Python notes for Chem Eng
https://nbviewer.jupyter.org/github/KJ-Williams/CPN-CKN/blob/master/Chapter%203.ipynb
https://nbviewer.jupyter.org/github/KJ-Williams/CPN-CKN/blob/master/Tutorial%2020170911.ipynb
https://nbviewer.jupyter.org/github/KJ-Williams/CPN-CKN/blob/master/Tutorial%2020170905.ipynb