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.
Find the palindrome
Create a two dimensional zero matrix
y equals x divided by 2
Divide by 4
I Plead the Fifth
Rule of mixtures (composites) - lower and upper bounds
Divisible by 5
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