diff --git a/src/include/base/base.h b/src/include/base/base.h
index 24fe0fe..673041f 100644
--- a/src/include/base/base.h
+++ b/src/include/base/base.h
@@ -1,3 +1,14 @@
+/**
+   
+   File: include/base/base.h
+
+   Include basic headers containing defintions and macros
+   used throughout this library
+
+   Copyright (c) 2022 Christian Zimmermann. All rights reserved.
+   Mail: chizeta@f3l.de
+   
+**/
 
 #ifndef __cxz_base_h__
 #define __cxz_base_h__
diff --git a/src/include/ranges/crange.cc.h b/src/include/ranges/crange.cc.h
new file mode 100644
index 0000000..e5308aa
--- /dev/null
+++ b/src/include/ranges/crange.cc.h
@@ -0,0 +1,34 @@
+
+#ifndef __cxz_crange_cc_h__
+#define __cxz_crange_cc_h__
+
+#include "crange.h"
+
+namespace CNORXZ
+{
+    /*
+    template <class Expr>
+    auto CRange::ifor(SizeT step, Expr ex) const
+	-> For<CIndex,Expr>
+    {
+	return For<CIndex,Expr>(this, step, ex);
+    }
+    */
+    /*
+    template <class Expr>
+    auto CRange::iforh(SizeT step, Expr ex) const
+	-> For<CIndex,Expr,ForType::HIDDEN>
+    {
+
+    }
+
+    template <class Expr>
+    auto CRange::pifor(SizeT step, Expr ex) const
+	-> PFor<CIndex,Expr>
+    {
+    
+    }
+    */
+}
+
+#endif
diff --git a/src/include/ranges/crange.h b/src/include/ranges/crange.h
index 7390030..c98b8c7 100644
--- a/src/include/ranges/crange.h
+++ b/src/include/ranges/crange.h
@@ -1,22 +1,23 @@
 
-#ifndef __cxz_range_type_classic_def__
-#define __cxz_range_type_classic_def__
+#ifndef __cxz_crange_h__
+#define __cxz_crange_h__
 
 #include "base/base.h"
 #include "ranges/index_base.h"
 #include "ranges/range_base.h"
-#include "xfor/for_type.h"
+//#include "xfor/for_type.h"
+#include "xfor/xfor.h"
 
 namespace CNORXZ
 {
-    class CIndex : public IndexInterface<CIndex<MetaType>,SizeT>
+    class CIndex : public IndexInterface<CIndex,SizeT>
     {
     public:
 
-	typedef IndexInterface<CIndex<SizeT>,SizeT> IB;
+	typedef IndexInterface<CIndex,SizeT> IB;
 	typedef CRange RangeType;
 
-	CIndex(const RangePtr& range);
+	CIndex(const RangePtr& range, SizeT pos = 0);
 	
 	CIndex& operator=(SizeT pos);
 	CIndex& operator++();
@@ -40,10 +41,11 @@ namespace CNORXZ
 	SizeT meta() const;
 	CIndex& at(const SizeT& metaPos);
 
-	template <class Expr>
-	auto ifor(SizeT step, Expr ex) const
-	    -> For<CIndex<SizeT>,Expr>;
+	//template <class Expr>
+	//auto ifor(SizeT step, Expr ex) const
+	//    -> For<CIndex,Expr>;
 
+	/*
 	template <class Expr>
 	auto iforh(SizeT step, Expr ex) const
 	    -> For<CIndex<SizeT>,Expr,ForType::HIDDEN>;
@@ -51,7 +53,7 @@ namespace CNORXZ
         template <class Expr>
 	auto pifor(SizeT step, Expr ex) const
 	    -> PFor<CIndex<SizeT>,Expr>;
-        
+	*/
     private:
 	Sptr<RangeType> mRangePtr;
     };
@@ -69,6 +71,7 @@ namespace CNORXZ
 	virtual void make() override;
 
     private:
+	SizeT mSize;
 	RangePtr mRef;
     };
 
@@ -81,11 +84,11 @@ namespace CNORXZ
         
 	friend CRangeFactory;
 
-	virtual SizeT size() const final;
-	virtual SizeT dim() const final;
-	virtual String stringMeta(SizeT pos) const final;
-	virtual IndexType begin() const final;
-	virtual IndexType end() const final;
+	virtual SizeT size() const override final;
+	virtual SizeT dim() const override final;
+	virtual String stringMeta(SizeT pos) const override final;
+	virtual const TypeInfo& type() const override final;
+	virtual const TypeInfo& metaType() const override final;
 
