An origin of these algorithms is found in the Darwian principles of natural selection (Darwin, 1859). In accordance with these principles, only the fittest individuals can survive in the struggle for existence and reproduce their good characteristics into next generation. As illustrated in Fig. 1, evolutionary algorithms operate with the population of solutions. At first, the solution needs to be defined within an evolutionary algorithm. Usually, this definition cannot be described in the original problemcontext directly | THE OXFORD Dictionary NORMA SHAPIRO AND JAYME ADELSON-GOLDSTEIN Oxford University Press A Classroom Lờp .