protected void generateInitialPopulation(int population_size){
  generateRandomPopulation(population_size - population.size());
}

protected void generateInitialPopulation ( int population_size ) { generateRandomPopulation ( population_size - population . size ( ) ) ; }
fills the population at first with recycled chromosomes - for more information see recyclechromosomes ( ) and chromosomerecycler - and after that , the population is filled with random chromosomes . this method guarantees at least a proportion of properties . initially_enforeced_randomness % of random chromosomes
