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.
The sum of the numbers in the vector
03 - Matrix Variables 6
Side of an equilateral triangle
Compare two input matrices
Back to basics 14 - Keywords
Valid Chess Moves
Back to basics 6 - Column Vector
Back to basics 15 - Benchmark
Convert Hard Drive marketing sizes to actual data sizes
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