Fig. 6

Maximum horizontal displacements for (a) method 1, (b) method 2, (c) the same cross – section of all struts, (d) the optimal cross–section for groups of struts.

Maximum horizontal displacements for (a) method 1, (b) method 2, (c) the same cross – section of all struts, (d) the optimal cross–section for groups of struts.