cos(3M)

NAME | SYNOPSIS | API RESTRICTIONS | DESCRIPTION | RETURN VALUES | ATTRIBUTES | SEE ALSO | STANDARDS

NAME

cos- cosine function

SYNOPSIS

$(NUCLEUS_DIR)/lib/libm.a
#include <math.h>

double cos(double x);

API RESTRICTIONS

The function or functions documented here may not be used safely in all application contexts with all APIs provided in the ChorusOS 5.0 product.

See API(5FEA) for details.

DESCRIPTION

The cos() function computes the cosine of x (measured in radians). A large magnitude argument may yield a result with little or no significance. For information about errors due to rounding off, see Intro(3M).

RETURN VALUES

The cos() function returns the cosine value.

ATTRIBUTES

See attributes(5) for descriptions of the following attributes:

ATTRIBUTE TYPE	ATTRIBUTE VALUE
Interface Stability	Evolving

SEE ALSO

sin(3M), tan(3M), asin(3M), acos(3M), atan(3M), atan2(3M), sinh(3M), cosh(3M), tanh(3M), Intro(3M)

STANDARDS

The cos() function conforms to ANSI-C.

ChorusOS 5.0  Last Revised December 2001

NAME | SYNOPSIS | API RESTRICTIONS | DESCRIPTION | RETURN VALUES | ATTRIBUTES | SEE ALSO | STANDARDS