This one should work for all of the test cases except that you have some numerical precision issues with the last test case. Please replace it with a numerical comparison that takes into account precision (my code is returning numbers with no decimal point but the test code returns something less pretty).
Make a checkerboard matrix
Remove NaN ?
Is this matrix orthogonal?
Find the logic
Matlab Basics - Rounding II
Find the treasures in MATLAB Central and discover how the community can help you!
Select a Web
Choose a web site to get translated content where available and see local events and
offers. Based on
your location, we recommend that you select: .
You can also select a web site from the following list:
Select the China site (in Chinese or English) for best site performance. Other MathWorks country
sites are not optimized for visits from your location.
Contact your local office