Аннотация:The trusses in the construction and engineering are attractive easier to build, saving material, the accuracy of calculations. Optimization of geometry and strength characteristics
of the system allows more efficient use of the benefits of bar systems. Optimization methods are quite diverse. One of the newest methods is the genetic algorithm. This paper proposes a variant of this method in conjunction with the method of induction and using the computer mathematics system Maple. The examples of optimization of the simple statically determinate systems are given.