Fix JavaDoc of Vector4d.add() parameters
@@ -748,13 +748,13 @@ public class Vector4d implements Externalizable, Vector4dc {
* Add <code>(x, y, z, w)</code> to this.
*
* @param x
- * the x component to subtract
+ * the x component to add
* @param y
- * the y component to subtract
+ * the y component to add
* @param z
- * the z component to subtract
+ * the z component to add
* @param w
- * the w component to subtract
+ * the w component to add
* @return a vector holding the result
*/
public Vector4d add(double x, double y, double z, double w) {
