This is documentation for Mathematica 6, which was
based on an earlier version of the Wolfram Language.
 Mathematica Tutorial

Typing Superscripts

Typing Superscript xi

Type the symbol that will have the superscript.
Type x.
Create a superscript by pressing the Control key and the 6 key at the same time.
Press Ctrl+6 or Ctrl+^.
Type the superscript into the placeholder (which is already selected).
Type i.
Move the insertion point out of the superscript position down to the baseline by pressing the Control key and the Space bar at the same time.
Press Ctrl+Space.

Typing Superscript xi j

Type the symbol that will have the superscript.
Type x.
Create a superscript by pressing the Control key and the 6 key at the same time.
Press Ctrl+6 or Ctrl+^.
To avoid multiplying the two superscripts, separate them with an invisible comma. To type the alias for an invisible comma, press the Escape key before and after typing a comma.
Type i, press Esc, type a comma, press Esc, and type j.
Get out of the superscript position up to the baseline by pressing the Control key and the Space bar at the same time.
Press Ctrl+Space.

Typing Superscript x23

Type the symbol that will have the superscript.
Type x.
Create a superscript by pressing the Control key and the 6 key at the same time.
Press Ctrl+6 or Ctrl+^.
To avoid multiplying the two superscripts, separate them with an invisible comma. To type the alias for an invisible comma, press the Escape key before and after typing a comma.
Type 2, press Esc, type a comma, press Esc, and type 3.
Get out of the superscript position up to the baseline by pressing the Control key and the Space bar at the same time.
Press Ctrl+Space.

Typing Superscript xni

Type the symbol that will have the superscript.
Type x.
Create a superscript by pressing the Control key and the 6 key (or the ^ key) at the same time.
Press Ctrl+6 or Ctrl+^.
Type the superscript into the placeholder (which is already selected).
Type n.
Create a subscript of a superscript by pressing the Control key and the _ key at the same time.
Press Ctrl+_.
Type i.
Press the Control key and the Space bar at the same time twice to get down to the baseline.
Press Ctrl+Space.
Press Ctrl+Space.