The shell command
"/lrn-mdl-prod/build/71719/filter/tex/mimetex.linux" -e "/lrn-mdl-prod/moodledata/filter/tex/d3b2655b5e06b98a9286a6ff85da9d59.gif" -- '\Large \mathbf{U}(t_1+t_2) = \mathbf{U}(t_1)\mathbf{U}(t_2), \forall t_1,t_2\in\mathbb{R}'
returned status = 1
Image not found!
Please try the debugging script