RegionBoundary

RegionBoundary[reg]
represents the boundary of the region reg.

DetailsDetails

ExamplesExamplesopen allclose all

Basic Examples  (2)Basic Examples  (2)

The boundary of a disk:

In[10]:=
Click for copyable input
Out[11]=
In[14]:=
Click for copyable input
Out[14]=

Compute the circumference of the disk:

In[5]:=
Click for copyable input
Out[5]=

The boundary of a MeshRegion:

In[1]:=
Click for copyable input
In[2]:=
Click for copyable input
Out[2]=

Compute the arc length of the perimeter:

In[3]:=
Click for copyable input
Out[3]=
Introduced in 2014
(10.0)