diff --git a/bin/main.cpp b/bin/main.cpp
index e8c3aff..18ecd2b 100644
--- a/bin/main.cpp
+++ b/bin/main.cpp
@@ -72,7 +72,7 @@ int main(int argc, char *argv[])
 
   {// ex: matrix
     hack::matrix<int, 3> m_int;
-    hack::matrix<int, 3> m_int_c;
+    hack::matrix<int, 3> m_int_c { { 2, 3, 4, 123 }, { 0, 2, 4, 555 } };
     hack::matrix<float, 3> m_float;
 
     m_int[0][0][0] = 123;
@@ -86,9 +86,25 @@ int main(int argc, char *argv[])
 
     hack::log()("m_int", i); 
     hack::log()("m_float", f);
+    hack::log()("empty", m_float[123][22][33]);
 
     hack::log("")("compare (true): ", m_int == m_int_c);
     hack::log("")("compare (false): ", m_int == m_float);
     hack::log("")(m_int);
+    hack::log("")(m_int_c);
+
+    auto m_moved {std::forward<hack::matrix<int, 3>>(m_int_c)};
+    hack::log("")("moved data: ", m_moved);
+
+    m_int = std::forward<hack::matrix<int, 3>>(m_int_c);
+    hack::log("")("moved data: ", m_int);
+
+    hack::matrix<int, 3> m_int_d = m_int; 
+    hack::log("")("copy data: ", m_int_d);
+
+    hack::matrix<int, 3> m_int_cd { { 2, 3, 4, 3 }, { 0, 2, 4, 5 } };
+    hack::log("")("copy data: ", m_int_cd);
+    m_int_cd = m_int;
+    hack::log("")("copy data: ", m_int_cd);
   }
 }
diff --git a/bin/meson.build b/bin/meson.build
index ab8253e..c55d514 100644
--- a/bin/meson.build
+++ b/bin/meson.build
@@ -5,6 +5,7 @@ deps += string_dep
 deps += range_dep
 deps += container_dep
 deps += logger_dep
+deps += vector_dep
 deps += matrix_dep
 
 executable(
diff --git a/src/concepts/concepts.hpp b/src/concepts/concepts.hpp
index 791fbf4..2fb8ead 100644
--- a/src/concepts/concepts.hpp
+++ b/src/concepts/concepts.hpp
@@ -10,25 +10,22 @@ namespace hack::concepts
 {
   template<typename T>
   concept is_sequence_container = std::same_as<T, std::vector<typename T::value_type>> || 
-    std::same_as<T, std::list<typename T::value_type>>;
+                                  std::same_as<T, std::list<typename T::value_type>>;
 
   template<typename T>
-  concept is_tuple = requires (T t)
-  { 
-    std::tuple_cat(t, std::make_tuple(1, "tuple"));
-  };
+  concept is_tuple = requires (T t) { std::tuple_cat(t, std::make_tuple(1, "tuple")); };
 
   template<typename T>
   concept is_string = std::is_convertible_v<T, std::string_view>;
 
   template<typename T>
   concept is_map = std::same_as<T, std::map<typename T::key_type, typename T::mapped_type, typename T::key_compare, typename T::allocator_type>> ||
-    std::same_as<T, std::unordered_map<typename T::key_type, typename T::mapped_type, typename T::hasher, typename T::key_equal, typename T::allocator_type>>;
+                   std::same_as<T, std::unordered_map<typename T::key_type, typename T::mapped_type, typename T::hasher, typename T::key_equal, typename T::allocator_type>>;
 
   template<typename T>
   concept not_defined = !std::enable_if_t<!(std::integral<T> || 
-                                          is_sequence_container<T> || 
-                                          is_map<T> || 
-                                          is_tuple<T> || 
-                                          is_string<T>), bool>() ==  true;
+                                            is_sequence_container<T> || 
+                                            is_map<T> || 
+                                            is_tuple<T> || 
+                                            is_string<T>), bool>() ==  true;
 }
diff --git a/src/matrix/matrix.hpp b/src/matrix/matrix.hpp
index 2244abd..cf292c7 100644
--- a/src/matrix/matrix.hpp
+++ b/src/matrix/matrix.hpp
@@ -67,9 +67,34 @@ namespace hack
   template<typename T, std::size_t dimensions>
   class matrix
   {
+    using index_t = typename matrix_utils::generate_tuple<std::size_t, dimensions>::type;    
+    using vector_t = decltype(std::tuple_cat(index_t{}, std::make_tuple(T{})));
+    using index_data_t = std::vector<vector_t>;
+
     public:
-      matrix() : local_storage_ { new index_data{} } { }
+      matrix() noexcept : local_storage_ { new index_data{} } { }
+      matrix(std::initializer_list<vector_t> l) noexcept : local_storage_ { new index_data{} } 
+      { 
+        local_storage_->values.insert(local_storage_->values.end(), l.begin(), l.end());
+      }
+      matrix(matrix& mt) noexcept : local_storage_ { mt.local_storage_ } { }
+      matrix(matrix&& mt) noexcept : local_storage_ { mt.local_storage_ } { }
       
+      matrix& operator=(matrix&& mt)
+      {
+        if (this == &mt) return *this;
+        local_storage_.reset();
+        local_storage_ = mt.local_storage_;
+        return *this;
+      }
+
+      matrix& operator=(const matrix& mt)
+      {
+        if (this == &mt) return *this;
+        local_storage_ = mt.local_storage_;
+        return *this;
+      }
+
       auto operator[](std::size_t index)
       {
         return matrix_utils::proxy<T, index_data, std::tuple<std::size_t>>{ local_storage_, std::make_tuple(index) };
@@ -113,9 +138,6 @@ namespace hack
     private:
       struct index_data
       {
-        using index_t = typename matrix_utils::generate_tuple<std::size_t, dimensions>::type;    
-        using index_data_t = std::vector<decltype(std::tuple_cat(index_t{}, std::make_tuple(T{})))>;
-
         void set_value(const index_t& index, const T& v)
         {
           auto value = std::tuple_cat(index, std::make_tuple(v));
diff --git a/src/meson.build b/src/meson.build
index fa109f7..d03308e 100644
--- a/src/meson.build
+++ b/src/meson.build
@@ -7,4 +7,5 @@ subdir('string')
 subdir('range')
 subdir('container')
 subdir('logger')
+subdir('vector')
 subdir('matrix')
diff --git a/src/vector/meson.build b/src/vector/meson.build
new file mode 100644
index 0000000..5ccc04d
--- /dev/null
+++ b/src/vector/meson.build
@@ -0,0 +1,14 @@
+headers = ['vector.hpp']
+sources = []
+
+lib = library(
+  'vector',
+  include_directories : inc,
+  install : true,
+  sources: [headers, sources]
+)
+
+vector_dep = declare_dependency(
+  include_directories: inc,
+  link_with: lib
+)
diff --git a/src/vector/vector.hpp b/src/vector/vector.hpp
new file mode 100644
index 0000000..4e661f9
--- /dev/null
+++ b/src/vector/vector.hpp
@@ -0,0 +1,6 @@
+#pragma once
+
+
+namespace hack
+{
+}