1. Thoughts on art and life by da vinci leonardo project gutenberg.https://www.gutenberg.org/ebooks/29904. Accessed: 2018‐09‐30.
2. Google search.https://www.google.com/intl/en_uk/search/howsearchworks/. Accessed: 2018‐09‐30.
3. Fisher's iris dataset.https://archive.ics.uci.edu/ml/datasets/iris. Accessed: 2018‐09‐30.
4. Jupyter notebook.http://jupyter.org/. Accessed: 2018‐09‐30.
5. Jupyterq.https://github.com/KxSystems/jupyterq a. Accessed: 2018‐09‐30.