diff --git a/src/FixedSizeArrays.jl b/src/FixedSizeArrays.jl
index 8dfe31a..47a4fdd 100644
--- a/src/FixedSizeArrays.jl
+++ b/src/FixedSizeArrays.jl
@@ -9,12 +9,12 @@ include("core.jl")
 include("functors.jl")
 include("constructors.jl")
 include("mapreduce.jl")
-include("indexing.jl")
-include("ops.jl")
-include("array_of_fixedsize.jl")
-include("conversion.jl")
 
 # put them here due to #JuliaLang/julia#12814
+# needs to be befor indexing and ops, but after constructors
+immutable Mat{Row, Column, T} <: FixedMatrix{Row, Column, T}
+    _::NTuple{Column, NTuple{Row, T}}
+end
 # most common FSA types
 immutable Vec{N, T} <: FixedVector{N, T}
     _::NTuple{N, T}
@@ -23,6 +23,20 @@ immutable Point{N, T} <: FixedVector{N, T}
     _::NTuple{N, T}
 end
 
+include("indexing.jl")
+include("ops.jl")
+include("array_of_fixedsize.jl")
+include("conversion.jl")
+
+
+function show{R,C,T}(io::IO, m::Mat{R,C,T})
+	println(io, typeof(m), "(")
+	for i=1:R
+		println(io, "    ", join(row(m, i), " "))
+	end
+	println(io, ")")
+end
+
 export FixedArray
 export FixedVector
 export FixedMatrix
diff --git a/src/core.jl b/src/core.jl
index ffe7d1f..1ca121f 100644
--- a/src/core.jl
+++ b/src/core.jl
@@ -50,14 +50,4 @@ next(A::FixedArray, state::Integer) 				= (A[state], state+1)
 done(A::FixedArray, state::Integer) 				= length(A) < state
 
 
-immutable Mat{Row, Column, T} <: FixedMatrix{Row, Column, T}
-    _::NTuple{Column, NTuple{Row, T}}
-end
 
-function show{R,C,T}(io::IO, m::Mat{R,C,T})
-	println(io, typeof(m), "(")
-	for i=1:R
-		println(io, "    ", join(row(m, i), " "))
-	end
-	println(io, ")")
-end
diff --git a/src/functors.jl b/src/functors.jl
index d9dedd4..9a4a48b 100644
--- a/src/functors.jl
+++ b/src/functors.jl
@@ -52,9 +52,7 @@ immutable RowFunctor{M}
     mat::M
 end
 call(r::RowFunctor, i::Int) = row(r.mat, i)
-function ctranspose{R, C, T}(a::Mat{R, C, T})
-    Mat(ntuple(RowFunctor(a), Val{R}))
-end
+
 
 
 immutable SetindexFunctor{T <: FixedArray, V, N} <: Func{1}
diff --git a/src/mapreduce.jl b/src/mapreduce.jl
index 077d6a0..db2a292 100644
--- a/src/mapreduce.jl
+++ b/src/mapreduce.jl
@@ -6,9 +6,9 @@ function reduce{FSA <: FixedArray}(f::Func{2}, a::FSA)
     end
     red
 end
-function Base.reduce{R,C,T}(f::Base.Func{2}, a::Mat{R,C,T})
+function Base.reduce(f::Base.Func{2}, a::FixedMatrix)
     red = reduce(f, a.(1)[1])
-    @inbounds for i=2:C
+    @inbounds for i=2:size(a, 2)
         red = f(red, reduce(f, a.(1)[i]))
     end
     red
diff --git a/src/ops.jl b/src/ops.jl
index e005e7e..21e3315 100644
--- a/src/ops.jl
+++ b/src/ops.jl
@@ -61,6 +61,9 @@ for op in binaryOps
     end)
 end
 
+function ctranspose{R, C, T}(a::Mat{R, C, T})
+    Mat(ntuple(RowFunctor(a), Val{R}))
+end
 
 dot{T <: FixedArray}(a::T, b::T) = sum(a.*b)