Covering some basic topics I haven't seen elsewhere on Cody.
Given an input vector, output true or false whether it is a column vector.
The if statement did not work for x =1.
Their is a function for this already.
I guess this exercise is about learning that this function exists.
Remove the polynomials that have positive real elements of their roots.
Who invented zero?
07 - Common functions and indexing 2
Volume of a box
Back to basics 1 - Saving
Back to basics 16 - byte order
Back to basics 9 - Indexed References
Back to basics 19 - character types
Back to basics 17 - white space
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