Change the language in Emacs when using ispell spellcheck

The following command proposes a list of installed dictionaries to use: M-x ispell-change-dictionary   Usually, M-x isp-c-d expands to the above also.   Src: http://stackoverflow.com/questions/218512/how-can-i-change-the-language-in-emacs-when-using-ispell

inkscape latex math font

When a quick and simplistic latex-style formula is needed in Inkscape, the "Latin Modern Roman" font may be used. Latest versions of Inkscape incorporate buttons to create subscripts and supersripts when editing text.

pyplot tex / latex interpreter

### setup use of TEX for labels ###
plt.rc('text', usetex=True)
plt.rc('font', family='serif')

### define label ###
s="\textbf{Bold}"
s= s.encode('string-escape')

ax.set_ylabel(s)