deletions | additions       diff --git a/layout.md b/layout.md  index 5674b7f..bc5ede9 100644  --- a/layout.md  +++ b/layout.md 
...
regression.tex  discussion.tex  materials.tex  The_goal_of_the.tex  We_distinguish_between_four.tex  enumerate_item_a_URL.tex  In_order_to_detect.tex