Dakota Reference Manual: constraint_relax

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constraint_relax

Enable constraint relaxation

## Specification

Alias: none

Argument(s): none

Default: no relaxation

Child Keywords:

| Required/Optional | Description of Group | Dakota Keyword | Dakota Keyword Description
--- | --- | --- | --- | ---
| Required | homotopy | Surrogate-Based local constraint relaxation method for infeasible iterates

## Description

The command `constraint_relax` followed by a method name specifies the type of relaxation to be used. Currently, `homotopy` [71] is the only available method for constraint relaxation, and this method is dependent on the presence of the NPSOL library within the Dakota executable.