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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-24 04:52:22 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-24 04:52:22 +0000 |
commit | 7f3caba522f4d24764f29d83aa2de9198bb7f01c (patch) | |
tree | 66b798ea74302325d6a5c11df044cbe4bb845af1 /man3/acos.3 | |
parent | Adding upstream version 6.7. (diff) | |
download | manpages-upstream.tar.xz manpages-upstream.zip |
Adding upstream version 6.8.upstream/6.8upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'man3/acos.3')
-rw-r--r-- | man3/acos.3 | 121 |
1 files changed, 0 insertions, 121 deletions
diff --git a/man3/acos.3 b/man3/acos.3 deleted file mode 100644 index b67d1cd..0000000 --- a/man3/acos.3 +++ /dev/null @@ -1,121 +0,0 @@ -'\" t -.\" Copyright 1993 David Metcalfe (david@prism.demon.co.uk) -.\" and Copyright 2008, Linux Foundation, written by Michael Kerrisk -.\" <mtk.manpages@gmail.com> -.\" -.\" SPDX-License-Identifier: Linux-man-pages-copyleft -.\" -.\" References consulted: -.\" Linux libc source code -.\" Lewine's _POSIX Programmer's Guide_ (O'Reilly & Associates, 1991) -.\" 386BSD man pages -.\" Modified 1993-07-24 by Rik Faith (faith@cs.unc.edu) -.\" Modified 2002-07-25 by Walter Harms -.\" (walter.harms@informatik.uni-oldenburg.de) -.\" -.TH acos 3 2023-10-31 "Linux man-pages 6.7" -.SH NAME -acos, acosf, acosl \- arc cosine function -.SH LIBRARY -Math library -.RI ( libm ", " \-lm ) -.SH SYNOPSIS -.nf -.B #include <math.h> -.P -.BI "double acos(double " x ); -.BI "float acosf(float " x ); -.BI "long double acosl(long double " x ); -.fi -.P -.RS -4 -Feature Test Macro Requirements for glibc (see -.BR feature_test_macros (7)): -.RE -.P -.BR acosf (), -.BR acosl (): -.nf - _ISOC99_SOURCE || _POSIX_C_SOURCE >= 200112L - || /* Since glibc 2.19: */ _DEFAULT_SOURCE - || /* glibc <= 2.19: */ _BSD_SOURCE || _SVID_SOURCE -.fi -.SH DESCRIPTION -These functions calculate the arc cosine of -.IR x ; -that is -the value whose cosine is -.IR x . -.SH RETURN VALUE -On success, these functions return the arc cosine of -.I x -in radians; the return value is in the range [0,\ pi]. -.P -If -.I x -is a NaN, a NaN is returned. -.P -If -.I x -is +1, -+0 is returned. -.P -If -.I x -is positive infinity or negative infinity, -a domain error occurs, -and a NaN is returned. -.P -If -.I x -is outside the range [\-1,\ 1], -a domain error occurs, -and a NaN is returned. -.SH ERRORS -See -.BR math_error (7) -for information on how to determine whether an error has occurred -when calling these functions. -.P -The following errors can occur: -.TP -Domain error: \fIx\fP is outside the range [\-1,\ 1] -.I errno -is set to -.BR EDOM . -An invalid floating-point exception -.RB ( FE_INVALID ) -is raised. -.SH ATTRIBUTES -For an explanation of the terms used in this section, see -.BR attributes (7). -.TS -allbox; -lbx lb lb -l l l. -Interface Attribute Value -T{ -.na -.nh -.BR acos (), -.BR acosf (), -.BR acosl () -T} Thread safety MT-Safe -.TE -.SH STANDARDS -C11, POSIX.1-2008. -.SH HISTORY -C99, POSIX.1-2001. -.P -The variant returning -.I double -also conforms to -C89, SVr4, 4.3BSD. -.SH SEE ALSO -.BR asin (3), -.BR atan (3), -.BR atan2 (3), -.BR cacos (3), -.BR cos (3), -.BR sin (3), -.BR tan (3) |