 	SizeT get(SizeT pos) const;
 	SizeT getMeta(SizeT metaPos) const;
@@ -100,7 +103,10 @@ namespace CNORXZ
     };
 
     template <>
-    Sptr<CRange> rangeCast<CRange>(const RangePtr& r);
+    struct RangeCast<CRange>
+    {
+	static Sptr<CRange> func(const RangePtr& r);
+    };
 }
 
 #endif
diff --git a/src/include/ranges/index_base.cc.h b/src/include/ranges/index_base.cc.h
index a3ccfbb..2a25edf 100644
--- a/src/include/ranges/index_base.cc.h
+++ b/src/include/ranges/index_base.cc.h
@@ -50,7 +50,7 @@ namespace CNORXZ
     IndexInterface<I,MetaType>::IndexInterface(SizeT pos) :
 	mPos(pos)
     {
-	mPtrNum = reinterpret_cast<PtrId>(this);
+	mPtrId = reinterpret_cast<PtrId>(this);
     }
 
     template <class I, typename MetaType>
diff --git a/src/include/ranges/index_base.h b/src/include/ranges/index_base.h
index 6cb3852..58cb141 100644
--- a/src/include/ranges/index_base.h
+++ b/src/include/ranges/index_base.h
@@ -61,8 +61,7 @@ namespace CNORXZ
 	{ return THIS().template iforh<Expr>(step,ex); }
 
     private:
-
-	friend I;
+	friend I; // why not protected???!!!
 	
 	// NO DEFAULT CONSTRUCTORS/ASSIGNMENTS!
 	IndexInterface();
@@ -71,8 +70,8 @@ namespace CNORXZ
 	IndexInterface(IndexInterface&& in);
 	IndexInterface& operator=(IndexInterface&& in);
 	IndexInterface(SizeT pos);
+	IndexInterface(SizeT pos, const IndexPtr<I,MetaType>& rel);
 
-	IndexPtr<I,MetaType> mRel = nullptr;
 	SizeT mPos = 0;
 	PtrId mPtrId = 0;
     };
diff --git a/src/include/ranges/mrange.h b/src/include/ranges/mrange.h
index 0368422..ceff746 100644
--- a/src/include/ranges/mrange.h
+++ b/src/include/ranges/mrange.h
@@ -10,7 +10,7 @@
 #include "index_base.h"
 
 #include "range_helper.h"
-#include "multi_range_factory_product_map.h"
+//#include "multi_range_factory_product_map.h"
 
 #include "statics/static_for.h"
 
diff --git a/src/include/ranges/range_base.cc.h b/src/include/ranges/range_base.cc.h
index 8e40a06..ef45d0a 100644
--- a/src/include/ranges/range_base.cc.h
+++ b/src/include/ranges/range_base.cc.h
@@ -18,6 +18,25 @@ namespace CNORXZ
 	return Index(RangePtr(RB::mThis), this->size());
     }
 
+    template <class Range>
+    Sptr<Range> RangeCast<Range>::func(const RangePtr& r)
+    {
+	CXZ_ERROR("cast form '" << r->type().name() << "' to '"
+		  << typeid(Range).name() << "' not available");
+	return nullptr;
+    }
+
+    template <class Range>
+    Sptr<Range> rangeCast(const RangePtr r)
+    {
+	if(typeid(Range) == r->type()) {
+	    return std::dynamic_pointer_cast<Range>(r);
+	}
+	else {
+	    return RangeCast<Range>::func(r);
+	}
+    }
+
 }
 
 #endif
diff --git a/src/include/ranges/range_base.h b/src/include/ranges/range_base.h
index bfaa7b4..c0b625d 100644
--- a/src/include/ranges/range_base.h
+++ b/src/include/ranges/range_base.h
@@ -51,8 +51,8 @@ namespace CNORXZ
 	bool operator==(const RangeBase& in) const;
 	bool operator!=(const RangeBase& in) const;
 
-	virtual TypeInfo type() const = 0;
-	virtual TypeInfo metaType() const = 0;
+	virtual const TypeInfo& type() const = 0;
+	virtual const TypeInfo& metaType() const = 0;
         virtual String stringMeta(SizeT pos) const = 0;
 
