Used hot keys

Ctrl + A - Save file as ....

Ctrl + C - Copy selected text into clipboard.

Ctrl + F - Search text into.

Ctrl + G - Goto on line number.

Ctrl + N - Create new file.

Ctrl + O - Open existing file.

Ctrl + P - Prin source code.

Ctrl + Q - Exit.

Ctrl + R - Find and replace text.

Ctrl + S - Save active file.

Ctrl + T - Change place for two sybmbols.

Ctrl + U - Jumping cursor on opened/closed brace.

Ctrl + V - Paste text from clipboard.

Ctrl + W - Close active file.

Ctrl + X - Cut text into clipboard.

Ctrl + Z - Undo last operation.

Ctrl + PageUp - Prior tabbar in notebook (previous open file).

Ctrl + PageDown - Next tabbar in notebook (next open file).

F1 - Help.

F2 - Split editor window.

F3 - Find again.

F5 - Convert into DVI

F6 - Convert DVI into PS.

F7 - Convert DVI Convert into PDF.

Alt + T - Preview selected text.

Alt + ó - Autoindent (command list dialog).

Alt + F - Preview mathematicasl formula.