4. Consider the network given below with associated arc capacities for a maximum flow problem. 1 4 2 1 4 4 5 5 a. Write an LP model in open mathematical form to maximize flow from node 1 to node 5 without using a dummy arc. b. Write an LP model in open mathematical form to maximize flow from node 1 to node 4 using an appropriate dummy arc.
4. Consider the network given below with associated arc capacities for a maximum flow problem. 1 4 2 1 4 4 5 5 a. Write an LP model in open mathematical form to maximize flow from node 1 to node 5 without using a dummy arc. b. Write an LP model in open mathematical form to maximize flow from node 1 to node 4 using an appropriate dummy arc.
Computer Networking: A Top-Down Approach (7th Edition)
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Author:James Kurose, Keith Ross
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Transcribed Image Text:4. Consider the network given below with associated arc capacities for a maximum flow problem.
1
4
2
1
1
4
4
5
3
5
a. Write an LP model in open mathematical form to maximize flow from node 1 to node 5 without
using a dummy arc.
b. Write an LP model in open mathematical form to maximize flow from node 1 to node 4 using
an appropriate dummy arc.
2.
3.
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