The shell command<br />"/l/www/moodle/filter/tex/mimetex.linux" -e "/m/floppy/avle/moodledata/filter/tex/09c83d5b35a1b46e273c2accb3e938e4.gif" -- '\Large 
  	\mathbf{r}'\''(t) = a(1-\cos t)\mathbf{i}+a\sin t\mathbf{j},
  '<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>