Rikki added div_The_edges_are_nbsp__.html  about 8 years ago

Commit id: 2a9bc355b734d922cd81a9c5080904b851b830e0

deletions | additions      

         

The edges are \(E=\left\{\left\{1,2\right\},\left\{1,5\right\},\left\{2,3\right\},\left\{2,5\right\},\left\{3,4\right\},\left\{4,5\right\},\left\{4,6\right\}\right\}\).