[Cuis-dev] Math symbols and greek letters

[Andres Valloud]

If you look around in the fonts directory, you will find Knuth's 
Concrete Mathematics fonts, including the neo-euler math font.

On 5/21/20 02:22, Luciano Notarfrancesco via Cuis-dev wrote:
> This change set improves support for some mathematical symbols and letters.
> 
> Greek letters and mathematical double struck (blackboard bold) letters 
> can be used just as ordinary letters, they work as variable names or in 
> unary or keyword selectors. Personally, I use greek letters as temporary 
> variables sometimes, and double struck letters as globals for the ring 
> of rational integers, the field of rational numbers, etc.
> 
> The change set also includes most of the extra binary operators we had 
> before (I just made some tweaks there).
> 
> And I also include a method in SmalltalkEditor that allows entering 
> otherwise untypable characters, following (mostly) LaTeX conventions. 
> For example, in a workspace or a browser you can type '\alpha _ (\Z 
> \oplus \Z) atRandom', and it automatically replaces '\alpha' with the 
> letter alpha and '\Z' with the double struck Z used in mathematics to 
> represent the ring of rational integers, and '\oplus' with the direct 
> sum symbol. If you type '\alpha' nothing happens, then if you type one 
> more character and it is not a letter it recognizes '\alpha' and makes 
> the replacement.
> 
> If you want to try the change set, remember to do 'Character initialize' 
> and 'Scanner initialize' after loading it (in that order), and make sure 
> you're using the new TrueType fonts (I'm using DejaVu Sans, others don't 
> seem to include glyphs for all the symbols).
>