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Trigonometric Functions


Function
Trigonometric functions.

Syntax
real acos(real x);
real asin(real x);
real atan(real x);
real cos(real x);
real sin(real x);
real tan(real x);

Returns
acos returns the arc cosine of x.
asin returns the arc sine of x.
atan returns the arc tangent of x.
cos returns the cosine of x.
sin returns the sine of x.
tan returns the tangent of x.

Constants

PI the value of "pi" (3.14...)

Example

real x = PI / 2;
printf("The sine of %f is %f\n", x, sin(x));

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