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Operations Research Models and Methods
 



Revisions


 

 

Teach OR Revisions

 

As add-ins are revised, dates and the purposes of the revisions are listed below. To check the version of the add-in that you are using, find the date of the add-in by choosing the About Add-in item on the submenu for the add-in. If you find that you are using an older add-in than is available at this site, download the add-in. Add-ins are stored in the zip format, so you will have to un-zip the file. Once unzipped, replace any old add-ins of the same name. Otherwise, Excel may use the old version rather than the new.

2/17/10
Updated all add-ins to correct an error that might occur for large problems. Download the new Jensen library and replace your add-ins.
11/8/09
Added a check to Teach DP add-in to generate error message when tables use more than the maximum number of worksheet columns.
4/27/09
Removed size limitation on models for the Teach LP add-in. Limitations imposed by Excel and limited size for matrix inversion may cause errors for larger models.
10/19/07
Changes to Teach NLP add-in
10/17/07

Changes to Teach DP add-in

7/3/07
Changed all the add-ins to maintain consistent colors.
6/30/07
Made a number of changes to accommodate Excel 2007.
11/26/04
Corrected TeachIP, TeachNLP and Functions add-ins to correct an error occurring with Chinese Excel. Corrections suggested by Baocheng Zhang, graduate student in School of Management of Tianjin University, China.
11/24/04
The Teach OR collection was separated from the ORMM collection. A new Add Teach add-in was added. This add-in installs and removes add-ins from the Teach OR collection. It also loads demonstration workbooks.

 

 

  
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Operations Research Models and Methods
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by Paul A. Jensen
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