Updated .gitignore

Author: localhost433

.gitignore

@@ -27,7 +27,7 @@ build/
 .git/
 .vercel
 
-# Forbidden 
+# Forbidden post entries
 /posts/entries/004-*.md
 /posts/entries/010-*.md
 /posts/entries/011-*.md
@@ -39,14 +39,20 @@ build/
 /posts/entries/018-*.md
 /posts/entries/019-*.md
 
+# Media files
 *.mov
 *.mp3
 
-/notes/courses/*/HW
-/notes/courses/*/Books
-/notes/courses/*/Exam
-/notes/courses/*/syllabus*
-
-# Course
+# Forbidden course materials
+/notes/courses/*/*HW*
+/notes/courses/*/*Book*
+/notes/courses/*/*Exam*
+/notes/courses/*/*code*
+/notes/courses/*/*lecture*
+/notes/courses/*/*reading*
+/notes/courses/*/*exercise*
+/notes/courses/*/*syllabus*
+
+# Hidden courses
 /notes/courses/FYSEM*
 /notes/courses/EXPOS*

js/mathjax.js

@@ -12,6 +12,7 @@ window.MathJax = {
             C: "\\mathbb{C}",
             X: "\\mathbb{X}",
             M: "\\mathcal{M}",
+            E: "\\mathbb{E}",
             im: "\\text{im}",
             rank: "\\text{rank}",
             Span: "\\text{span}",