Example: Square root (double)

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public static int main (string[] args) {
	//               /----
	// sqrt (4) =  \/  4   = 2
	//

	// Output: ``sqrt (4.0) = 2.000000``
	double res = Math.sqrt (4.0);
	print ("sqrt (4.0) = %lf\n", res);
	return 0;
}

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

See:

• GLib.Math.sqrt

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