TANL(3P)
β¨ TANL(3P) β¨ β it's the POSIX Programmer's Manual bestie, and we're doing tanl today π
π« PROLOG π«
okay so real talk before we get into it: this page is part of the POSIX Programmer's Manual. the Linux implementation of this interface may differ β so like, go check the corresponding Linux manual page for the deets on Linux behavior. or honestly? the interface might not even be implemented on Linux at all. π vibe check accordingly.
πΈ NAME πΈ
tanl β tangent function. that's it. that's the whole name. short, sweet, iconic. π
π¦ SYNOPSIS π¦
#include <math.h>
long double tanl(long double x);
look at her. one include, one function, long double in, long double out. no notes. π
π DESCRIPTION π
refer to tan(). yeah bestie that's literally the whole thing β this is the long double version of tan, and the full lore lives over in the tan() page. go read that one, it's the main character. β¨
π COPYRIGHT π
okay legal moment, stay with me, this part matters:
Portions of this text are reprinted and reproduced in electronic form from IEEE Std 1003.1-2017, Standard for Information Technology -- Portable Operating System Interface (POSIX), The Open Group Base Specifications Issue 7, 2018 Edition, Copyright (C) 2018 by the Institute of Electrical and Electronics Engineers, Inc and The Open Group.
and here's the serious bit π«Ά: in the event of any discrepancy between this version and the original IEEE and The Open Group Standard, the original IEEE and The Open Group Standard is the referee document. like, that's the one that counts. periodt. the original Standard can be obtained online at http://www.opengroup.org/unix/online.html .
Any typographical or formatting errors that appear in this page are most likely to have been introduced during the conversion of the source files to man page format. To report such errors, see https://www.kernel.org/doc/man-pages/reporting_bugs.html .
π and that's the whole page, bestie. no cap, no extra flags, no hidden options β tanl is a simple girl and we love her for it.
soooo yeah, this one came to you straight from IEEE/The Open Group, dated 2017. thanks for reading my little manpage rant, mwah π§π
π¦ where this page comes from
- alpine 3.22: man-pages-posix 2017a-r0 Β· custom
- alpine 3.23: man-pages-posix 2017a-r0 Β· custom
- alpine 3.24: man-pages-posix 2017a-r0 Β· custom
- arch rolling: man-pages 6.19-1
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- nixpkgs unstable: man-pages-posix 2017a
- opensuse-leap 16.0: man-pages-posix 2017a-160000.4.1 Β· SUSE-IEEE
- π girlified by deepseek-ai/DeepSeek-V4.1-Flash on : a language model's rewrite of the original, under its terms