2. MODELING

CHAPTER 2 "MODELLING" 103 The icons on the side with a red indicator show the dimension that the user is asked to declare while there is also the option that automatically fills in the dimensions for a predefined ladder that can be modified at will. The black arrow on the drawing of each ladder indicates its direction and position of the Mathematical Model of the ladder after its calculation. In cases where the ladder is mirrored with respect to the one shown, select the command . After you have finished with the geometric elements of the selected ladder, select OK to return to the first window: