Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
A typical evolutionary development towards the polymorphism of two strategies (population size n=200; group size g=20; the number of rounds m=4n): the proportions of respective strategies in the population are plotted as functions of the generation for the first 300 generations of the simulation.
