From cd5339322eb545c0ef0759e56e3de756a86506ea Mon Sep 17 00:00:00 2001
From: Lindsey Heagy <lheagy@eos.ubc.ca>
Date: Thu, 21 Apr 2016 11:00:20 -0700
Subject: [PATCH] sketch of DC

---
 SimPEG/EM/Static/DC/ProblemDC.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/SimPEG/EM/Static/DC/ProblemDC.py b/SimPEG/EM/Static/DC/ProblemDC.py
index f712e036..cc9c1ebb 100644
--- a/SimPEG/EM/Static/DC/ProblemDC.py
+++ b/SimPEG/EM/Static/DC/ProblemDC.py
@@ -83,8 +83,8 @@ class Problem3D_CC(BaseDCProblem):
             return V.T * A
         return A
 
-    def getADeriv():
-        raise NotImplementedError
+    def getADeriv(self, u, v, adjoint= False):
+
 
     def getRHS(self):
         """