From:  eddi
726.3 In reply to 726.2 
Moi-TrimCommand is a very good function !
>handling trim points at self-intersection areas on curves.
Problem in a lot of other 2d-3d-programs. (To date without Solution).
Thank you for your effort !
Generally question to TrimCommand: It will be possible, to find all intersections automatic?
BestReg`s EDDI