         PtrId id() const;
@@ -82,6 +82,12 @@ namespace CNORXZ
 	RangeInterface() = default;
     };
 
+    template <class Range>
+    struct RangeCast
+    {
+	static Sptr<Range> func(const RangePtr& r);
+    };
+    
     template <class Range>
     Sptr<Range> rangeCast(const RangePtr r);
 
diff --git a/src/include/ranges/ranges.cc.h b/src/include/ranges/ranges.cc.h
index 51d721c..89228d1 100644
--- a/src/include/ranges/ranges.cc.h
+++ b/src/include/ranges/ranges.cc.h
@@ -1,2 +1,3 @@
 
 #include "xindex.cc.h"
+#include "crange.cc.h"
diff --git a/src/include/ranges/ranges.h b/src/include/ranges/ranges.h
index 4483373..dd34d31 100644
--- a/src/include/ranges/ranges.h
+++ b/src/include/ranges/ranges.h
@@ -1,9 +1,9 @@
 
-#include "index_base.h"
-#include "multi_range.h"
 #include "range_base.h"
-#include "range_helper.h"
-#include "single_range.h"
+#include "index_base.h"
+//#include "mrange.h"
+//#include "range_helper.h"
+#include "crange.h"
 //#include "subrange.h"
 //#include "value_range.h"
 #include "xindex.h"
diff --git a/src/include/ranges/urange.cc.h b/src/include/ranges/urange.cc.h
index d255da2..701b1cb 100644
--- a/src/include/ranges/urange.cc.h
+++ b/src/include/ranges/urange.cc.h
@@ -13,24 +13,10 @@ namespace CNORXZ
      *    UIndex     *	     
      *****************/
 
-    namespace
-    {
-	template <typename MetaType>
-	Sptr<URange<MetaType>> rc(const RangePtr r)
-	{
-	    if(typeid(URange<MetaType>) == r.type()){
-		return std::dynamic_pointer_cast<URange<MetaType>>(r)
-	    }
-	    else {
-		return rangeCast<URange<MetaType>>(r);
-	    }
-	}
-    }
-    
     template <typename MetaType>
     UIndex<MetaType>::UIndex(const RangePtr& range) :
 	IndexInterface<UIndex<MetaType>,MetaType>(0),
-	mRange(rc<MetaType>(range)),
+	mRange(rangeCast<MetaType>(range)),
 	mMetaPtr(&get(0))
     {}
 
@@ -56,14 +42,14 @@ namespace CNORXZ
     }
 
     template <typename MetaType>
-    int UIndex<MetaType>::pp(std::intptr_t idxPtrNum)
+    Int UIndex<MetaType>::pp(PtrId idxPtrNum)
     {
 	++(*this);
 	return 1;
     }
 
     template <typename MetaType>
-    int UIndex<MetaType>::mm(std::intptr_t idxPtrNum)
+    Int UIndex<MetaType>::mm(PtrId idxPtrNum)
     {
 	--(*this);
 	return 1;
@@ -89,7 +75,7 @@ namespace CNORXZ
     }
 
     template <typename MetaType>
-    size_t UIndex<MetaType>::dim() // = 1
+    size_t UIndex<MetaType>::dim() const // = 1
     {
 	return 1;
     }
@@ -101,7 +87,7 @@ namespace CNORXZ
     }
 
     template <typename MetaType>
-    size_t UIndex<MetaType>::getStepSize(size_t n)
+    size_t UIndex<MetaType>::getStepSize(SizeT n)
     {
 	return 1;
     }
@@ -131,9 +117,9 @@ namespace CNORXZ
     }
 
     
-    /********************
-     *   SingleRange    *
-     ********************/
+    /**********************
+     *   URangeFactory    *
+     **********************/
 
     template <typename MetaType>
     URangeFactory<MetaType>::URangeFactory(const Vector<MetaType>& space) :
@@ -165,9 +151,9 @@ namespace CNORXZ
 	}
     }
     
