From abd4f47dfcb863579e1b9034bfdddbb3e1e3e4e1 Mon Sep 17 00:00:00 2001
From: rowanc1 <rowan@visiblegeology.com>
Date: Sun, 16 Feb 2014 18:39:14 -0800
Subject: [PATCH] bug fix.

---
 SimPEG/Mesh/InnerProducts.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/SimPEG/Mesh/InnerProducts.py b/SimPEG/Mesh/InnerProducts.py
index 86afecaf..17747f10 100644
--- a/SimPEG/Mesh/InnerProducts.py
+++ b/SimPEG/Mesh/InnerProducts.py
@@ -147,8 +147,8 @@ class InnerProducts(object):
             V1 = sdiag(v)  # We will multiply on each side to keep symmetry
 
             Px = _getFacePx(M)
-            P000 = V2*Px('fXm')
-            P100 = V2*Px('fXp')
+            P000 = V1*Px('fXm')
+            P100 = V1*Px('fXp')
         elif M.dim == 2:
             # Square root of cell volume multiplied by 1/4
             v = np.sqrt(0.25*M.vol)