19 Suppose we are solving a maximization problem and the variable xr is about to leave the...
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19 Suppose we are solving a maximization problem and the variable xr is about to leave the basis.
a What is the coefficient of xr in the current row 0?
b Show that after the current pivot is performed, the coefficient of xr in row 0 cannot be less than zero.
c Explain why a variable that has left the basis on a given pivot cannot re-enter the basis on the next pivot.
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Related Book For
Operations Research Applications And Algorithms
ISBN: 9780534380588
4th Edition
Authors: Wayne L. Winston
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