void check_length(const_Vector<T, Block> vec, length_type len) { test_assert(vec.length() == len); test_assert(vec.size() == len); test_assert(vec.size(0) == len); }
T sum(const_Vector<T, Block> v) { // std::cout << "sum(" << Block_name<Block>::name() << ")\n"; T total = T(); for (index_type i=0; i<v.length(); ++i) total += v.get(i); return total; }