C
C There are a total of 1 entries in the algebraic variable array.
C There are a total of 3 entries in each of the rate and state variable arrays.
C There are a total of 11 entries in the constant variable array.
C
C
C VOI is time in component environment (day).
C STATES(1) is phi_I in component phi_I (cells_per_mm3).
C CONSTS(1) is alpha in component model_parameters (dimensionless).
C CONSTS(2) is k1 in component model_parameters (dimensionless).
C CONSTS(3) is k2 in component model_parameters (first_order_rate_constant).
C CONSTS(4) is k3 in component model_parameters (per_cells_per_mm3).
C CONSTS(5) is d1 in component model_parameters (first_order_rate_constant).
C STATES(2) is phi_R in component phi_R (cells_per_mm3).
C ALGBRC(1) is K_T in component K_T (cells_per_mm3_day).
C STATES(3) is T in component T (pg_per_mm3).
C CONSTS(6) is k4 in component model_parameters (second_order_rate_constant).
C CONSTS(7) is d2 in component model_parameters (first_order_rate_constant).
C CONSTS(8) is tau1 in component K_T (mm6_cells_per_pg3_day).
C CONSTS(9) is tau2 in component K_T (mm3_cells_per_pg2_day).
C CONSTS(10) is tau3 in component K_T (cells_per_pg_day).
C CONSTS(11) is tau4 in component K_T (cells_per_mm3_day).
C RATES(1) is d/dt phi_I in component phi_I (cells_per_mm3).
C RATES(2) is d/dt phi_R in component phi_R (cells_per_mm3).
C RATES(3) is d/dt T in component T (pg_per_mm3).
C
      SUBROUTINE initConsts(CONSTS, RATES, STATES)
      REAL CONSTS(*), RATES(*), STATES(*)
      STATES(1) = 200.0
      CONSTS(1) = 0.5
      CONSTS(2) = 0.05
      CONSTS(3) = 0.693
      CONSTS(4) = 0.002
      CONSTS(5) = 0.2
      STATES(2) = 200.0
      STATES(3) = 6.0
      CONSTS(6) = 0.07
      CONSTS(7) = 9.1
      CONSTS(8) = -2.47
      CONSTS(9) = 21.94
      CONSTS(10) = 6.41
      CONSTS(11) = 1.75
      RETURN
      END
      SUBROUTINE computeRates(VOI, CONSTS,  RATES, STATES, ALGBRC)
      REAL VOI, CONSTS(*), RATES(*), STATES(*), ALGBRC(*)
      RATES(3) =  CONSTS(6)*STATES(1) -  CONSTS(7)*STATES(3)
      ALGBRC(1) =  CONSTS(8)*STATES(3) ** 3.00000+ CONSTS(9)*STATES(3) ** 2.00000+ CONSTS(10)*STATES(3)+CONSTS(11)
      RATES(1) = ( CONSTS(1)*ALGBRC(1)+ CONSTS(2)*CONSTS(3)*STATES(1)*(1.00000 -  CONSTS(4)*(STATES(1)+STATES(2)))) -  CONSTS(5)*STATES(1)
      RATES(2) = ( (1.00000 - CONSTS(1))*ALGBRC(1)+ CONSTS(2)*CONSTS(3)*STATES(2)*(1.00000 -  CONSTS(4)*(STATES(1)+STATES(2)))) -  CONSTS(5)*STATES(2)
      RETURN
      END
      SUBROUTINE computeVariables(VOI, CONSTS, RATES, STATES, ALGBRC)
      REAL VOI, CONSTS(*), RATES(*), STATES(*), ALGBRC(*)
      ALGBRC(1) =  CONSTS(8)*STATES(3) ** 3.00000+ CONSTS(9)*STATES(3) ** 2.00000+ CONSTS(10)*STATES(3)+CONSTS(11)
      RETURN
      END