/* There are a total of 47 entries in the algebraic variable array. There are a total of 13 entries in each of the rate and state variable arrays. There are a total of 55 entries in the constant variable array. */ /* * VOI is time in component environment (millisecond). * STATES[0] is V in component membrane (millivolt). * CONSTANTS[0] is R in component membrane (joule_per_mole_kelvin). * CONSTANTS[1] is T in component membrane (kelvin). * CONSTANTS[2] is F in component membrane (coulomb_per_millimole). * ALGEBRAIC[20] is i_Na in component fast_sodium_current (microA_per_microF). * ALGEBRAIC[39] is i_Ca in component L_type_Ca_current (microA_per_microF). * ALGEBRAIC[40] is i_CaK in component L_type_Ca_current (microA_per_microF). * ALGEBRAIC[26] is i_Kr in component rapid_activating_delayed_rectifiyer_K_current (microA_per_microF). * ALGEBRAIC[27] is i_Ks in component slow_activating_delayed_rectifiyer_K_current (microA_per_microF). * ALGEBRAIC[28] is i_to in component transient_outward_potassium_current (microA_per_microF). * ALGEBRAIC[24] is i_K1 in component time_independent_potassium_current (microA_per_microF). * ALGEBRAIC[30] is i_Kp in component plateau_potassium_current (microA_per_microF). * ALGEBRAIC[33] is i_NaCa in component Na_Ca_exchanger (microA_per_microF). * ALGEBRAIC[32] is i_NaK in component sodium_potassium_pump (microA_per_microF). * ALGEBRAIC[34] is i_p_Ca in component sarcolemmal_calcium_pump (microA_per_microF). * ALGEBRAIC[36] is i_Ca_b in component calcium_background_current (microA_per_microF). * ALGEBRAIC[37] is i_Na_b in component sodium_background_current (microA_per_microF). * ALGEBRAIC[10] is i_Stim in component membrane (microA_per_microF). * CONSTANTS[3] is stim_start in component membrane (millisecond). * CONSTANTS[4] is stim_end in component membrane (millisecond). * CONSTANTS[5] is stim_period in component membrane (millisecond). * CONSTANTS[6] is stim_duration in component membrane (millisecond). * CONSTANTS[7] is stim_amplitude in component membrane (microA_per_microF). * CONSTANTS[50] is E_Na in component fast_sodium_current (millivolt). * CONSTANTS[8] is g_Na in component fast_sodium_current (milliS_per_microF). * CONSTANTS[9] is Na_o in component standard_ionic_concentrations (millimolar). * CONSTANTS[10] is Na_i in component standard_ionic_concentrations (millimolar). * STATES[1] is m in component fast_sodium_current_m_gate (dimensionless). * STATES[2] is h in component fast_sodium_current_h_gate (dimensionless). * STATES[3] is j in component fast_sodium_current_j_gate (dimensionless). * ALGEBRAIC[11] is alpha_m in component fast_sodium_current_m_gate (per_millisecond). * ALGEBRAIC[21] is beta_m in component fast_sodium_current_m_gate (per_millisecond). * ALGEBRAIC[0] is E0_m in component fast_sodium_current_m_gate (millivolt). * ALGEBRAIC[1] is alpha_h in component fast_sodium_current_h_gate (per_millisecond). * ALGEBRAIC[12] is beta_h in component fast_sodium_current_h_gate (per_millisecond). * CONSTANTS[11] is shift_h in component fast_sodium_current_h_gate (millivolt). * ALGEBRAIC[2] is alpha_j in component fast_sodium_current_j_gate (per_millisecond). * ALGEBRAIC[13] is beta_j in component fast_sodium_current_j_gate (per_millisecond). * CONSTANTS[12] is