# Size of variable arrays: sizeAlgebraic = 62 sizeStates = 5 sizeConstants = 45 from math import * from numpy import * def createLegends(): legend_states = [""] * sizeStates legend_rates = [""] * sizeStates legend_algebraic = [""] * sizeAlgebraic legend_voi = "" legend_constants = [""] * sizeConstants legend_voi = "time in component environment (minute)" legend_constants[0] = "ADHMV in component circulatory_dynamics (dimensionless)" legend_constants[1] = "AMM in component circulatory_dynamics (dimensionless)" legend_constants[2] = "ANU in component circulatory_dynamics (dimensionless)" legend_constants[3] = "ANUVN in component circulatory_dynamics (dimensionless)" legend_constants[4] = "ARM in component circulatory_dynamics (dimensionless)" legend_constants[5] = "ATRRFB in component circulatory_dynamics (dimensionless)" legend_constants[6] = "ATRVFB in component circulatory_dynamics (litre)" legend_constants[7] = "AU in component circulatory_dynamics (dimensionless)" legend_constants[8] = "AUH in component circulatory_dynamics (dimensionless)" legend_constants[9] = "AUM in component circulatory_dynamics (dimensionless)" legend_constants[10] = "AVE in component circulatory_dynamics (dimensionless)" legend_constants[11] = "HMD in component circulatory_dynamics (dimensionless)" legend_constants[12] = "HPL in component circulatory_dynamics (dimensionless)" legend_constants[13] = "HPR in component circulatory_dynamics (dimensionless)" legend_constants[14] = "MYOGRS in component circulatory_dynamics (dimensionless)" legend_constants[15] = "OSA in component circulatory_dynamics (dimensionless)" legend_constants[16] = "PAMK in component circulatory_dynamics (dimensionless)" legend_constants[17] = "PC in component circulatory_dynamics (mmHg)" legend_constants[18] = "RBF in component circulatory_dynamics (L_per_minute)" legend_constants[19] = "VIM in component circulatory_dynamics (dimensionless)" legend_constants[20] = "VP in component circulatory_dynamics (litre)" legend_constants[21] = "VRC in component circulatory_dynamics (litre)" legend_constants[22] = "VV6 in component circulatory_dynamics (litre)" legend_constants[23] = "VV7 in component circulatory_dynamics (litre)" legend_constants[24] = "VVR in component circulatory_dynamics (litre)" legend_states[0] = "VVS1 in component venous_blood_volume (litre)" legend_states[1] = "VAS1 in component arterial_blood_volume (litre)" legend_states[2] = "VLA1 in component left_atrial_blood_volume (litre)" legend_states[3] = "VPA1 in component pulmonary_vasculature_blood_volume (litre)" legend_states[4] = "VRA1 in component right_atrial_blood_volume (litre)" legend_algebraic[0] = "VBD in component total_blood_volume_change (litre)" legend_algebraic[33] = "QVO in component rate_of_blood_flow_from_veins_to_right_atrium (L_per_minute)" legend_algebraic[45] = "QRO in component right_ventricular_output (L_per_minute)" legend_algebraic[1] = "VRA in component right_atrial_blood_volume (litre)" legend_algebraic[47] = "DRA in component right_atrial_blood_volume (L_per_minute)" legend_algebraic[3] = "PRA in component right_atrial_pressure (mmHg)" legend_algebraic[2] = "VRE in component right_atrial_pressure (litre)" legend_algebraic[4] = "PRA1 in component autonomic_stimulation_effect_on_right_atrial_pressure (mmHg)" legend_constants[25] = "HTAUML in component parameter_values (dimensionless)" legend_algebraic[8] = "PPA in component pulmonary_vasculature_pressure (mmHg)" legend_algebraic[10] = "RVM in component pressure_effect_on_right_ventricular_pumping (dimensionless)" legend_algebraic[9] = "PP2 in component pressure_effect_on_right_ventricular_pumping (mmHg)" legend_algebraic[41] = "QLO in component left_ventricular_output (L_per_minute)" legend_algebraic[24] = "QLN in component left_ventricular_output (L_per_minute)" legend_algebraic[42] = "HPEF in component pumping_effectiveness_of_right_ventricle (L_per_minute)" legend_constants[26] = "QRF in component parameter_values (L_per_minute)" legend_constants[27] = "HSR in component parameter_values (dimensionless)" legend_algebraic[5] = "QRN in component right_ventricular_output (dimensionless)" legend_algebraic[22] = "QPO in component rate_of_blood_flow_from_pulmonary_veins_to_left_atrium (L_per_minute)" legend_algebraic[6] = "VPA in component pulmonary_vasculature_blood_volume (litre)" legend_algebraic[48] = "DPA in component pulmonary_vasculature_blood_volume (L_per_minute)" legend_algebraic[7] = "VPE in component pulmonary_vasculature_pressure (litre)" legend_algebraic[14] = "RPA in component pulmonary_arterial_resistance (mmHg_minute_per_L)" legend_algebraic[11] = "PP1T in component pulmonary_arterial_resistance (L_per_minute_per_mmHg)" legend_algebraic[12] = "PP1 in component pulmonary_arterial_resistance (L_per_minute_per_mmHg)" legend_algebraic[13] = "CPA in component pulmonary_arterial_resistance (L_per_minute_per_mmHg)" legend_algebraic[17] = "PLA in component left_atrial_pressure (mmHg)" legend_algebraic[19] = "RPV in component pulmonary_venous_resistance (mmHg_minute_per_L)" legend_algebraic[18] = "PL1 in component pulmonary_venous_resistance (mmHg)" legend_algebraic[20] = "RPT in component total_pulmonary_vascular_resistance (mmHg_minute_per_L)" legend_algebraic[21] = "PGL in component pressure_gradient_through_the_lungs (mmHg)" legend_algebraic[15] = "VLA in component left_atrial_blood_volume (litre)" legend_algebraic[43] = "DLA in component left_atrial_blood_volume (L_per_minute)" legend_algebraic[16] = "VLE in component left_atrial_pressure (litre)" legend_algebraic[23] = "PLA1 in component autonomic_stimulation_effect_on_left_atrial_pressure (mmHg)" legend_algebraic[36] = "PA in component arterial_pressure_and_pressure_gradient (mmHg)" legend_algebraic[38] = "LVM in component pumping_effectiveness_of_left_ventricle (dimensionless)" legend_algebraic[37] = "PA2 in component pumping_effectiveness_of_left_ventricle (mmHg)" legend_algebraic[39] = "QLOT in component left_ventricular_output (L_per_minute)" legend_constants[28] = "HSL in component parameter_values (dimensionless)" legend_algebraic[40] = "QLO1 in component left_ventricular_output (L_per_minute)" legend_algebraic[58] = "QAO in component systemic_blood_flow (L_per_minute)" legend_algebraic[25] = "VVS in component venous_blood_volume (litre)" legend_algebraic[59] = "DVS in component venous_blood_volume (L_per_minute)" legend_constants[40] = "VVA in component angiotensin_induced_venous_constriction (litre)" legend_constants[29] = "ANY in component parameter_values (litre)" legend_algebraic[27] = "VVE