clc, clear all, close all
v = 8:4:24
v(end) = []
%v1 = v(1:2) or
v1 = v([1 2])
v2 = v(3:4)
A = [v1; v2]
A = A/4     % This is a comment
A = A - 2
figure
x = 0:.1:20;
y1 = x.*cos(x);
y2 = sqrt(x) - log(1 + x);
plot(x, y1, x, y2)
xlabel('x')
ylabel('y')
grid on
B = A.*cos(A) % f(A)
C = sqrt(A) - log(1 + A) % g(A)
D = B + C'