Purchase Solution

Single Source Longest-Path Problem

Not what you're looking for?

Ask Custom Question

Single Source Longest-Path Problem

? A longest-path problem can be transformed into a shortest path problem by changing the sign of all weights

? Alternatively, the Bellman-Ford algorithm can be transformed into a
"longest path" algorithm by changing the initialization and relaxation
procedures

Initialization step of the Bellman-Ford algorithm.

See attached file for full problem description.

Attachments
Purchase this Solution
Solution Summary

The solution solves the single source longest-path problem.

Purchase this Solution
Free BrainMass Quizzes
Word 2010: Tables

Have you never worked with Tables in Word 2010? Maybe it has been a while since you have used a Table in Word and you need to brush up on your skills. Several keywords and popular options are discussed as you go through this quiz.

Javscript Basics

Quiz on basics of javascript programming language.

Basic UNIX commands

Use this quiz to check your knowledge of a few common UNIX commands. The quiz covers some of the most essential UNIX commands and their basic usage. If you can pass this quiz then you are clearly on your way to becoming an effective UNIX command line user.

C++ Operators

This quiz tests a student's knowledge about C++ operators.

Inserting and deleting in a linked list

This quiz tests your understanding of how to insert and delete elements in a linked list. Understanding of the use of linked lists, and the related performance aspects, is an important fundamental skill of computer science data structures.

View More Free Quizzes
Related BrainMass Solutions

  • Understanding Critical Path

    Identify the longest path - that is your critical path. Another important way to better understand this is to use a tool. There is an open source product you can use for free i.e. Open Workbench.

  • Binary Integer Programming

    Consider the problem of finding the longest path (the largest total time) through this network from start (node 1) to finish (node 9), since the longest path is the critical path. Formulate a BIP model for this problem.

  • Minimization, maximization (Calculus)

    Describe and find the longest possible path the ant could take to get from point A to point B. Be sure to explain why you think your paths have the shortest and longest possible lengths. See attached file for full problem description.

  • Why is the critical path not the shortest path through a network?

    The longest path in the project schedule c. Activities without any slack The importance of Critical path is that it helps in project planning.

  • Critical path

    The path is the longest, but the time is the shortest. This is because all activities on a critical path must be completed.

  • Graceful Trees and Paths

    The one with the longest path of 5 edges is a simple path There are two different cases with the longest path of 4 edges There is only one case with the longest path of 2 edges And the one with the longest path of 2 edges is the star.

  • dynamic programming

    426502 Use dynamic programming to find the longest path. Consider the graph in the attachment. Use dynamic programming to find the longest path from node 1 to node 7. What are the states and stages? What is the recursive function?

  • critical path and Gantt charts

    The critical path is the timeline that takes the longest amount of time to finish. You can calculate the time each line takes between steps.

  • Discrete Math - structures

    HIJG (3+4+4+4=15) The Critical Path is given by the Longest Path.

View More Related Solutions