update

2017-11-27 20:42:32 +00:00 · 2017-11-27 20:42:32 +00:00 · 1631b2f7c1
commit 1631b2f7c1
parent 3e2164c135
1 changed files with 5 additions and 0 deletions
--- a/Questions.txt
+++ b/Questions.txt
@ -38,6 +38,11 @@ contrib_one = True

 + Solve equation \frac{d^2 u}{dx^2}-x\frac{du}{dx}+u=0

+	 d^(2) * u			d * u
+F: ------------- -x * ---------- + u = 0
+	   dx^2				d * x
+          
+
 -------------------------------------------------------
 #08
 Perfect.