in component venous_excess_volume (litre)" legend_algebraic[26] = "VVE1 in component venous_excess_volume (litre)" legend_algebraic[29] = "PVS in component venous_average_pressure (mmHg)" legend_constants[30] = "CV in component parameter_values (L_per_mmHg)" legend_algebraic[28] = "PVS1 in component venous_average_pressure (mmHg)" legend_algebraic[30] = "PR1 in component venous_outflow_pressure_into_heart (mmHg)" legend_constants[31] = "PR1LL in component parameter_values (mmHg)" legend_algebraic[31] = "RVG in component resistance_from_veins_to_right_atrium (mmHg_minute_per_L)" legend_algebraic[32] = "PGV in component rate_of_blood_flow_from_veins_to_right_atrium (mmHg)" legend_constants[43] = "RVS in component venous_resistance (mmHg_minute_per_L)" legend_constants[32] = "CN7 in component parameter_values (dimensionless)" legend_constants[33] = "CN2 in component parameter_values (per_mmHg)" legend_constants[34] = "RVSM in component parameter_values (mmHg_minute_per_L)" legend_constants[41] = "CN3 in component venous_resistance (dimensionless)" legend_constants[42] = "RV1 in component venous_resistance (mmHg_minute_per_L)" legend_constants[44] = "NNRVR in component NM_NR_venous_resistance (mmHg_minute_per_L)" legend_algebraic[34] = "VAS in component arterial_blood_volume (litre)" legend_algebraic[60] = "DAS in component arterial_blood_volume (L_per_minute)" legend_algebraic[44] = "PAG in component arterial_pressure_and_pressure_gradient (mmHg)" legend_algebraic[35] = "VAE in component arterial_pressure_and_pressure_gradient (litre)" legend_algebraic[46] = "PAM in component pressure_effect_on_arterial_distention (dimensionless)" legend_constants[35] = "PAEX in component parameter_values (dimensionless)" legend_algebraic[49] = "R1 in component non_renal_systemic_arterial_resistance_multiplier (dimensionless)" legend_algebraic[50] = "NNRAR in component NM_NR_arterial_resistance (mmHg_minute_per_L)" legend_constants[36] = "RAR in component parameter_values (mmHg_minute_per_L)" legend_constants[37] = "RMULT1 in component parameter_values (dimensionless)" legend_algebraic[51] = "PGS in component pressure_gradient_from_arteries_to_veins (mmHg)" legend_algebraic[52] = "RSM in component M_systemic_resistance (mmHg_minute_per_L)" legend_constants[38] = "RAM in component parameter_values (mmHg_minute_per_L)" legend_algebraic[53] = "RSN in component total_NM_NR_systemic_resistance (mmHg_minute_per_L)" legend_algebraic[54] = "BFM in component blood_flow_through_M_tissues (L_per_minute)" legend_algebraic[55] = "BFN in component blood_flow_through_NM_NR_tissues (L_per_minute)" legend_algebraic[56] = "FISFLO in component blood_flow_through_AV_fistulas (L_per_minute)" legend_constants[39] = "FIS in component parameter_values (L_per_minute_per_mmHg)" legend_algebraic[57] = "SYSFLO in component systemic_blood_flow (L_per_minute)" legend_algebraic[61] = "RTP in component total_peripheral_resistance (mmHg_minute_per_L)" legend_rates[4] = "d/dt VRA1 in component right_atrial_blood_volume (litre)" legend_rates[3] = "d/dt VPA1 in component pulmonary_vasculature_blood_volume (litre)" legend_rates[2] = "d/dt VLA1 in component left_atrial_blood_volume (litre)" legend_rates[0] = "d/dt VVS1 in component venous_blood_volume (litre)" legend_rates[1] = "d/dt VAS1 in component arterial_blood_volume (litre)" return (legend_states, legend_algebraic, legend_voi, legend_constants) def initConsts(): constants = [0.0] * sizeConstants; states = [0.0] * sizeStates; constants[0] = 1.0 constants[1] = 1.0 constants[2] = 0.925271 constants[3] = 1.0 constants[4] = 1.16463 constants[5] = 1.0 constants[6] = 0.0 constants[7] = 1.00022 constants[8] = 1.00012 constants[9] = 1.00066 constants[10] = 1.0 constants[11] = 1.0 constants[12] = 1.00163 constants[13] = 1.00237 constants[14] = 1.0 constants[15] = 0.97287 constants[16] = 1.0 constants[17] = 16.9144 constants[18] = 1.22057 constants[19] = 1.00076 constants[20] = 3.00449 constants[21] = 2.00439 constants[22] = 0.0101913 constants[23] = 0.00366525 constants[24] = 2.50967 states[0] = 3.28246 states[1] = 0.862514 states[2] = 0.379883 states[3] = 0.38131 states[4] = 0.100043 constants[25] = 0.4 constants[26] = 0.15 constants[27] = 1 constants[28] = 1 constants[29] = -0.2 constants[30] = 0.1 constants[31] = 0 constants[32] = 0.2 constants[33] = 0.0212 constants[34] = 1 constants[35] = 2 constants[36] = 30.52 constants[37] = 1 constants[38] = 96.3 constants[39] = 0 constants[40] = (constants[2]-1.00000)*constants[29] constants[41] = ((constants[17]-17.0000)*constants[32]+17.0000)*constants[33] constants[42] = constants[34]/constants[41] constants[43] = constants[10]*constants[42]*constants[19]*constants[3] constants[44] = constants[43]*1.79000 return (states, constants) def computeRates(voi, states, constants): rates = [0.0] * sizeStates; algebraic = [0.0] * sizeAlgebraic algebraic[0] = ((((((constants[20]+constants[21])-states[0])-states[1])-states[2])-states[3])-states[4])/2.00000 algebraic[15] = states[2]+algebraic[0]*0.128000 algebraic[16] = algebraic[15]-0.380000 algebraic[17] = algebraic[16]/0.0100000 algebraic[23] = (algebraic[17]+4.00000)*(constants[25]*(constants[7]-1.00000)+1.00000)-4.00000 algebraic[24] = custom_piecewise([less_equal(algebraic[23] , -2.00000), 0.0100000 , greater(algebraic[23] , -2.00000) & less_equal(algebraic[23] , 1.00000), 0.0100000+((3.60000-0.0100000)*(algebraic[23]--2.00000))/(1.00000--2.00000) , greater(algebraic[23] , 1.00000) & less_equal(algebraic[23] , 5.00000), 3.60000+((9.40000-3.60000)*(algebraic[23]-1.00000))/(5.00000-1.00000) , greater(algebraic[23] , 5.00000) & less_equal(algebraic[23] , 8.00000), 9.40000+((11.6000-9.40000)*(algebraic[23]-5.00000))/(8.00000-5.00000) , greater(algebraic[23] , 8.00000) & less_equal(algebraic[23] , 12.0000), 11.6000+((13.5000-11.6000)*(algebraic[23]-8.00000))/(12.0000-8.00000) , True, 13.5000]) algebraic[34] = states[1]+algebraic[0]*0.261000 algebraic[35] = algebraic[34]-0.495000 algebraic[36] = algebraic[35]/0.00355000 algebraic[37] = algebraic[36]/(constants[8]*constants[15]) algebraic[38] = custom_piecewise([less_equal(algebraic[37] , 0.00000), 1.04000 , greater(algebraic[37] , 0.00000) & less_equal(algebraic[37] , 60.0000), 1.04000+((1.02500-1.04000)*(algebraic[37]-0.00000))/(60.0000-0.00000) , greater(algebraic[37] , 60.0000) & less_equal(algebraic[37] , 125.000), 1.02500+((0.970000-1.02500)*(algebraic[37]-60.0000))/(125.000-60.0000) , greater(algebraic[37] , 125.000) & less_equal(algebraic[37] , 160.000), 