-    /********************
-     *   SingleRange    *
-     ********************/
+    /***************
+     *   URange    *
+     ***************/
     
     template <typename MetaType>
     URange<MetaType>::URange(const Vector<MetaType>& space) :
@@ -191,7 +177,7 @@ namespace CNORXZ
 
         
     template <typename MetaType>
-    const MetaType& URange<MetaType>::get(size_t pos) const
+    const MetaType& URange<MetaType>::get(SizeT pos) const
     {
 	return mSpace[pos];
     }
@@ -226,7 +212,7 @@ namespace CNORXZ
     typename URange<MetaType>::IndexType URange<MetaType>::begin() const
     {
 	UIndex<MetaType> i( std::dynamic_pointer_cast<URange<MetaType> >
-			       ( std::shared_ptr<RangeBase>( RB::mThis ) ) );
+			       ( RangePtr( RB::mThis ) ) );
 	i = 0;
 	return i;
     }
@@ -235,7 +221,7 @@ namespace CNORXZ
     typename URange<MetaType>::IndexType URange<MetaType>::end() const
     {
 	UIndex<MetaType> i( std::dynamic_pointer_cast<URange<MetaType> >
-			       ( std::shared_ptr<RangeBase>( RB::mThis ) ) );
+			       ( RangePtr( RB::mThis ) ) );
 	i = this->size();
 	return i;
     }
@@ -245,11 +231,12 @@ namespace CNORXZ
      *******************/
 
     template <typename MetaType>
-    Sptr<URange<MetaType>> rangeCast<URange<MetaType>>(const RangePtr& r)
+    Sptr<URange<MetaType>> RangeCast<URange<MetaType>>::func(const RangePtr& r)
     {
 	CXZ_ERROR("to be implemented...");
 	return nullptr;
     }
+    
 }
 
 #endif
diff --git a/src/include/ranges/urange.h b/src/include/ranges/urange.h
index f62ca3b..073f519 100644
--- a/src/include/ranges/urange.h
+++ b/src/include/ranges/urange.h
@@ -109,7 +109,10 @@ namespace CNORXZ
     };
 
     template <typename MetaType>
-    Sptr<URange<MetaType>> rangeCast<URange<MetaType>>(const RangePtr& r);
+    struct RangeCast<URange<MetaType>>
+    {
+	static Sptr<URange<MetaType>> func(const RangePtr& r);
+    };
 }
 
 #endif
diff --git a/src/lib/CMakeLists.txt b/src/lib/CMakeLists.txt
index 1a50051..59dcfe0 100644
--- a/src/lib/CMakeLists.txt
+++ b/src/lib/CMakeLists.txt
@@ -2,14 +2,9 @@
 set(libcnorxz_a_SOURCES
   ${CMAKE_SOURCE_DIR}/src/lib/ranges/range_base.cc
   ${CMAKE_SOURCE_DIR}/src/lib/ranges/yindex.cc
+  ${CMAKE_SOURCE_DIR}/src/lib/ranges/crange.cc
   )
 
