# Xfig - Embedding Maths

By
Moudgalya, Kannan M.
(2011-02-09)

Video

Outline: Feedback diagram with Maths: Open the .fig file saved in the feedback control tutorial; Put $G(z) = \frac z{z-1}$ in the second block diagram; Choose the special flag; Save and export it as combined tex and pdf; Show that if "special" is not chosen, we get only text; Change /frac into /dfrac; Show that at the time of compilation, dfrac unknown error; Include \usepackage{amsmath} in the tex file; Recompile it and show that the equation is now coming properly; Use pdfcrop to trim the pdf file, mention Briss. Pre-requisite: Xfig - Feedback Diagrams