The shell command<br />"/l/www/moodle/filter/tex/mimetex.linux" -e "/m/floppy/avle/moodledata/filter/tex/1b52359f91aca1a92490bdf79ca541c6.gif" -- '\Large 
  f_{x}\big(x(t),y(t)\big)x'\''(t) + f_{y}\big(x(t),y(t)\big)y'\''(t)=0.
  '<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>