sine of
69 On success, these functions return the sine of
74 is a NaN, a NaN is returned.
78 is positive infinity or negative infinity,
79 a domain error occurs,
80 and a NaN is returned.
82 .\" POSIX.1 allows an optional range error for subnormal x
83 .\" glibc 2.8 doesn't do this
87 for information on how to determine whether an error has occurred
88 when calling these functions.
90 The following errors can occur:
92 Domain error: \fIx\fP is an infinity
97 An invalid floating-point exception
101 For an explanation of the terms used in this section, see
109 Interface Attribute Value
114 T} Thread safety MT-Safe
120 C99, POSIX.1-2001, POSIX.1-2008.
122 The variant returning
127 Before version 2.10, the glibc implementation did not set
128 .\" http://sources.redhat.com/bugzilla/show_bug.cgi?id=6781
132 when a domain error occurred.