cos

Description:

public double cos (double x)

Returns the cosine of x.

Note:

Remember to link the math library: valac -X -lm ...

Example: Cosine (double):

public static int main (string[] args) {
	// Output: ``cos (1.042310) = 0.504227``
	double x = 1.04231;
	double result = Math.cos (x);
	print ("cos (%lf) = %lf\n", x, result);
	return 0;
}

valac --pkg glib-2.0 -X -lm GLib.Math.cos.vala

Parameters:

x	the given in radians.

Namespace: GLib.Math

Package: glib-2.0