This in my work on allowing infix as well as prefix entry of expressions. See the document Infix-Prefix-Keyboard-Entry.txt in docs to see what should be possible from the keyboard (and also by drag and drop).
This involved changing the interpretation of the arrow keys and the tab key.
This in my work on allowing infix as well as prefix entry of expressions. See the document Infix-Prefix-Keyboard-Entry.txt in docs to see what should be possible from the keyboard (and also by drag and drop).
This involved changing the interpretation of the arrow keys and the tab key.
Also I added keyboard shortcuts space, _ and \ .