We will start discussing DNN and transformers.  See link.   Recommended book on the topic link.

 How can ERM be fooled - How can ERM be fooled? - YouTube

 Decision making - Decision making - YouTube

ML testing - random variable empirical distribution 

https://eitanfarchiml.blogspot.com/ 

 Interesting article on the use or lack of use of the scientific method by data science -  https://opendatascience.com/the-crisis-of-bad-data-science-and-what-we-can-do-to-avert-it/

 We will continue our discussion of optimization see - https://www.overleaf.com/read/zppqchcctnwf appendix A.1

Also added two exercises to the appendix. 

Guy presented the solution to exercise 2.3.1.   You can view the exercise here https://www.overleaf.com/read/zppqchcctnwf   Clicking on the exercise will get you to a notebook where you can run the solution.