shift_j in component fast_sodium_current_j_gate (millivolt). * CONSTANTS[13] is g_K1 in component time_independent_potassium_current (milliS_per_microF). * CONSTANTS[14] is K_mK1 in component time_independent_potassium_current (millimolar). * CONSTANTS[51] is E_K in component rapid_activating_delayed_rectifiyer_K_current (millivolt). * CONSTANTS[15] is K_o in component standard_ionic_concentrations (millimolar). * ALGEBRAIC[23] is K1_infinity in component time_independent_potassium_current_K1_gate (dimensionless). * CONSTANTS[16] is g_Kr in component rapid_activating_delayed_rectifiyer_K_current (milliS_per_microF). * ALGEBRAIC[25] is R_V in component rapid_activating_delayed_rectifiyer_K_current (dimensionless). * CONSTANTS[17] is K_i in component standard_ionic_concentrations (millimolar). * STATES[4] is X_kr in component rapid_activating_delayed_rectifiyer_K_current_X_kr_gate (dimensionless). * ALGEBRAIC[3] is X_kr_inf in component rapid_activating_delayed_rectifiyer_K_current_X_kr_gate (dimensionless). * ALGEBRAIC[14] is tau_X_kr in component rapid_activating_delayed_rectifiyer_K_current_X_kr_gate (millisecond). * CONSTANTS[18] is g_Ks in component slow_activating_delayed_rectifiyer_K_current (milliS_per_microF). * CONSTANTS[52] is E_Ks in component slow_activating_delayed_rectifiyer_K_current (millivolt). * STATES[5] is X_ks in component slow_activating_delayed_rectifiyer_K_current_X_ks_gate (dimensionless). * ALGEBRAIC[15] is tau_X_ks in component slow_activating_delayed_rectifiyer_K_current_X_ks_gate (millisecond). * ALGEBRAIC[4] is X_ks_infinity in component slow_activating_delayed_rectifiyer_K_current_X_ks_gate (dimensionless). * CONSTANTS[19] is g_to in component transient_outward_potassium_current (milliS_per_microF). * STATES[6] is X_to in component transient_outward_potassium_current_X_to_gate (dimensionless). * STATES[7] is Y_to in component transient_outward_potassium_current_Y_to_gate (dimensionless). * ALGEBRAIC[5] is alpha_X_to in component transient_outward_potassium_current_X_to_gate (per_millisecond). * ALGEBRAIC[16] is beta_X_to in component transient_outward_potassium_current_X_to_gate (per_millisecond). * ALGEBRAIC[6] is alpha_Y_to in component transient_outward_potassium_current_Y_to_gate (per_millisecond). * ALGEBRAIC[17] is beta_Y_to in component transient_outward_potassium_current_Y_to_gate (per_millisecond). * CONSTANTS[20] is g_Kp in component plateau_potassium_current (milliS_per_microF). * ALGEBRAIC[29] is Kp_V in component plateau_potassium_current_Kp_gate (dimensionless). * CONSTANTS[21] is i_NaK_max in component sodium_potassium_pump (microA_per_microF). * ALGEBRAIC[31] is f_NaK in component sodium_potassium_pump (dimensionless). * CONSTANTS[22] is K_mNai in component sodium_potassium_pump (millimolar). * CONSTANTS[23] is K_mKo in component sodium_potassium_pump (millimolar). * CONSTANTS[53] is sigma in component sodium_potassium_pump (dimensionless). * CONSTANTS[24] is K_mCa in component Na_Ca_exchanger (micromolar). * CONSTANTS[25] is K_mNa in component Na_Ca_exchanger (millimolar). * CONSTANTS[26] is K_NaCa in component Na_Ca_exchanger (microA_per_microF). * CONSTANTS[27] is K_sat in component Na_Ca_exchanger (dimensionless). * CONSTANTS[28] is