#tripathi1

FIX: EXT

#reactions
v_1:
 {1.0}EXT = {1.0}S
  Q_0
v_10:
 {1.0}A = {1.0}EXT
  d*A
v_2:
 {1.0}S = {1.0}I1
  Lambda*S
v_3:
 {1.0}S = {1.0}EXT
  d*S
v_4:
 {1.0}I1 = {1.0}I2
  Theta*I1
v_5:
 {1.0}I1 = {1.0}A
  Delta*I1
v_6:
 {1.0}I1 = {1.0}EXT
  d*I1
v_7:
 {1.0}I2 = {1.0}A
  Delta*I2
v_8:
 {1.0}I2 = {1.0}EXT
  d*I2
v_9:
 {1.0}A = {1.0}EXT
  Alpha*A


#parameters
Alpha = 1.0
Beta_1 = 1.344
Beta_2 = 0.15
Delta = 0.1
Q_0 = 2000.0
Theta = 0.015
d = 0.02
EXT = 1.0
default = 1.0


#initial values
A = 500.0
I1 = 10000.0
I2 = 2000.0
S = 2500.0


#assignment rules
!F Lambda = (Beta_1*I1+Beta_2*I2)/(S+I1+I2+A)
!F N = S + I1 + I2 +A