# TaoGetDualVariables

Gets the dual variables corresponding to the bounds of the variables.

## Synopsis

    #include "tao_solver.h"
    int TaoGetDualVariables(TAO_SOLVER tao, TaoVec *DXL, TaoVec *DXU)

Collective on TAO_SOLVER

## Input Parameter

| tao | - the TAO_SOLVER solver context
| DXL | - vector to place the dual variables of the lower bounds
| DXU | - vector to place the dual variables of the upper bounds

## Output Parameter

| DXL | - dual variables of the lower bounds
| DXU | - dual variables of the upper bounds

## Keywords

dual, bounds

## See Also

TaoGetVariableBounds()

Level:advanced
Location:src/interface/tao.c
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