https://github.com/tylingsoft/graphlibrary/blob/master/lib/graph.js#L405 It creates a node which wasn't found, also it creates "0" and "1" with undefined values.
https://github.com/tylingsoft/graphlibrary/blob/master/lib/graph.js#L405
It creates a node which wasn't found, also it creates "0" and "1" with undefined values.