Update 2_debye_model_solutions.md

src/2_debye_model_solutions.md

@@ -4,7 +4,7 @@
 
 1, 2, 3. 
 
-Look at the lecture notes.
+See the lecture notes.
 
 4.
 
@@ -24,7 +24,7 @@ For 3D we have that $N = 3\left(\frac{L}{2\pi}\right)^3\int d^3k = 3\left(\frac{
 
 1.
 
-Look at the lecture notes.
+See the lecture notes.
 
 2.