The coordinates of the turning point and the equation of the line of symmetry can be found by writing the quadratic expression in completed square form. Find the equation of the line of symmetry and ...

The Annals of Statistics, Vol. 3, No. 1 (Jan., 1975), pp. 1-14 (14 pages) This paper considers estimates of multidimensional density functions based on a bounded and bandlimited weight function. The ...