From c89d675a1967948b817c45fd91eb2e80d3bc6e99 Mon Sep 17 00:00:00 2001
From: joshuab <>
Date: Wed, 30 Jun 2010 20:35:13 +0000
Subject: changed cr problem

---
 Problem Set 1.page | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'Problem Set 1.page')

diff --git a/Problem Set 1.page b/Problem Set 1.page
index b545fd4..91d2a30 100644
--- a/Problem Set 1.page	
+++ b/Problem Set 1.page	
@@ -4,9 +4,9 @@
 
 - Show that every nonzero complex number has exactly $3$ cube roots.  What are the cube roots of $i$?  Draw them in the complex plane.
 
-- Show that the Cauchy-Riemann equations are equivalent to the following PDE:
+- Show that the Cauchy-Riemann equations for $f=u+iv$ are equivalent to the following PDE:
 
-      $df/dx + i df/dy = 0$
+      $\frac{\partial f}{\partial x} + i \frac{\partial f}{\partial y} = 0$
 
   You might want to use this fact in the problems below, though it's not necessary.
 
-- 
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