File list (Check if you may need any files):
main2.m
mydemo.m
myfun.m
mymin.m
timesn.m
tran.m
trdec.m
vdpol.m
wadd.m
charray.m
COMM.m
ex1_1.m
ex1_2.m
ex1_3.m
ex1_4.m
ex2_1.m
ex2_4.m
ex2_11.m
ex2_12.m
ex2_13.m
ex2_14.m
ex2_15.m
ex2_16.m
ex3_1.m
ex3_2.m
ex3_3.m
ex3_4.m
ex3_5.m
ex3_6.m
ex3_7.m
ex3_8.m
ex3_9.m
ex3_10.m
ex3_11.m
ex3_12.m
ex3_13.m
ex3_19.m
ex3_20.m
ex3_21.m
ex3_23.m
ex4_2.m
ex4_3.m
ex5_1.m
ex5_2.m
ex5_3.m
ex5_4.m
ex5_5.m
ex5_6.m
ex5_7.m
ex5_8.m
ex5_9.m
ex5_10.m
ex5_11.m
ex5_12.m
ex5_13.m
ex5_14.m
ex5_15.m
ex5_16.m
ex5_17.m
ex5_18.m
ex5_19.m
ex5_20.m
ex5_21.m
ex5_22.m
ex5_23.m
ex5_24.m
ex5_25.m
ex5_26.m
ex5_27.m
ex6_13.m
ex6_15.m
ex7_1.m
ex7_2.m
ex7_3.m
ex7_4.m
ex7_5.m
ex7_6.m
ex7_7.m
ex8_3.m
ex8_4.m
ex8_7.m
ex10_2.m
ex10_3.m
ex10_4.m
ex10_5.m
ex10_6.m
ex10_7.m
ex10_8.m
ex11_1.m
ex11_2.m
ex11_3.m
ex11_4.m
factor.m
fcircle.m
fesin.m
ffib.m
funt.m
funx.m
fx.m
fxy.m