models/Primer/disbif.lua

   1 --%  ft| BIFURCATION_1 sn| Period-doubling~route~to~chaos n| #0 d| 0.2 n| #1 d| mu n| #2 d| 0.8 n| #3 d| 2.3 n| #4 d| -2 n| #5 d| 3 n| #6 d| 500 n| #7 d| 100 n| #8 d| x
   2 --%  ft| TRAJECTORY_T1_V0_A1_O0 sn| Convergence~to~a~3-cycle n| #0 d| 0.2 n| #1 d| 2.015 n| #2 d| 0 n| #3 d| 100 n| #4 d| 100 n| #5 d| x
   3 --@@
   4 name = "disbif"
   5 description = "See Model refs in user's guide"
   6 type = "D"
   7 parameters = {"mu"}
   8 variables = {"x"}
   9
  10
  11 function f(mu, x)
  12
  13         x1 = mu + x - x^2
  14
  15         return x1
  16
  17 end
  18
  19 function Jf(mu, x)
  20
  21         return 1 - 2 * x
  22
  23 end