What is the command for this symbol?

Question

I'm looking for a way to make the D figure in LaTeX. Please help :)

@Soer7022: Usually one does not grab comments by users and post them as answers without asking them before :-( — , Sep 06 '17 at 12:01

score 0 · Accepted Answer · answered Sep 06 '17 at 10:43

0

The answer is: \mathcal{D} (f) -Credit Steven B. Segletes

answered Sep 06 '17 at 10:43

Søren Eriksen

1 Answers1