check.tb: Check for negative RHS values and repair tableau

Description Usage Arguments Value Author(s) References See Also

View source: R/check.tb.R

Description

This function examines the b vector (i.e. target values). If any negative values are found, then the elements matrix is repaired and appropriate labels and vectors are exchanged.

Usage

1
check.tb(tab)

Arguments

tab

An object of class 'llgptab' that is the modified simplex tableau

Value

An object of class 'llgptab' in which the index rows have been updated.

Author(s)

Frederick Novomestky fnovomes@poly.edu

References

Ignizio, J. P. (1976). Goal Programming and Extensions, Lexington Books, D. C. Heath and Company.

See Also

llgptab


goalprog documentation built on May 30, 2017, 5:07 a.m.

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