The shell command<br />"/l/www/moodle/filter/tex/mimetex.linux" -e "/m/floppy/avle/moodledata/filter/tex/3015beeb680f3a271bf8ce3cc41cdc09.gif" -- '\Large  \displaystyle\nabla^2\phi=- \frac{\rho}{\varepsilon_0\varepsilon_r} \Rightarrow 
\nabla^2\phi=\kappa^2\phi  '<br />returned status = 126<br />
Image not found!<br />Please try the <a href="https://mycourses.aalto.fi/filter/tex/texdebug.php">debugging script</a>