eta in component Na_Ca_exchanger (dimensionless). * STATES[8] is Ca_i in component calcium_dynamics (micromolar). * CONSTANTS[29] is Ca_o in component standard_ionic_concentrations (micromolar). * CONSTANTS[30] is K_mpCa in component sarcolemmal_calcium_pump (micromolar). * CONSTANTS[31] is i_pCa_max in component sarcolemmal_calcium_pump (microA_per_microF). * CONSTANTS[32] is g_Cab in component calcium_background_current (milliS_per_microF). * ALGEBRAIC[35] is E_Ca in component calcium_background_current (millivolt). * CONSTANTS[33] is g_Nab in component sodium_background_current (milliS_per_microF). * CONSTANTS[34] is P_Ca in component L_type_Ca_current (cm_per_millisecond). * CONSTANTS[35] is P_CaK in component L_type_Ca_current (cm_per_millisecond). * CONSTANTS[36] is i_Ca_half in component L_type_Ca_current (microA_per_microF). * ALGEBRAIC[38] is i_Ca_max in component L_type_Ca_current (microA_per_microF). * CONSTANTS[37] is C_sc in component L_type_Ca_current (microF_per_cm2). * STATES[9] is f in component L_type_Ca_current_f_gate (dimensionless). * STATES[10] is d in component L_type_Ca_current_d_gate (dimensionless). * STATES[11] is f_Ca in component L_type_Ca_current_f_Ca_gate (dimensionless). * ALGEBRAIC[7] is f_infinity in component L_type_Ca_current_f_gate (dimensionless). * ALGEBRAIC[18] is tau_f in component L_type_Ca_current_f_gate (millisecond). * ALGEBRAIC[8] is d_infinity in component L_type_Ca_current_d_gate (dimensionless). * ALGEBRAIC[22] is tau_d in component L_type_Ca_current_d_gate (millisecond). * ALGEBRAIC[19] is E0_m in component L_type_Ca_current_d_gate (millivolt). * CONSTANTS[54] is tau_f_Ca in component L_type_Ca_current_f_Ca_gate (millisecond). * ALGEBRAIC[9] is f_Ca_infinity in component L_type_Ca_current_f_Ca_gate (dimensionless). * CONSTANTS[38] is K_mfCa in component L_type_Ca_current_f_Ca_gate (micromolar). * ALGEBRAIC[45] is beta_i in component calcium_dynamics (dimensionless). * CONSTANTS[39] is K_mCMDN in component calcium_dynamics (micromolar). * CONSTANTS[40] is CMDN_tot in component calcium_dynamics (micromolar). * CONSTANTS[41] is V_myo in component calcium_dynamics (microlitre). * CONSTANTS[42] is A_Cap in component calcium_dynamics (cm2). * ALGEBRAIC[43] is J_rel in component calcium_dynamics (micromolar_per_millisecond). * ALGEBRAIC[44] is J_leak in component calcium_dynamics (micromolar_per_millisecond). * ALGEBRAIC[41] is J_up in component calcium_dynamics (micromolar_per_millisecond). * STATES[12] is Ca_SR in component calcium_dynamics (micromolar). * CONSTANTS[43] is P_rel in component calcium_dynamics (per_millisecond). * CONSTANTS[44] is P_leak in component calcium_dynamics (per_millisecond). * CONSTANTS[45] is K_mCSQN in component calcium_dynamics (micromolar). * CONSTANTS[46] is CSQN_tot in component calcium_dynamics (micromolar). * CONSTANTS[47] is V_SR in component calcium_dynamics (microlitre). * CONSTANTS[48] is V_up in component calcium_dynamics (micromolar_per_millisecond). * CONSTANTS[49] is K_mup in component calcium_dynamics (micromolar). * ALGEBRAIC[42] is gamma in component calcium_dynamics (dimensionless). * ALGEBRAIC[46] is beta_SR in component calcium_dynamics (dimensionless). * RATES[0] is d/dt V in component membrane (millivolt). * RATES[1] is d/dt m in component fast_sodium_current_m_gate (dimensionless). * RATES[2] is d/dt h in component fast_sodium_current_h_gate (dimensionless). * RATES[3] is d/dt j in component fast_sodium_current_j_gate (dimensionless). * RATES[4] is d/dt X_kr in component rapid_activating_delayed_rectifiyer_K_current_X_kr_gate (dimensionless). * RATES[5] is d/dt X_ks in component slow_activating_delayed_rectifiyer_K_current_X_ks_gate (dimensionless). * RATES[6] is d/dt X_to in component transient_outward_potassium_current_X_to_gate (dimensionless). * RATES[7] is d/dt Y_to in component transient_outward_potassium_current_Y_to_gate (dimensionless). * RATES[9] is d/dt f in component L_type_Ca_current_f_gate (dimensionless). * RATES[10] is d/dt d in component L_type_Ca_current_d_gate (dimensionless). * RATES[11] is d/dt f_Ca in component L_type_Ca_current_f_Ca_gate (dimensionless). * RATES[12] is d/dt Ca_SR in component calcium_dynamics (micromolar). * RATES[8] is d/dt Ca_i in component calcium_dynamics (micromolar). */ void initConsts(double* CONSTANTS, double* RATES, double *STATES) { STATES[0] = -94.7; CONSTANTS[0] = 8.314; CONSTANTS[1] = 310; CONSTANTS[2] = 96.5; CONSTANTS[3] = 50; CONSTANTS[4] = 9000; CONSTANTS[5] = 1000; CONSTANTS[6] = 1; CONSTANTS[7] = -80; CONSTANTS[8] = 12.8; CONSTANTS[9] = 138; CONSTANTS[10] = 10; STATES[1] = 0.00024676; STATES[2] = 0.99869; STATES[3] = 0.99887; CONSTANTS[11] = 0; CONSTANTS[12] = 0; CONSTANTS[13] = 2.8; CONSTANTS[14] = 13; CONSTANTS[15] = 4; CONSTANTS[16] = 0.0136; CONSTANTS[17] = 149.4; STATES[4] = 0.229; CONSTANTS[18] = 0.0245; STATES[5] = 0.0001; CONSTANTS[19] = 0.23815; STATES[6] = 0.00003742; STATES[7] = 1; CONSTANTS[20] = 0.002216; CONSTANTS[21] = 0.693; CONSTANTS[22] = 10; CONSTANTS[23] = 1.5; CONSTANTS[24] = 1380; CONSTANTS[25] = 87.5; CONSTANTS[26] = 1500; CONSTANTS[27] = 0.2; CONSTANTS[28] = 0.35; STATES[8] = 0.0472; CONSTANTS[29] = 2000; CONSTANTS[30] = 0.05; CONSTANTS[31] = 0.05; CONSTANTS[32] = 0.0003842; CONSTANTS[33] = 0.0031; CONSTANTS[34] = 0.0000226; CONSTANTS[35] = 0.000000579; CONSTANTS[36] = -0.265; CONSTANTS[37] = 1; STATES[9] = 0.983; STATES[10] = 0.0001; STATES[11] = 0.942; CONSTANTS[38] = 0.18; CONSTANTS[39] = 2; CONSTANTS[40] = 10; CONSTANTS[41] = 0.00002584; CONSTANTS[42] = 0.0001534; STATES[12] = 320; CONSTANTS[43] = 6; CONSTANTS[44] = 0.000001; CONSTANTS[45] = 600; CONSTANTS[46] = 10000; CONSTANTS[47] = 0.000002; CONSTANTS[48] = 0.1; CONSTANTS[49] = 0.32; CONSTANTS[50] = (( CONSTANTS[0]*CONSTANTS[1])/CONSTANTS[2])*log(CONSTANTS[9]/CONSTANTS[10]); CONSTANTS[51] = (( CONSTANTS[0]*CONSTANTS[1])/CONSTANTS[2])*log(CONSTANTS[15]/CONSTANTS[17]); CONSTANTS[52] = (( CONSTANTS[0]*CONSTANTS[1])/CONSTANTS[2])*log((CONSTANTS[15]+ 0.0183300*CONSTANTS[9])/(CONSTANTS[17]+ 0.0183300*CONSTANTS[10])); CONSTANTS[53] = (1.00000/7.00000)*(exp(CONSTANTS[9]/67.3000) - 1.00000); CONSTANTS[54] = 30.0000; } void computeRates(double VOI, double* CONSTANTS, double* RATES, double* STATES, double* ALGEBRAIC) { ALGEBRAIC[9] = 1.00000/(1.00000+pow(STATES[8]/CONSTANTS[38], 3.00000)); RATES[11] = (ALGEBRAIC[9] - STATES[11])/CONSTANTS[54]; ALGEBRAIC[1] = 0.135000*exp(((STATES[0]+80.0000) - CONSTANTS[11])/- 6.80000); ALGEBRAIC[12] = 7.50000/(1.00000+exp( - 