> ## Documentation Index
> Fetch the complete documentation index at: https://docs.ntop.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Design Constraint

> A constraint used in topology optimization.

### Properties

| Name | Type                                                                        |
| ---- | --------------------------------------------------------------------------- |
| List | [Design Constraint List](../../block-documentation/types/design-constraint) |

### Block Reference

| Block Name                                                                                                               | Location                 |
| ------------------------------------------------------------------------------------------------------------------------ | ------------------------ |
| [Design Response Constraint](../../block-documentation/blocks/optimization/constraints/design-response-constraint)       | Optimization/Constraints |
| [Passive Region Constraint](../../block-documentation/blocks/optimization/constraints/passive-region-constraint)         | Optimization/Constraints |
| [Planar Symmetry Constraint](../../block-documentation/blocks/optimization/constraints/planar-symmetry-constraint)       | Optimization/Constraints |
| [Overhang Constraint](../../block-documentation/blocks/optimization/constraints/overhang-constraint)                     | Optimization/Constraints |
| [Extrusion Constraint](../../block-documentation/blocks/optimization/constraints/extrusion-constraint)                   | Optimization/Constraints |
| [Volume Fraction Constraint](../../block-documentation/blocks/optimization/constraints/volume-fraction-constraint)       | Optimization/Constraints |
| [Stress Constraint](../../block-documentation/blocks/optimization/constraints/stress-constraint)                         | Optimization/Constraints |
| [Displacement Constraint](../../block-documentation/blocks/optimization/constraints/displacement-constraint)             | Optimization/Constraints |
| [Natural Frequency Constraint](../../block-documentation/blocks/optimization/constraints/natural-frequency-constraint)   | Optimization/Constraints |
| [Min Feature Size Constraint](../../block-documentation/blocks/optimization/constraints/min-feature-size-constraint)     | Optimization/Constraints |
| [Max Feature Size Constraint](../../block-documentation/blocks/optimization/constraints/max-feature-size-constraint)     | Optimization/Constraints |
| [Demold Constraint](../../block-documentation/blocks/optimization/constraints/demold-constraint)                         | Optimization/Constraints |
| [Remap Constraint](../../block-documentation/blocks/optimization/constraints/remap-constraint)                           | Optimization/Constraints |
| [Pattern Repetition Constraint](../../block-documentation/blocks/optimization/constraints/pattern-repetition-constraint) | Optimization/Constraints |
| [3-Axis Milling Constraint](../../block-documentation/blocks/optimization/constraints/3-axis-milling-constraint)         | Optimization/Constraints |
| [5-Axis Milling Constraint](../../block-documentation/blocks/optimization/constraints/5-axis-milling-constraint)         | Optimization/Constraints |