| Article ID: | iaor19931534 |
| Country: | United Kingdom |
| Volume: | 43 |
| Issue: | 5 |
| Start Page Number: | 387 |
| End Page Number: | 393 |
| Publication Date: | May 1992 |
| Journal: | Journal of the Operational Research Society |
| Authors: | Williams H.P. |
| Keywords: | programming: linear |
It is pointed out that the projection of a Linear Programme (LP) into a lower dimension still results in an LP. For an Integer Programme this is not generally the case. Circumstances in which the projection (after eliminating integer variables) is still an IP are given.