Why is there a value 4.000000000000001 in the cofactor matrix of problem 4? The matrix is composed entirely of integers, so the cofactors should all be integers as well.
@william .. sorry man-- i overlooked .. i've corrected it now.
sth related to the determinant function- matlab provided that answer. i didn't see that
Why is det(x)*inv(x) not working?
Replace NaNs with the number that appears to its left in the row.
Back to basics 22 - Rotate a matrix
Back to basics 25 - Valid variable names
The End of the World
generate the matrix
Fault in our Stars - 02
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