From 2fd035ffd0ce0bc18a673e32d36830154a0f9174 Mon Sep 17 00:00:00 2001
From: Sheehan Olver <solver@mac.com>
Date: Thu, 14 May 2015 10:59:56 +1000
Subject: [PATCH] Fix SumSpace{S,C}*SumSpace{C,S}

---
 src/Spaces/Modifier/ProductSpaceOperators.jl | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/src/Spaces/Modifier/ProductSpaceOperators.jl b/src/Spaces/Modifier/ProductSpaceOperators.jl
index 19a9e9a09..f0719e136 100644
--- a/src/Spaces/Modifier/ProductSpaceOperators.jl
+++ b/src/Spaces/Modifier/ProductSpaceOperators.jl
@@ -199,6 +199,25 @@ end
 
 ## Multiply pieces
 
+function bandinds{S<:SumSpace,SS<:SumSpace}(M::Multiplication{S,SS})
+    a,b=vec(M.f)
+    sp=domainspace(M)
+    bandinds(Multiplication(a,sp)+Multiplication(b,sp))
+end
+function rangespace{S<:SumSpace,SS<:SumSpace}(M::Multiplication{S,SS})
+    a,b=vec(M.f)
+    sp=domainspace(M)
+    rangespace(Multiplication(a,sp)+Multiplication(b,sp))
+end
+function addentries!{S<:SumSpace,SS<:SumSpace}(M::Multiplication{S,SS},A,k)
+    a,b=vec(M.f)
+    sp=domainspace(M)
+    addentries!(Multiplication(a,sp)+Multiplication(b,sp),A,k)
+end
+
+
+
+
 function bandinds{S,SS<:SumSpace}(M::Multiplication{S,SS})
     a,b=vec(domainspace(M))
     Ma=Multiplication(M.f,a)