Your test suite doesn't really match the problem statement. The tests require matrices with *exactly* all elements abot the main diagonal to be 0 *and* all elements on or below the main diagonal to be 1.
Additional test cases have been added.
Running this on octave returns the correct results yet the page still says I'm wrong.
function y = triangMatrix(x)
I copied this code from somewhere.
Distance walked 2D
Increment a number, given its digits
Angle between two vectors
Back to basics 21 - Matrix replicating
Convert Hard Drive marketing sizes to actual data sizes
Back to basics 1 - Saving
Back to basics 12 - Input Arguments
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