Generally a biological system is said to be permanent if under small perturbations none of the species goes extinction. In 1979 P. Schuster, K. Sigmund, and R. Wolff [15] introduced concept permanence as stability notion for systems that models self-organization macromolecules. After, in 1987 W. Jansen rid="b9">9], J. Ho...

A Well-Deserved Sabbath Rest: Three Freud Patriarchs Benjamin Goodnick, PH.D* The Talmud relates that King David constantly occupied himself with study on the Sabbath, for he had been foretold that on that day of the week he would die (Bab. Talmud, Shabbat 30a). Indeed, it was only when he ceased his study one Sabbath that the Angel of Death was able to claim him. In a related sense, we can spe...

References [1] Cressman, R. (2003), Evolutionary Dynamics and Extensive Form Games, MIT Press. [2] van Damme, E. (1991), Stability and Perfection of Nash Equilibria, Springer. [Chapter 9] [3] Fudenberg, D. and D. K. Levine (1998), The Theory of Learning in Games, MIT Press. [4] Gintis, H. (2000), Game Theory Evolving, Princeton University Press. [5] Hammerstein, P. and R. Selten (1994), “Game T...