fix ipow bug and anonymous meta string bug

src/include/functional_multi_array.h

@@ -18,7 +18,6 @@ namespace MultiArrayTools
 	    std::vector<typename Index::MetaType> vv(i->range()->size());
 	    for(Index j = (*i); j.pos() != j.max(); ++j){
 		vv[j.pos()] = j.meta();
-		VCHECK(j.meta());
 	    }	    
 	    return MultiArray<typename Index::MetaType, typename Index::RangeType>( i->range(), vv );
 	}

src/include/operation_def.h

@@ -83,9 +83,9 @@ namespace MultiArrayTools
 
     template <size_t N, typename T, class OperationClass>
     auto ipow(const OperationBase<T,OperationClass>& a)
-	-> Operation<T,x_ipow<N>,OperationClass>
+	-> Operation<T,x_ipow<N-1>,OperationClass>
     {
-	return Operation<T,x_ipow<N>,OperationClass>(a.THIS());
+	return Operation<T,x_ipow<N-1>,OperationClass>(a.THIS());
     }
     
 

src/include/ranges/type_map.h

@@ -4,7 +4,7 @@
 
 #include <string>
 #include <vector>
-//#include <iostream>
+#include <iostream>
 
 namespace MultiArrayTools
 {
@@ -24,6 +24,7 @@ namespace MultiArrayTools
     template <typename T>
     inline void stringCat(std::vector<char>& out, const std::vector<T>& in)
     {
+	//for(auto& x: in) { std::cout << x << std::endl; }
 	const char* scp = reinterpret_cast<const char*>(in.data());
 	out.insert(out.end(), scp, scp + in.size() * sizeof(T));
     }
@@ -44,6 +45,7 @@ namespace MultiArrayTools
     template <>
     inline void stringCat<std::string>(std::vector<char>& out, const std::vector<std::string>& in)
     {
+	//for(auto& x: in) { std::cout << x << std::endl; }
 	std::string tmp = "";
 	for(auto& x: in){
 	    tmp += x + '\n';

src/lib/ranges/anonymous_range.cc

@@ -85,12 +85,13 @@ namespace MultiArrayTools
     std::string AnonymousRange::stringMeta(size_t pos) const
     {
 	std::string out = "[ ";
-	size_t xpos = pos;
+	//size_t xpos = pos;
 	for(size_t i = mOrig.size(); i != 0; --i) {
 	    auto& x = mOrig[i-1];
 	    const size_t redpos = pos % x->size();
 	    out = ( (i == mOrig.size()) ? out : out + " , " ) + x->stringMeta(redpos);
-	    xpos -= redpos;
+	    pos -= redpos;
+	    pos /= x->size();
 	}
 	out += " ]";
 	return out;

src/lib/ranges/range_types/null_range.cc

@@ -20,7 +20,6 @@ namespace MultiArrayTools
     {
 	static NullRF nrf; // just that mRInstance is initialized
 	static auto nr = std::dynamic_pointer_cast<NullRange>( nrf.create() );
-	VCHECK(NullRF::mRInstance);
 	return NullRF::mRInstance;
     }