UnderscriptBox

• Inside \( ... \) UnderscriptBox[x, y] can be input as x \+ y.

• In a notebook, an UnderscriptBox can be created using +. moves out of the underscript position.

• In StandardForm, UnderscriptBox[x, y] is interpreted on input as Underscript[x, y].

• UnderscriptBox[x, "_"] is interpreted as UnderBar[x] or . The input form x\&\%- can be used.

• The baseline of UnderscriptBox[x, y] is taken to be the baseline of x.

• UnderscriptBox[x, y] is usually output with y in a smaller font than x.

• With the option setting LimitsPositioning->True y is placed in an underscript position when the whole UnderscriptBox is displayed large, and in a subscript position when it is displayed smaller.

• In StandardForm, explicit UnderscriptBox objects are output literally. You can use DisplayForm to see the display form of such objects.

• See Section 2.9.10.

• See also: OverscriptBox, UnderoverscriptBox, SubscriptBox, GridBox, ScriptSizeMultipliers.

• New in Version 3.