Venn and his successors believed that ellipses couldn’t portray all 32 regions required for a five-set diagram. Not until 1975 did mathematician Branko Grünbaum prove them wrong by example ...

BRMW is a free open source entity-relationship database modeling tool. We're working to make learning database modeling simple and accessible for everyone.

clang-uml is an automatic C++ to UML class, sequence, package and include diagram generator, driven by YAML configuration files. The main idea behind the project is to easily maintain up-to-date ...