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UnderoverscriptBox

UnderoverscriptBox
is the low-level box representation for in notebook expressions.
  • To create an UnderoverscriptBox in a notebook, use either Ctrl+$ to create a normal underscript or Ctrl+& to create a normal overscript. After typing the first script, use Ctrl+% to create the opposite script position. Ctrl+Space moves out of the underscript or overscript position.
Display a letter with an underscript and an overscript:
An UnderoverscriptBox form is typically interpreted as an Underoverscript expression:
The standard formatting for Underoverscript uses UnderoverscriptBox:
The formatted result looks like this:
Display a letter with an underscript and an overscript:
In[1]:=
Click for copyable input
Out[1]//DisplayForm=
 
An UnderoverscriptBox form is typically interpreted as an Underoverscript expression:
In[1]:=
Click for copyable input
Out[1]=
In[2]:=
Click for copyable input
Out[2]//FullForm=
 
The standard formatting for Underoverscript uses UnderoverscriptBox:
In[1]:=
Click for copyable input
Out[1]//FullForm=
The formatted result looks like this:
In[2]:=
Click for copyable input
Out[2]=
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