873078.fig.001a
(a)
873078.fig.001b
(b)
873078.fig.001c
(c)
873078.fig.001d
(d)
873078.fig.001e
(e)
873078.fig.001f
(f)
Figure 1: Real and imaginary parts of the zeros of the normalized Bessel polynomials for . They are plotted as functions of for , in gray-level intensity, from lower to higher, according to the value of .