0.970000+((0.880000-0.970000)*(algebraic[37]-125.000))/(160.000-125.000) , greater(algebraic[37] , 160.000) & less_equal(algebraic[37] , 200.000), 0.880000+((0.590000-0.880000)*(algebraic[37]-160.000))/(200.000-160.000) , greater(algebraic[37] , 200.000) & less_equal(algebraic[37] , 240.000), 0.590000+((0.00000-0.590000)*(algebraic[37]-200.000))/(240.000-200.000) , True, 0.00000]) algebraic[39] = algebraic[38]*algebraic[24]*constants[8]*constants[28]*constants[11]*constants[12] algebraic[40] = (algebraic[17]-algebraic[36])/3.00000 algebraic[41] = custom_piecewise([greater(algebraic[40] , 0.00000), algebraic[39]+algebraic[40] , True, algebraic[39]]) algebraic[6] = states[3]+algebraic[0]*0.155000 algebraic[7] = algebraic[6]-0.306250 algebraic[8] = algebraic[7]/0.00480000 algebraic[11] = 0.0260000*algebraic[8] algebraic[12] = custom_piecewise([less(algebraic[11] , 1.00000e-05), 1.00000e-05 , True, algebraic[11]]) algebraic[13] = power(algebraic[12], 0.500000) algebraic[14] = 1.00000/algebraic[13] algebraic[18] = algebraic[17]+18.0000 algebraic[19] = 1.00000/(algebraic[18]*0.0357000) algebraic[20] = algebraic[19]+algebraic[14] algebraic[21] = algebraic[8]-algebraic[17] algebraic[22] = algebraic[21]/algebraic[20] algebraic[43] = algebraic[22]-algebraic[41] rates[2] = algebraic[43] algebraic[25] = states[0]+algebraic[0]*0.398600 algebraic[26] = ((((algebraic[25]-constants[24])-constants[40])-constants[23])-constants[22])-constants[6] algebraic[27] = custom_piecewise([less(algebraic[26] , 0.000100000), 0.000100000 , True, algebraic[26]]) algebraic[28] = 3.70000+(algebraic[27]-0.740000)/constants[30] algebraic[29] = custom_piecewise([less(algebraic[28] , 0.000100000), 0.000100000 , True, algebraic[28]]) algebraic[31] = 0.740000/(power(algebraic[29]/(constants[19]*3.70000), 0.500000)) algebraic[1] = states[4]+algebraic[0]*0.0574000 algebraic[2] = algebraic[1]-0.100000 algebraic[3] = algebraic[2]/0.00500000 algebraic[30] = custom_piecewise([less(algebraic[3] , constants[31]), constants[31] , True, algebraic[3]]) algebraic[32] = algebraic[29]-algebraic[30] algebraic[33] = algebraic[32]/algebraic[31] algebraic[9] = (algebraic[8]/constants[8])/constants[15] algebraic[10] = custom_piecewise([less_equal(algebraic[9] , 0.00000), 1.06000 , greater(algebraic[9] , 0.00000) & less_equal(algebraic[9] , 32.0000), 1.06000+((0.970000-1.06000)*(algebraic[9]-0.00000))/(32.0000-0.00000) , greater(algebraic[9] , 32.0000) & less_equal(algebraic[9] , 38.4000), 0.970000+((0.930000-0.970000)*(algebraic[9]-32.0000))/(38.4000-32.0000) , greater(algebraic[9] , 38.4000) & less_equal(algebraic[9] , 48.0000), 0.930000+((0.800000-0.930000)*(algebraic[9]-38.4000))/(48.0000-38.4000) , greater(algebraic[9] , 48.0000) & less_equal(algebraic[9] , 60.8000), 0.800000+((0.460000-0.800000)*(algebraic[9]-48.0000))/(60.8000-48.0000) , greater(algebraic[9] , 60.8000) & less_equal(algebraic[9] , 72.0000), 0.460000+((0.00000-0.460000)*(algebraic[9]-60.8000))/(72.0000-60.8000) , True, 0.00000]) algebraic[42] = (1.00000-constants[26])*constants[8]*algebraic[10]*constants[27]*constants[11]*constants[13]+(constants[26]*algebraic[41])/algebraic[24] algebraic[4] = (algebraic[3]+8.00000)*(constants[25]*(constants[7]-1.00000)+1.00000)-8.00000 algebraic[5] = custom_piecewise([less_equal(algebraic[4] , -8.00000), 0.00000 , greater(algebraic[4] , -8.00000) & less_equal(algebraic[4] , -6.00000), 0.00000+((0.750000-0.00000)*(algebraic[4]--8.00000))/(-6.00000--8.00000) , greater(algebraic[4] , -6.00000) & less_equal(algebraic[4] , -2.00000), 0.750000+((2.60000-0.750000)*(algebraic[4]--6.00000))/(-2.00000--6.00000) , greater(algebraic[4] , -2.00000) & less_equal(algebraic[4] , 4.00000), 2.60000+((9.80000-2.60000)*(algebraic[4]--2.00000))/(4.00000--2.00000) , greater(algebraic[4] , 4.00000) & less_equal(algebraic[4] , 12.0000), 9.80000+((13.5000-9.80000)*(algebraic[4]-4.00000))/(12.0000-4.00000) , True, 13.5000]) algebraic[45] = algebraic[5]*algebraic[42] algebraic[47] = algebraic[33]-algebraic[45] rates[4] = algebraic[47] algebraic[48] = algebraic[45]-algebraic[22] rates[3] = algebraic[48] algebraic[44] = algebraic[36]-algebraic[3] algebraic[56] = algebraic[44]*constants[39] algebraic[51] = algebraic[36]-algebraic[29] algebraic[46] = power(algebraic[36]/100.000, constants[35]) algebraic[49] = ((constants[2]*constants[0]*constants[9]*constants[19]*constants[16])/algebraic[46])/constants[5] algebraic[52] = constants[38]*constants[1]*algebraic[49]*constants[14]*constants[37] algebraic[54] = algebraic[51]/algebraic[52] algebraic[50] = constants[36]*constants[4]*algebraic[49]*constants[14]*constants[37] algebraic[53] = algebraic[50]+constants[44] algebraic[55] = algebraic[51]/algebraic[53] algebraic[57] = algebraic[54]+algebraic[55]+constants[18] algebraic[58] = algebraic[57]+algebraic[56] algebraic[59] = algebraic[58]-algebraic[33] rates[0] = algebraic[59] algebraic[60] = algebraic[41]-algebraic[58] rates[1] = algebraic[60] return(rates) def computeAlgebraic(constants, states, voi): algebraic = array([[0.0] * len(voi)] * sizeAlgebraic) states = array(states) voi = array(voi) algebraic[0] = ((((((constants[20]+constants[21])-states[0])-states[1])-states[2])-states[3])-states[4])/2.00000 algebraic[15] = states[2]+algebraic[0]*0.128000 algebraic[16] = algebraic[15]-0.380000 algebraic[17] = algebraic[16]/0.0100000 algebraic[23] = (algebraic[17]+4.00000)*(constants[25]*(constants[7]-1.00000)+1.00000)-4.00000 algebraic[24] = custom_piecewise([less_equal(algebraic[23] , -2.00000), 0.0100000 , greater(algebraic[23] , -2.00000) & less_equal(algebraic[23] , 1.00000), 0.0100000+((3.60000-0.0100000)*(algebraic[23]--2.00000))/(1.00000--2.00000) , greater(algebraic[23] , 1.00000) & less_equal(algebraic[23] , 5.00000), 3.60000+((9.40000-3.60000)*(algebraic[23]-1.00000))/(5.00000-1.00000) , greater(algebraic[23] , 5.00000) & less_equal(algebraic[23] , 8.00000), 9.40000+((11.6000-9.40000)*(algebraic[23]-5.00000))/(8.00000-5.00000) , greater(algebraic[23] , 8.00000) & less_equal(algebraic[23] , 12.0000), 11.6000+((13.5000-11.6000)*(algebraic[23]-8.00000))/(12.0000-8.00000) , True, 13.5000]) algebraic[34] = states[1]+algebraic[0]*0.261000 algebraic[35] = algebraic[34]-0.495000 algebraic[36] = algebraic[35]/0.00355000 algebraic[37] = algebraic[36]/(constants[8]*constants[15]) algebraic[38] = custom_piecewise([less_equal(algebraic[37] , 0.00000), 1.04000 , greater(algebraic[37] , 0.00000) & less_equal(algebraic[37] , 60.0000), 1.04000+((1.02500-1.04000)*(algebraic[37]-0.00000))/(60.0000-0.00000) , greater(algebraic[37] , 60.0000) & less_equal(algebraic[37] , 125.000), 