Chap_4\4_10.ps ......\4_11b.ps ......\4_12b.ps ......\4_8b.ps ......\4_8c.ps ......\4_8d.ps ......\4_9b.ps ......\4_9c.ps ......\4_9d.ps ......\batch.m ......\make_plot.m ......\make_rp.m ......\plot_4_10.m ......\plot_4_11a_and_4_12a.m ......\plot_4_11b_and_4_12b.m ......\plot_4_8a_and_4_9a.m ......\plot_4_8b_and_4_9b.m ......\plot_4_8c_and_4_9c.m ......\plot_4_8d_and_4_9d.m ......\steepest_descent.m Chap_4