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want to generate matrix in matlab.....help me

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13maruf

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i want to generate a (3:N) matrix in matlab where the value will be like this [a0 0 0;a1 a0 0;a2 a1 a0;a3 a2 a1;.........;an an-1 an-2]..........plz help me.......its urgent :(
 

a = [a1, a2,...,an]
b = a;
b(2,:)= [0, a(1: end-1)]
b(3,:)= [0, 0, a(1: end-2)]
B = b'

- b
 
a = [a1, a2,...,an];
b = reshape(a, row, col);
 

bulx said:
a = [a1, a2,...,an]
b = a;
b(2,:)= [0, a(1: end-1)]
b(3,:)= [0, 0, a(1: end-2)]
B = b'


- b
Click to expand...

This code is helpful.But can you give me a code of this by using a for loop??
 

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