How can I find maximum and minimum modulus of a complex number?
Show that there's a unique minimum spanning tree (MST) in case the edges' weights are pairwise different $(w(e)\neq w(f) \text{ for } e\neq f)$. I thought that the proof can be done for example by
Show that there's a unique minimum spanning tree if all edges have ...
How do I estimate the minimum and the maximum values of normally ...