Mtz Formulation

Essay specific features

 

Issue:

Science

 

Written by:

Grace W

 

Date added:

February 18, 2016

 

Level:

College

 

Grade:

A

 

No of pages / words:

2 / 302

 

Was viewed:

9361 times

 

Rating of current essay:

 
Essay content:

It indeed excludes subtours, as (1) the arc-constraint for (i, j) forces uj a?? ui +1, when xij = 1; (2) if a feasible solution of (2.1)a?"(2.2) contained more than one subtour, then at least one of these would not contain node 1, and along this subtour the ui values would have to increase to infinity...
displayed 300 characters

Custom written essay

All essays are written from scratch by professional writers according to your instructions and delivered to your email on time. Prices start from $10.99/page

Order custom paper

Full essays database

You get access to all the essays and can view as many of them as you like for as little as $28.95/month

Buy database access

Order custom writing paper now!

  • Your research paper is written
    by certified writers
  • Your requirements and targets are
    always met
  • You are able to control the progress
    of your writing assignment
  • You get a chance to become an
    excellent student!

Get a price guote

 
 

This argument, with the bounds on the ui variables, also implies that the only feasible value of ui is the position of node i in the tour. The advantages of the MTZ formulation are a?? its small size (we need only n extra variables and roughly n2/2 extra constraints), a?? if it is preferable to visit, say, city i early in the tour, one can easily model this by adding a term a?'I±ui with some I± > 0 to the objective...
displayed 300 characters

General issues of this essay:

Related essays:

x
Services