Question: Given a directed graph with source s and sink t, and capacities 1 over edges, show that two paths from s to t that carry

Given a directed graph with source s and sink t, and

Given a directed graph with source s and sink t, and capacities 1 over edges, show that two paths from s to t that carry non-zero flow must be edge-disjoint. Show how to find in polynomial time the maximum number of edge disjoint s to t paths in the network

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