-file(GLOB cc_files "${CMAKE_SOURCE_DIR}/src/lib/ranges/range_types/*.cc")
-foreach(ccfile ${cc_files})
-  set(libcnorxz_a_SOURCES ${libcnorxz_a_SOURCES}
-    ${ccfile})
-endforeach(ccfile)
-
 add_library(cnorxz_obj OBJECT
   ${libcnorxz_a_SOURCES}
   )
diff --git a/src/lib/ranges/crange.cc b/src/lib/ranges/crange.cc
new file mode 100644
index 0000000..6247cf1
--- /dev/null
+++ b/src/lib/ranges/crange.cc
@@ -0,0 +1,181 @@
+
+#include "ranges/ranges.h"
+
+namespace CNORXZ
+{
+    /***************
+     *   CIndex    *
+     ***************/
+
+    CIndex::CIndex(const RangePtr& range, SizeT pos) :
+	IndexInterface<CIndex,SizeT>(pos), mRangePtr(rangeCast<RangeType>(range))
+    {}
+
+    CIndex& CIndex::operator=(SizeT pos)
+    {
+	IB::mPos = pos;
+	return *this;
+    }
+    
+    CIndex& CIndex::operator++()
+    {
+	++IB::mPos;
+	return *this;
+    }
+    
+    CIndex& CIndex::operator--()
+    {
+	--IB::mPos;
+	return *this;
+    }
+    
+    CIndex CIndex::operator+(Int n) const
+    {
+	return CIndex(mRangePtr, IB::mPos + n);
+    }
+    
+    CIndex CIndex::operator-(Int n) const
+    {
+	return CIndex(mRangePtr, IB::mPos - n);
+    }
+    
+    CIndex& CIndex::operator+=(Int n)
+    {
+	IB::mPos += n;
+	return *this;
+    }
+    
+    CIndex& CIndex::operator-=(Int n)
+    {
+	IB::mPos -= n;
+	return *this;
+    }
+
+    SizeT CIndex::operator*() const
+    {
+	return IB::mPos;
+    }
+    
+    SizeT CIndex::operator->() const
+    {
+	return IB::mPos; // check if this makes sense!!!
+    }
+	
+    Int CIndex::pp(PtrId idxPtrNum)
+    {
+	++(*this);
+	return 1;
+    }
+    
+    Int CIndex::mm(PtrId idxPtrNum)
+    {
+	--(*this);
+	return 1;
+    }
+
+    SizeT CIndex::dim() const // = 1
+    {
+	return 1;
+    }
+    
+    Sptr<CIndex::RangeType> CIndex::range() const
+    {
+	return mRangePtr;
+    }
+    
+    SizeT CIndex::getStepSize(SizeT n) const
+    {
+	return 1;
+    }
+
+    String CIndex::stringMeta() const
+    {
+	return toString(IB::mPos);
+    }
+    
+    SizeT CIndex::meta() const
+    {
+	return IB::mPos;
+    }
+    
+    CIndex& CIndex::at(const SizeT& metaPos)
+    {
+	IB::mPos = metaPos;
+	return *this;
+    }
+    
+    
+    /***************
+     *   CRange    *
+     ***************/
+
+    CRangeFactory::CRangeFactory(SizeT size) :
+	mSize(size) {}
+
+    CRangeFactory::CRangeFactory(SizeT size, RangePtr ref) :
+	mSize(size), mRef(ref) {}
+
+    void CRangeFactory::make()
+    {
+	if(mRef != nullptr) {
+	    mProd = this->fromCreated(typeid(oType), {mRef->id()});
+	}
+	if(mProd == nullptr){
+	    RangePtr key = mProd = std::shared_ptr<oType>
+		( new CRange( mSize ) );
+	    if(mRef != nullptr) { key = mRef; }
+	    this->addToCreated(typeid(oType), { key->id() }, mProd);
+	}
+    }
+    
+    /***************
+     *   CRange    *
+     ***************/
+
+    CRange::CRange(SizeT size) : mSize(size) {}
+    
+    SizeT CRange::get(SizeT pos) const
+    {
+	return pos;
+    }
+    
+    SizeT CRange::getMeta(SizeT metaPos) const
+    {
+	return metaPos;
+    }
+    
+    SizeT CRange::size() const
+    {
+	return mSize;
+    }
+    
+    SizeT CRange::dim() const
+    {
+	return 1;
+    }
+
+    std::string CRange::stringMeta(SizeT pos) const
+    {
+	return toString(pos);
+    }
+
+    const TypeInfo& CRange::type() const
+    {
+	return typeid(CRange);
+    }
+
+    const TypeInfo& CRange::metaType() const
+    {
+	return typeid(SizeT);
+    }
+
+    /*******************
+     *   Range Casts   *
+     *******************/
+
+    Sptr<CRange> RangeCast<CRange>::func(const RangePtr& r)
+    {
+	return std::dynamic_pointer_cast<CRange>( CRangeFactory(r->size(), r).create() );
+    }
+}
+
diff --git a/src/lib/ranges/range_types/null_range.cc b/src/lib/ranges/nrange.cc
similarity index 100%
rename from src/lib/ranges/range_types/null_range.cc
rename to src/lib/ranges/nrange.cc
diff --git a/src/lib/ranges/range_base.cc b/src/lib/ranges/range_base.cc
index a346769..21a4436 100644
--- a/src/lib/ranges/range_base.cc
+++ b/src/lib/ranges/range_base.cc
@@ -12,8 +12,10 @@ namespace CNORXZ
     
