Improved Genetic Algorithm with Two-Level Approximation for Truss Optimization by Using Discrete Shape Variables

Table 1

Shape variables and coordinates identifier number.

S.V. ID	Coord.	Position number and corresponding coordinates
		1	2	3	4	5	6	7	8
1		360	610	687	760	787	810	860	1000
2		300	330	360	450	540	554	560
3		180	187	190	200	210	230	260	360

Note: S.V. are shape variables.