TAN(3) BSD Programmer's Manual TAN(3)
tan, tanf - tangent function
libm
#include <math.h>
double
tan(double x);
float
tanf(float x);
The tan() and tanf() functions compute the tangent of x (measured in ra-
dians). A large magnitude argument may yield a result with little or no
significance. For a discussion of error due to roundoff, see math(3).
The tan() function returns the tangent value.
acos(3), asin(3), atan(3), atan2(3), cos(3), cosh(3), math(3), sin(3),
sinh(3), tanh(3)
The tan() function conforms to ANSI X3.159-1989 ("ANSI C").
MirOS BSD #10-current May 2, 1991 1
Generated on 2013-04-27 00:20:00 by $MirOS: src/scripts/roff2htm,v 1.77 2013/01/01 20:49:09 tg Exp $
These manual pages and other documentation are copyrighted by their respective writers;
their source is available at our CVSweb,
AnonCVS, and other mirrors. The rest is Copyright © 2002‒2013 The MirOS Project, Germany.
This product includes material
provided by Thorsten Glaser.
This manual page’s HTML representation is supposed to be valid XHTML/1.1; if not, please send a bug report – diffs preferred.