% Practical 3, Subject 3: sub3p3.m
a= [1 2 3 4; 5 6 7 8; 9 10 11 12];
b= ones(3,4)
a+b
a-b
a .* a
c= a>10
whos c
a(c)
floor(rand(5)*6);
x = [1 2 3]
y = [10 20 30]'

x * y 

y * x

