Merge branch 'enablingsearch' of...

Merge branch 'enablingsearch' of https://gitlab.kwant-project.org/mathematics-for-quantum-physics/lectures into enablingsearch

docs/2_coordinates.md

 ---
-title: Coordinates
+title: Coordinate systems
 ---
 # 2. Coordinate systems
 

docs/5_operators_QM.md

 ---
-title: Operators quantum mechanics
+title: Operators in quantum mechanics
 ---
 
 # 5. Operators in quantum mechanics

docs/7_differential_equations_1.md

 ---
-title: Differential Equations
+title: Differential Equations: Part 1
 ---
 
 #7. Differential equations: Part 1

docs/8_differential_equations_2.md

 ---
-title: Differential Equations 2
+title: Differential equations: Part 2
 ---
 
 #8. Differential equations: Part 2

docs/scripts/mathjaxhelper.js

 MathJax.Hub.Config({
-  jax: ["input/TeX", "output/SVG"],
+  jax: ["input/TeX", "output/CommonHTML" , "output/SVG"],
   tex2jax: {
     inlineMath: [ ['$','$'] ],
     processEscapes: true

docs/styles/mathjax_overflowfix.css

+.mjx-chtml {
+  overflow-x: auto; /* Horizontally scroll long equations. */
+  overflow-y: hidden;
+}

mkdocs.yml

@@ -53,9 +53,10 @@ markdown_extensions:
 
 extra_css:
   - 'https://use.fontawesome.com/releases/v5.8.1/css/all.css'
+  - 'styles/mathjax_overflowfix.css'
 
 extra_javascript:
-  - 'https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.7/MathJax.js?config=TeX-AMS_HTML'
+  - 'https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.7/MathJax.js?config=TeX-AMS_CHTML'
   - 'scripts/mathjaxhelper.js'
 
 copyright: "Copyright © 2019-2022 Delft University of Technology, CC-BY-SA 4.0."