BoundaryMesh [mreg]
gives a BoundaryMeshRegion from a MeshRegion mreg.
BoundaryMesh
BoundaryMesh [mreg]
gives a BoundaryMeshRegion from a MeshRegion mreg.
Details and Options
- BoundaryMesh effectively represents the regular closure of mreg, i.e. lower-dimensional components in the region will be dropped.
- BoundaryMesh takes the same options as MeshRegion .
Examples
open all close allBasic Examples (3)
Find the BoundaryMeshRegion representation of a full-dimensional MeshRegion in 1D:
The boundary representation only has the outer points:
Find the BoundaryMeshRegion representation of a full-dimensional MeshRegion in 2D:
The boundary representation only has the outer curve:
Find the BoundaryMeshRegion representation of a full-dimensional MeshRegion in 3D:
The boundary representation only has the outer surface:
Scope (4)
Find the BoundaryMeshRegion representation of a full-dimensional MeshRegion in 1D:
The boundary representation only has the outer points:
Find the BoundaryMeshRegion representation of a full-dimensional MeshRegion in 2D:
The boundary representation only has the outer curve:
Find the BoundaryMeshRegion representation of a full-dimensional MeshRegion in 3D:
The boundary representation only has the outer surface:
BoundaryMesh will remove lower-dimensional components from a MeshRegion :
The boundary representation can only represent full-dimensional components:
Properties & Relations (4)
A BoundaryMesh is always full dimensional:
TriangulateMesh for MeshRegion effectively triangulates BoundaryMesh :
The BoundaryMesh of a DelaunayMesh is the ConvexHullMesh :
In 3D:
For complex meshes, a boundary representation may save significant memory:
See Also
Related Guides
Text
Wolfram Research (2014), BoundaryMesh, Wolfram Language function, https://reference.wolfram.com/language/ref/BoundaryMesh.html (updated 2015).
CMS
Wolfram Language. 2014. "BoundaryMesh." Wolfram Language & System Documentation Center. Wolfram Research. Last Modified 2015. https://reference.wolfram.com/language/ref/BoundaryMesh.html.
APA
Wolfram Language. (2014). BoundaryMesh. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/BoundaryMesh.html
BibTeX
@misc{reference.wolfram_2025_boundarymesh, author="Wolfram Research", title="{BoundaryMesh}", year="2015", howpublished="\url{https://reference.wolfram.com/language/ref/BoundaryMesh.html}", note=[Accessed: 04-January-2026]}
BibLaTeX
@online{reference.wolfram_2025_boundarymesh, organization={Wolfram Research}, title={BoundaryMesh}, year={2015}, url={https://reference.wolfram.com/language/ref/BoundaryMesh.html}, note=[Accessed: 04-January-2026]}