BUILT-IN WOLFRAM LANGUAGE SYMBOL
is a low-level box construct that represents the displayed object in notebook expressions.
- Inside SqrtBox[x] can be input as \@x.
- In a notebook a SqrtBox can be created using Ctrl+2 or Ctrl+@. Ctrl+Space moves out from under the square root sign.
- In StandardForm and InputForm, SqrtBox[x] is interpreted on input as Sqrt[x].
- The baseline of SqrtBox[x] is taken to be the baseline of x.
- If SqrtBox[x] does not fit on a single line, it is output as .
- In StandardForm, explicit SqrtBox objects are output literally. You can use DisplayForm to see the display form of such objects.
Display a letter under a square root sign:
A SqrtBox form is typically interpreted as a square root:
The Wolfram Language represents a square root as a 1/2 power:
The standard formatting for a 1/2-power expression uses SqrtBox:
The formatted result looks like this: