Encyclopedia of Operations Research and Management Science

2013 Edition
| Editors: Saul I. Gass, Michael C. Fu

Pivot Element

Reference work entry
DOI: https://doi.org/10.1007/978-1-4419-1153-7_200599

In the simplex method, the coefficient of the pivot column whose row index corresponds to the basic variable that is to be dropped from the basis. Also, the element of the pivot column in a Gaussian elimination step that is selected to be on the diagonal of the associated upper triangular matrix.


Copyright information

© Springer Science+Business Media New York 2013