get.variable.class: Get the variable complementarity class
Description
This function returns an integer complementarity class for the given
variable name.
Usage
get.variable.class(tab, variable)
Arguments
tab
A list of named components with the augmented modified simplex tableau
variable
A character string with the name of the variable
Value
A positive integer if the variable is found; zero otherwise.
Details
The function uses the variable.classes component of the tableau to determine the
complementarity class for the given variable. If the variable is not found then
a zero value is returned.