From 3b4db1790008d51f21953a2049ee3c805f7c2267 Mon Sep 17 00:00:00 2001
From: Lars kleyn Winkel <l.kleynwinkel@student.tudelft.nl>
Date: Mon, 10 Feb 2020 11:39:52 +0000
Subject: [PATCH] Update src/solutions/7_Tight-binding_model_sol.md,
 src/7_tight-binding_model_sol.md, mkdocs.yml files

---
 mkdocs.yml                                 | 2 +-
 src/7_tight-binding_model_sol.md           | 7 +++++++
 src/solutions/7_Tight-binding_model_sol.md | 1 +
 3 files changed, 9 insertions(+), 1 deletion(-)
 create mode 100644 src/7_tight-binding_model_sol.md

diff --git a/mkdocs.yml b/mkdocs.yml
index 6158c208..952a5a80 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -34,7 +34,7 @@ nav:
   - Solutions:
     - Einstein model: '1_einstein_model_solutions.md'
     - Debye model: '2_debye_model_solutions.md'
-    - Tight-binding model: '7_Tight-binding_model_sol.md'
+    - Tight-binding model: '7_'
 
 theme:
   name: material
diff --git a/src/7_tight-binding_model_sol.md b/src/7_tight-binding_model_sol.md
new file mode 100644
index 00000000..14eeeffa
--- /dev/null
+++ b/src/7_tight-binding_model_sol.md
@@ -0,0 +1,7 @@
+# Solutions for lecture 7 exercises
+
+### Exercise 1: Lattice vibrations
+
+1.
+Hint: Normal modes have the same function as $$\mathbf{e}_1,\mathbf{e}_2,\mathbf{e}_3$$ in $$\mathbb{R}$$.
+Hint: The lectures concerns atom vibrations 
diff --git a/src/solutions/7_Tight-binding_model_sol.md b/src/solutions/7_Tight-binding_model_sol.md
index a8eb972c..14eeeffa 100644
--- a/src/solutions/7_Tight-binding_model_sol.md
+++ b/src/solutions/7_Tight-binding_model_sol.md
@@ -4,3 +4,4 @@
 
 1.
 Hint: Normal modes have the same function as $$\mathbf{e}_1,\mathbf{e}_2,\mathbf{e}_3$$ in $$\mathbb{R}$$.
+Hint: The lectures concerns atom vibrations 
-- 
GitLab