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a = [5.2; 6.9; 8.8];
b = [5.4; 6.7; 5.8];

c = a + b

v = [4.5 6.1 6.5 3.8 3.9];

v(5)

v(2) = 7.1;

A = [v(2) v(5) v(1)]

w = [6.4 8.6 6.4 1.8 7.9 3.7 4.1];

w(2:6) = 0

w1 = w(3:7)

w2 = [w(1:3) w(5:7)]


z = [7.5; 5.9; 8.1; 6.4; 9.2; 4.3];

p = prod(z)

mn = min(z)

[mx, ind] = max(z)


r = [-4.4 5.1 1.8 -5.3 2.2 4.5];

a = sort(r)

b = sort(r, "descend")

c = sort(abs(r))

[d, ind] = sort(r)


v1 = [1 1 7 -4];
v2 = [-5 2 -9 2];

v1 .* v2

v1 .^ 2

v1 .^ v2

v1 ./ v2

v2 ./ v1

v = [5 2 7 2];

v + 3.6

v - 3.6

v * 2

v / 2