updated notes
changed schedule to reflect note chapter changes
fixed tar files
Update Schedule.md
Update homework-3.md
added lecture slides
added pset 1b
updated notes
added lec6 stuff
updated notes
updated notes
updated notes
updated notes
fixed typo in ps-1b
added LM demo
added LM demo
added LM demo
minor fixes to notes
minor notation fixes to SGD section
minor notation typos debugged