Write a function to determine whether or not the matrix is a projector. Projector matrices are defined as P^2 = P.
test 8 is not a symmetric matrix, is it a projector matrix?
Sorry about that one. I've removed that test case. I don't know how long it will take for the re-scoring to propagate, though.
Summing Digits within Text
Find common elements in matrix rows
Set some matrix elements to zero
Sum of series V
Calculator spelling - Numbers to Letters
Radiation Heat Transfer — View Factors (3)
Approximation of Pi (vector inputs)
Stress-Strain Properties - 6
Pattern Recognition 2 - Known Unit Length, Various Array Length (including cell arrays)
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