$\mathcal{F}$
in some places, but is that the correct one?~Abhijit
$\mathcal{F}$
in some places, but is that the correct one?NEW: TikZ book now 40% off at Amazon.com for a short time.
\mathcal{F}
seems to be acceptable as it's used there.NEW: TikZ book now 40% off at Amazon.com for a short time.