perl-tree-dagnode: Tree::DAG_Node (perl module) perl-tree-dagnode: perl-tree-dagnode: Tree::DAG_Node is a (super)class for representing nodes in a tree. perl-tree-dagnode: perl-tree-dagnode: Homepage: http://search.cpan.org/dist/Tree-DAG_Node/ perl-tree-dagnode: perl-tree-dagnode: perl-tree-dagnode: perl-tree-dagnode: perl-tree-dagnode: perl-tree-dagnode: