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?
Back to basics 7 - Equal NaNs
Angle between Two Vectors
Is the input divisible by 3?
Find last zero for each column
Determine the square root
Generate Golomb's sequence
Fault in our Stars - 02
remove numbers from a string
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