1.02500+((0.970000-1.02500)*(algebraic[37]-60.0000))/(125.000-60.0000) , greater(algebraic[37] , 125.000) & less_equal(algebraic[37] , 160.000), 0.970000+((0.880000-0.970000)*(algebraic[37]-125.000))/(160.000-125.000) , greater(algebraic[37] , 160.000) & less_equal(algebraic[37] , 200.000), 0.880000+((0.590000-0.880000)*(algebraic[37]-160.000))/(200.000-160.000) , greater(algebraic[37] , 200.000) & less_equal(algebraic[37] , 240.000), 0.590000+((0.00000-0.590000)*(algebraic[37]-200.000))/(240.000-200.000) , True, 0.00000]) algebraic[39] = algebraic[38]*algebraic[24]*constants[8]*constants[28]*constants[11]*constants[12] algebraic[40] = (algebraic[17]-algebraic[36])/3.00000 algebraic[41] = custom_piecewise([greater(algebraic[40] , 0.00000), algebraic[39]+algebraic[40] , True, algebraic[39]]) algebraic[6] = states[3]+algebraic[0]*0.155000 algebraic[7] = algebraic[6]-0.306250 algebraic[8] = algebraic[7]/0.00480000 algebraic[11] = 0.0260000*algebraic[8] algebraic[12] = custom_piecewise([less(algebraic[11] , 1.00000e-05), 1.00000e-05 , True, algebraic[11]]) algebraic[13] = power(algebraic[12], 0.500000) algebraic[14] = 1.00000/algebraic[13] algebraic[18] = algebraic[17]+18.0000 algebraic[19] = 1.00000/(algebraic[18]*0.0357000) algebraic[20] = algebraic[19]+algebraic[14] algebraic[21] = algebraic[8]-algebraic[17] algebraic[22] = algebraic[21]/algebraic[20] algebraic[43] = algebraic[22]-algebraic[41] algebraic[25] = states[0]+algebraic[0]*0.398600 algebraic[26] = ((((algebraic[25]-constants[24])-constants[40])-constants[23])-constants[22])-constants[6] algebraic[27] = custom_piecewise([less(algebraic[26] , 0.000100000), 0.000100000 , True, algebraic[26]]) algebraic[28] = 3.70000+(algebraic[27]-0.740000)/constants[30] algebraic[29] = custom_piecewise([less(algebraic[28] , 0.000100000), 0.000100000 , True, algebraic[28]]) algebraic[31] = 0.740000/(power(algebraic[29]/(constants[19]*3.70000), 0.500000)) algebraic[1] = states[4]+algebraic[0]*0.0574000 algebraic[2] = algebraic[1]-0.100000 algebraic[3] = algebraic[2]/0.00500000 algebraic[30] = custom_piecewise([less(algebraic[3] , constants[31]), constants[31] , True, algebraic[3]]) algebraic[32] = algebraic[29]-algebraic[30] algebraic[33] = algebraic[32]/algebraic[31] algebraic[9] = (algebraic[8]/constants[8])/constants[15] algebraic[10] = custom_piecewise([less_equal(algebraic[9] , 0.00000), 1.06000 , greater(algebraic[9] , 0.00000) & less_equal(algebraic[9] , 32.0000), 1.06000+((0.970000-1.06000)*(algebraic[9]-0.00000))/(32.0000-0.00000) , greater(algebraic[9] , 32.0000) & less_equal(algebraic[9] , 38.4000), 0.970000+((0.930000-0.970000)*(algebraic[9]-32.0000))/(38.4000-32.0000) , greater(algebraic[9] , 38.4000) & less_equal(algebraic[9] , 48.0000), 0.930000+((0.800000-0.930000)*(algebraic[9]-38.4000))/(48.0000-38.4000) , greater(algebraic[9] , 48.0000) & less_equal(algebraic[9] , 60.8000), 0.800000+((0.460000-0.800000)*(algebraic[9]-48.0000))/(60.8000-48.0000) , greater(algebraic[9] , 60.8000) & less_equal(algebraic[9] , 72.0000), 0.460000+((0.00000-0.460000)*(algebraic[9]-60.8000))/(72.0000-60.8000) , True, 0.00000]) algebraic[42] = (1.00000-constants[26])*constants[8]*algebraic[10]*constants[27]*constants[11]*constants[13]+(constants[26]*algebraic[41])/algebraic[24] algebraic[4] = (algebraic[3]+8.00000)*(constants[25]*(constants[7]-1.00000)+1.00000)-8.00000 