     RangePtr RangeFactoryBase::create()
     {
-	this->make();
-	mProd->mThis = mProd;
+	if(not mProd) {
+	    this->make();
+	    mProd->mThis = mProd;
+	}
 	return mProd;
     }	
 
diff --git a/src/lib/ranges/range_types/classic_range.cc b/src/lib/ranges/range_types/classic_range.cc
deleted file mode 100644
index 73a0a22..0000000
--- a/src/lib/ranges/range_types/classic_range.cc
+++ /dev/null
@@ -1,116 +0,0 @@
-
-#include "ranges/rheader.h"
-#include "ranges/x_to_string.h"
-#include "ranges/ranges_header.cc.h"
-
-namespace CNORXZ
-{
-    /********************
-     *   GenSingleRange    *
-     ********************/
-    
-    GenSingleRangeFactory<size_t,SpaceType::NONE,MUI>::GenSingleRangeFactory(size_t size)
-    {
-	// Quasi Singleton
-	if(not mProd){
-	    mProd = std::shared_ptr<oType>( new GenSingleRange<size_t,SpaceType::NONE,MUI>(size) );
-	    setSelf();
-	}
-    }
-
-    std::shared_ptr<RangeBase> GenSingleRangeFactory<size_t,SpaceType::NONE,MUI>::create()
-    {
-	return mProd;
-    }
-    
-    /********************
-     *   GenSingleRange    *
-     ********************/
-
-    GenSingleRange<size_t,SpaceType::NONE,MUI>::GenSingleRange(size_t size) : mSize(size) {}
-    
-    size_t GenSingleRange<size_t,SpaceType::NONE,MUI>::get(size_t pos) const
-    {
-	return pos;
-    }
-    
-    size_t GenSingleRange<size_t,SpaceType::NONE,MUI>::getMeta(size_t metaPos) const
-    {
-	return metaPos;
-    }
-    
-    size_t GenSingleRange<size_t,SpaceType::NONE,MUI>::size() const
-    {
-	return mSize;
-    }
-    
-    size_t GenSingleRange<size_t,SpaceType::NONE,MUI>::dim() const
-    {
-	return 1;
-    }
-
-    SpaceType GenSingleRange<size_t,SpaceType::NONE,MUI>::spaceType() const
-    {
-	return SpaceType::NONE;
-    }
-
-    vector<size_t> GenSingleRange<size_t,SpaceType::NONE,MUI>::typeNum() const
-    {
-        return {NumTypeMap<size_t>::num()};
-    }
-    
-    size_t GenSingleRange<size_t,SpaceType::NONE,MUI>::cmeta(char* target, size_t pos) const
-    {
-        *reinterpret_cast<size_t*>(target) = pos;
-        return sizeof(size_t);
-    }
-
-    size_t GenSingleRange<size_t,SpaceType::NONE,MUI>::cmetaSize() const
-    {
-        return sizeof(size_t);
-    }
-
-    std::string GenSingleRange<size_t,SpaceType::NONE,MUI>::stringMeta(size_t pos) const
-    {
-	return std::to_string(get(pos));
-    }
-
-    vector<char> GenSingleRange<size_t,SpaceType::NONE,MUI>::data() const
-    {
-	DataHeader h = dataHeader();
-	vector<char> out;
-	out.reserve(h.metaSize + sizeof(DataHeader));
-	char* hcp = reinterpret_cast<char*>(&h);
-	out.insert(out.end(), hcp, hcp + sizeof(DataHeader));
-	const char* scp = reinterpret_cast<const char*>(&mSize);
-	out.insert(out.end(), scp, scp + h.metaSize);
-	return out;
-    }
-
-    DataHeader GenSingleRange<size_t,SpaceType::NONE,MUI>::dataHeader() const
-    {
-	DataHeader h;
-	h.spaceType = static_cast<int>( SpaceType::NONE );
-	h.metaSize = sizeof(size_t);
-	h.multiple = 0;
-        return h;
-    }
-
-    
-    typename GenSingleRange<size_t,SpaceType::NONE,MUI>::IndexType GenSingleRange<size_t,SpaceType::NONE,MUI>::begin() const
-    {
-	GenSingleIndex<size_t,SpaceType::NONE,MUI> i( std::dynamic_pointer_cast<GenSingleRange<size_t,SpaceType::NONE,MUI> >
-			       ( std::shared_ptr<RangeBase>( RB::mThis ) ) );
-	i = 0;
-	return i;
-    }
-    
-    typename GenSingleRange<size_t,SpaceType::NONE,MUI>::IndexType GenSingleRange<size_t,SpaceType::NONE,MUI>::end() const
-    {
-	GenSingleIndex<size_t,SpaceType::NONE,MUI> i( std::dynamic_pointer_cast<GenSingleRange<size_t,SpaceType::NONE,MUI> >
-			       ( std::shared_ptr<RangeBase>( RB::mThis ) ) );
-	i = size();
-	return i;
-    }
-}
-