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 # `ContactFormulation`

 Last update: 09.03.2026 

<a id="ansys.mechanical.stubs.v251.Ansys.Mechanical.DataModel.Enums.ContactFormulation"></a>

#### *class* Ansys.Mechanical.DataModel.Enums.ContactFormulation

Bases: [`enum.Enum`](https://docs.python.org/3/library/enum.html#enum.Enum)

Specifies the ContactFormulation.

<a id="overview"></a>

## Overview

### Attributes

Name[`AugmentedLagrange`](#ContactFormulation.AugmentedLagrange)[`Beam`](#ContactFormulation.Beam)[`MPC`](#ContactFormulation.MPC)[`NormalLagrange`](#ContactFormulation.NormalLagrange)[`ProgramControlled`](#ContactFormulation.ProgramControlled)[`PureLagrange`](#ContactFormulation.PureLagrange)[`PurePenalty`](#ContactFormulation.PurePenalty)<a id="attribute-detail"></a>

## Attribute detail

<a id="ContactFormulation.AugmentedLagrange"></a>

### ContactFormulation.AugmentedLagrange *= 0*

<a id="ContactFormulation.Beam"></a>

### ContactFormulation.Beam *= 4*

<a id="ContactFormulation.MPC"></a>

### ContactFormulation.MPC *= 2*

<a id="ContactFormulation.NormalLagrange"></a>

### ContactFormulation.NormalLagrange *= 3*

<a id="ContactFormulation.ProgramControlled"></a>

### ContactFormulation.ProgramControlled *= 6*

<a id="ContactFormulation.PureLagrange"></a>

### ContactFormulation.PureLagrange *= 5*

<a id="ContactFormulation.PurePenalty"></a>

### ContactFormulation.PurePenalty *= 1*