How can I create a simple matrix of 4 by 4 using a "for" loop. to make a diagnol of 1's starting from top right to bottom left?

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Not sure where to start this is my second time using MATLAB, thanks!

Answers (3)

Walter Roberson
Walter Roberson on 24 Jan 2013
Hint: the indices sum to 5.

Michael Joslin
Michael Joslin on 24 Jan 2013
Edited: Michael Joslin on 24 Jan 2013
Heres a way to do it without a for loop if your interested:
a = ones(4); a = diag(diag(a)); rot90(a)
This might not be too helpful if all of your other elements are not zero.

Sean de Wolski
Sean de Wolski on 24 Jan 2013
Edited: Sean de Wolski on 24 Jan 2013
I = fliplr(eye(4));

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