The Control keys out of Formula

The control key may be used to do several commands. You have to press simultaneously the Ctrl key plus a usual  character  key.

Here are the commands you get:

Ctrl + Delete: delete the whole line of the cursor.
These commands may be used if you have problems with the mouse.
Ctrl + PgUp: move the cursor to the beginning of the document.
Ctrl + PgDn: move the cursor to the end of the document.
Ctrl + SpaceBar: complete the word from the dictionnary. This is the Magic key !

Ctrl + a: display the fonts menu allowing you to change
permanently the current font.
Ctrl + b: display the fonts menu allowing you to change
temporarily (just for the next character) the current font.
Ctrl + c: copy the selection into the clipboard.
Ctrl + d: enter the subscript mode: in formula, this will put the
next character in index. To enter permanently in subscript mode use Tab + d ; to go back use the Enter key.
Ctrl + e: not in use.
Ctrl + f: open the Search & Replace window.
Ctrl + g: change temporarily the current font for the greek font.
Ctrl + h: not in use.
Ctrl + j: start a formula and change temporarily the current font for the mathematic2 font.
Ctrl + k: enter in small formula mode just for one character.
Ctrl + l: change temporarily the current font for the user font.
Ctrl + m: change temporarily the current font for the mathematic font.
Ctrl + n: open a New Document.
Ctrl + p: enter in line formula mode.
Ctrl + q:  ask to save changes and quit PreTeX.
Ctrl + r: in formula mode, put a bar over the next character.
Ctrl + s: save the document on the hard disc.
Ctrl + t: preview the document.
Ctrl + u: enter the superscript mode: this will put
the next character in exponent. To  enter permanently in superscript mode use Tab + u ; to go back  use the Enter key.
Ctrl + v: paste the clipboard content at the cursor position.
Ctrl + w: enter in display line formula mode.
Ctrl + x: cut the selection, i.e. erase the selection and copy
it in the clipboard.
Ctrl + y:  display the shapes font menu allowing you to change temporarily the current shape of the font.
Ctrl + z: display the shapes font menu allowing you to change permanently the current shape of the font.