Skip to content

Tag: sage

Nuimberof intersection in a graph

I am doing a project in sagemath, where I have a list like this [(0, 2), (1, 3), (2, 1), (3, 0)]. Which creates a graph below and using that graph it calculates the number of intersecting point as 5(marked in purple color) How do I count this value without graphing it? or with graphing? Answer I find this qui…