You can view a database structure ... and schema diagrams are read-only. You can rearrange the layout, drag-n-drop elements inside a diagram but you cannot save the changes state or delete/add ...

Abstract: Graphs with self-loops enable to represent a large variety of interactions in natural ... Furthermore, as direct consequence of our constructs, we propose list structures having O(m) space ...

Abstract: This brief proposes a general piecewise-linear (GPWL) representation theorem based on geometrical structure analysis of continuous PWL functions. A constructive algorithm is developed to ...