I'm making a calendar. The calendar will be for TUG, 2015. Last year I also made a calendar but because of time constraints most examples were graphics. Since this is a lot of work, I need your help. ...
I asked in this question Calligraphic numbers how to write a calligraphic number and got an answer. Now I need a notation for k-subsets and use the answer as follows: ...
I want to write the power set of a set S as 2^S. But the 2 should be kind of calligraphic. I tried cal and mathcal but they do not work with numbers. Has anybody an idea?