This is documentation for Mathematica 3, which was
based on an earlier version of the Wolfram Language.
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 Documentation / Mathematica / Other Information / 2D Expression Input / Editing 2D Expressions  /
Moving the cursor by typing

You can use the keyboard to move the cursor forward or backward one character or one word at a time. You can also delete the character or word to the right or the left of the cursor, and you can move the cursor to the beginning or end of a line.
See the Motion submenu of the Edit menu for the keystrokes specific to your computer system.

Getting out of an expression

Move to the end of the next-higher subexpression by pressing the Control key and the Space bar at the same time.

Press repeatedly

Selecting the next placeholder

Select the next placeholder by pressing the Tab key.

Press repeatedly

Select the previous placeholder by pressing the Shift key and the Tab key at the same time.

Press repeatedly

Switching positions

Move back and forth between complementary positions by pressing the Control key and the 5 key (or the % key) at the same time.

First we alternate between a radicand and an index.

Press %

Press %

Next we alternate between a superscript and a subscript.

Press %

Press %

Finally, we alternate between an overscript and an underscript.

Press %

Press %