numbas/Numbas — comment on commit 1c64d72b1398480c3cc26aa030dd6cff4abe06df
File:  line 0
By BillFoster:

I am still struggling with writing expressions such as e_1-2e_2-5e_3 with e_1 etc as the standard coordinate unit vectors. This has to be done under \simplify and I cannot see how to introduce the same vector notation as in latex i.e.\mathbf - there does not seem to be the same jme display option.