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.
The steady-state P2(S2, A2) as a function of parameters. The steady-state P2(S2, A2) is plotted for increasing ξ2 and for increasing ξ1 (a, b) or k (c, d) under less (β = 2, (a, c)) or more (β = 4, (b, d)) aggressive conditions (Color figure online)