algebraic[5] = custom_piecewise([less_equal(algebraic[4] , -8.00000), 0.00000 , greater(algebraic[4] , -8.00000) & less_equal(algebraic[4] , -6.00000), 0.00000+((0.750000-0.00000)*(algebraic[4]--8.00000))/(-6.00000--8.00000) , greater(algebraic[4] , -6.00000) & less_equal(algebraic[4] , -2.00000), 0.750000+((2.60000-0.750000)*(algebraic[4]--6.00000))/(-2.00000--6.00000) , greater(algebraic[4] , -2.00000) & less_equal(algebraic[4] , 4.00000), 2.60000+((9.80000-2.60000)*(algebraic[4]--2.00000))/(4.00000--2.00000) , greater(algebraic[4] , 4.00000) & less_equal(algebraic[4] , 12.0000), 9.80000+((13.5000-9.80000)*(algebraic[4]-4.00000))/(12.0000-4.00000) , True, 13.5000]) algebraic[45] = algebraic[5]*algebraic[42] algebraic[47] = algebraic[33]-algebraic[45] algebraic[48] = algebraic[45]-algebraic[22] algebraic[44] = algebraic[36]-algebraic[3] algebraic[56] = algebraic[44]*constants[39] algebraic[51] = algebraic[36]-algebraic[29] algebraic[46] = power(algebraic[36]/100.000, constants[35]) algebraic[49] = ((constants[2]*constants[0]*constants[9]*constants[19]*constants[16])/algebraic[46])/constants[5] algebraic[52] = constants[38]*constants[1]*algebraic[49]*constants[14]*constants[37] algebraic[54] = algebraic[51]/algebraic[52] algebraic[50] = constants[36]*constants[4]*algebraic[49]*constants[14]*constants[37] algebraic[53] = algebraic[50]+constants[44] algebraic[55] = algebraic[51]/algebraic[53] algebraic[57] = algebraic[54]+algebraic[55]+constants[18] algebraic[58] = algebraic[57]+algebraic[56] algebraic[59] = algebraic[58]-algebraic[33] algebraic[60] = algebraic[41]-algebraic[58] algebraic[61] = algebraic[44]/algebraic[58] return algebraic def custom_piecewise(cases): """Compute result of a piecewise function""" return select(cases[0::2],cases[1::2]) def gcd(A, B): """Greatest common divisor""" if (iterable(A) and iterable(B)): x = []; for (a,b) in zip(A,B): assert (int(a) == a) and (int(b) == b) a = int(a); b = int(b) while a: a,b = b % a, a x.append(b) return x else: while A: A,B = B % A, A return b def solve_model(): """Solve model with ODE solver""" from scipy.integrate import ode # Initialise constants and state variables (init_states, constants) = initConsts() # Set timespan to solve over voi = linspace(0, 10, 500) # Construct ODE object to solve r = ode(computeRates) r.set_integrator('vode', method='bdf', atol=1e-06, rtol=1e-06, max_step=1) r.set_initial_value(init_states, voi[0]) r.set_f_params(constants) # Solve model states = array([[0.0] * len(voi)] * sizeStates) states[:,0] = init_states for (i,t) in enumerate(voi[1:]): if r.successful(): r.integrate(t) states[:,i+1] = r.y else: break # Compute algebraic variables algebraic = computeAlgebraic(constants, states, voi) return (voi, states, algebraic) def plot_model(voi, states, algebraic): """Plot variables against variable of integration""" import pylab (legend_states, legend_algebraic, legend_voi, legend_constants) = createLegends() pylab.figure(1) pylab.plot(voi,vstack((states,algebraic)).T) pylab.xlabel(legend_voi) pylab.legend(legend_states + legend_algebraic, loc='best') pylab.show() if __name__ == "__main__": (voi, states, algebraic) = solve_model() plot_model(voi, states, algebraic)