The shell command
"/l/www/moodle/filter/tex/mimetex.linux" -e "/m/floppy/avle/moodledata/filter/tex/e00283ca1ffef4b3cd60f5d705a5ace9.gif" -- '\Large \tan\varphi=\frac{1}{i}\frac{e^{i\varphi}-e^{-i\varphi}}{e^{i\varphi}+e^{-i\varphi}}=-i\tanh(i\varphi) '
returned status = 126
Image not found!
Please try the debugging script