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help with magic matrix

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asaf omer
asaf omer 2019-7-4
评论： KALYAN ACHARJYA 2019-7-4
hola,
magic matrix is a matrix that the sum of every row and every column and the main secondery diagonal is simmilar.
i need to write a function that gets a number n and return a squre magic matrix in this size if there is one and otherwise returns the number 0.

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回答（1 个）

Chirag Nighut
Chirag Nighut 2019-7-4
编辑：Chirag Nighut 2019-7-4
It is proved that there exist magic squares for any n >=3 (cf. L.Bieberbach).
function ret = getMagicMatrix()
prompt = 'Enter n ';
n = input(prompt)
if n<3
ret = 0;
return;
end
ret = magic(n);
end

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