File list (Check if you may need any files):
ch1\exa1_1.m
...\exa1_10.m
...\exa1_11.m
...\exa1_12.m
...\exa1_13.m
...\exa1_14.m
...\exa1_15.m
...\exa1_16.m
...\exa1_17.m
...\exa1_18.m
...\exa1_19.m
...\exa1_2.m
...\exa1_20.m
...\exa1_21.m
...\exa1_22.m
...\exa1_23.m
...\exa1_24.m
...\exa1_25.m
...\exa1_26.m
...\exa1_27.m
...\exa1_28.m
...\exa1_29.m
...\exa1_3.m
...\exa1_30.m
...\exa1_31.m
...\exa1_32.m
...\exa1_33.m
...\exa1_34.m
...\exa1_35.m
...\exa1_36.m
...\exa1_37.m
...\exa1_38.m
...\exa1_39.m
...\exa1_4.m
...\exa1_40.m
...\exa1_41.m
...\exa1_42.m
...\exa1_43.m
...\exa1_44.m
...\exa1_45.m
...\exa1_46_1.m
...\exa1_46_2.m
...\exa1_47.m
...\exa1_48.m
...\exa1_49_1.m
...\exa1_49_2.m
...\exa1_5.m
...\exa1_50.m
...\exa1_51.m
...\exa1_52.m
...\exa1_53.m
...\exa1_6.m
...\exa1_7.m
...\exa1_8.m
...\exa1_9.m
ch1