The shell command<br />"/l/www/moodle/filter/tex/mimetex.linux" -e "/m/floppy/avle/moodledata/filter/tex/327383854bcf0f40db694b0e046f08f8.gif" -- '\Large \frac{d}{dt}f(\mathbf{r}(t)) = \frac{\partial f}{\partial x}\frac{dx}{dt}+\frac{\partial f}{\partial y}\frac{dy}{dt}=
  \nabla f(\mathbf{r}(t))\cdot \mathbf{r}'\''(t).'<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>