Update of Lecture Slides

Final update before winter school 2018. Includes some slight upates to lecture slides.

Update of Lecture Slides
Final update before winter school 2018. Includes some slight upates to lecture slides.
d1761135 · Mike Lees · a65a3ec3 · d1761135 · d1761135 · d1761135
Commit d1761135 authored Mar 22, 2018 by Mike Lees
--- a/Lectures/first_class.pdf
+++ b/Lectures/first_class.pdf
--- a/Lectures/second_class.pdf
+++ b/Lectures/second_class.pdf
--- a/Lectures/third_class.pdf
+++ b/Lectures/third_class.pdf