5
votes
2answers
481 views

Why can't I use 𝔽?

I can't figure out why LaTeX won't let me use the 𝔽 symbol (U+1D53D, mathematical double-stuck capital F). When I try, I get the error Package inputenc Error: Unicode char \u8:𝔽 not set up for use ...
3
votes
1answer
297 views

Free, non-upright, blackboard, Type1 font

Is there a free package to get non-upright (i.e. italic or slanted) blackboard symbols in a Type1 font? It's easy to get three of the four properties (i.e. blackboard italic font, ...
16
votes
4answers
3k views

Blackboard bold variants for Greek letters

It is common (or it used to be) to use a blackboard-bold variant of \mu to denote roots of unity in some mathematical papers. However, despite searching (several times, periodically over several ...