0.100000*((STATES[0]+11.0000) - CONSTANTS[11]))); RATES[2] = ALGEBRAIC[1]*(1.00000 - STATES[2]) - ALGEBRAIC[12]*STATES[2]; ALGEBRAIC[2] = ( 0.175000*exp(((STATES[0]+100.000) - CONSTANTS[12])/- 23.0000))/(1.00000+exp( 0.150000*((STATES[0]+79.0000) - CONSTANTS[12]))); ALGEBRAIC[13] = 0.300000/(1.00000+exp( - 0.100000*((STATES[0]+32.0000) - CONSTANTS[12]))); RATES[3] = ALGEBRAIC[2]*(1.00000 - STATES[3]) - ALGEBRAIC[13]*STATES[3]; ALGEBRAIC[3] = 1.00000/(1.00000+exp(- 2.18200 - 0.181900*STATES[0])); ALGEBRAIC[14] = 43.0000+1.00000/(exp(- 5.49500+ 0.169100*STATES[0])+exp(- 7.67700 - 0.0128000*STATES[0])); RATES[4] = (ALGEBRAIC[3] - STATES[4])/ALGEBRAIC[14]; ALGEBRAIC[15] = 1.00000/(( 7.19000e-05*(STATES[0] - 10.0000))/(1.00000 - exp( - 0.148000*(STATES[0] - 10.0000)))+( 0.000131000*(STATES[0] - 10.0000))/(exp( 0.0687000*(STATES[0] - 10.0000)) - 1.00000)); ALGEBRAIC[4] = 1.00000/(1.00000+exp((STATES[0] - 16.0000)/- 13.6000)); RATES[5] = (ALGEBRAIC[4] - STATES[5])/ALGEBRAIC[15]; ALGEBRAIC[5] = 0.0451600*exp( 0.0357700*STATES[0]); ALGEBRAIC[16] = 0.0989000*exp( - 0.0623700*STATES[0]); RATES[6] = ALGEBRAIC[5]*(1.00000 - STATES[6]) - ALGEBRAIC[16]*STATES[6]; ALGEBRAIC[6] = ( 0.00541500*exp((STATES[0]+33.5000)/- 5.00000))/(1.00000+ 0.0513350*exp((STATES[0]+33.5000)/- 5.00000)); ALGEBRAIC[17] = ( 0.00541500*exp((STATES[0]+33.5000)/5.00000))/(1.00000+ 0.0513350*exp((STATES[0]+33.5000)/5.00000)); RATES[7] = ALGEBRAIC[6]*(1.00000 - STATES[7]) - ALGEBRAIC[17]*STATES[7]; ALGEBRAIC[7] = 1.00000/(1.00000+exp((STATES[0]+12.5000)/5.00000)); ALGEBRAIC[18] = 30.0000+200.000/(1.00000+exp((STATES[0]+20.0000)/9.50000)); RATES[9] = (ALGEBRAIC[7] - STATES[9])/ALGEBRAIC[18]; ALGEBRAIC[0] = STATES[0]+47.1300; ALGEBRAIC[11] = ( 0.320000*ALGEBRAIC[0])/(1.00000 - exp( - 0.100000*ALGEBRAIC[0])); ALGEBRAIC[21] = 0.0800000*exp(- STATES[0]/11.0000); RATES[1] = ALGEBRAIC[11]*(1.00000 - STATES[1]) - ALGEBRAIC[21]*STATES[1]; ALGEBRAIC[8] = 1.00000/(1.00000+exp((STATES[0]+10.0000)/- 6.24000)); ALGEBRAIC[19] = STATES[0]+40.0000; ALGEBRAIC[22] = 1.00000/(( 0.250000*exp( - 0.0100000*STATES[0]))/(1.00000+exp( - 0.0700000*STATES[0]))+( 0.0700000*exp( - 0.0500000*ALGEBRAIC[19]))/(1.00000+exp( 0.0500000*ALGEBRAIC[19]))); RATES[10] = (ALGEBRAIC[8] - STATES[10])/ALGEBRAIC[22]; ALGEBRAIC[20] = CONSTANTS[8]*pow(STATES[1], 3.00000)*STATES[2]*STATES[3]*(STATES[0] - CONSTANTS[50]); ALGEBRAIC[38] = ( (( (CONSTANTS[34]/CONSTANTS[37])*4.00000*STATES[0]*pow(CONSTANTS[2], 2.00000))/( CONSTANTS[0]*CONSTANTS[1]))*( STATES[8]*exp(( 2.00000*STATES[0]*CONSTANTS[2])/( CONSTANTS[0]*CONSTANTS[1])) - 0.341000*CONSTANTS[29]))/(exp(( 2.00000*STATES[0]*CONSTANTS[2])/( CONSTANTS[0]*CONSTANTS[1])) - 1.00000); ALGEBRAIC[39] = ALGEBRAIC[38]*STATES[9]*STATES[10]*STATES[11]; ALGEBRAIC[40] = ( (( (( (CONSTANTS[35]/CONSTANTS[37])*STATES[9]*STATES[10]*STATES[11])/(1.00000+ALGEBRAIC[38]/CONSTANTS[36]))*1000.00*STATES[0]*pow(CONSTANTS[2], 2.00000))/( CONSTANTS[0]*CONSTANTS[1]))*( CONSTANTS[17]*exp(( STATES[0]*CONSTANTS[2])/( CONSTANTS[0]*CONSTANTS[1])) - CONSTANTS[15]))/(exp(( STATES[0]*CONSTANTS[2])/( CONSTANTS[0]*CONSTANTS[1])) - 1.00000); ALGEBRAIC[25] = 1.00000/(1.00000+ 2.50000*exp( 0.100000*(STATES[0]+28.0000))); ALGEBRAIC[26] = CONSTANTS[16]*ALGEBRAIC[25]*STATES[4]* pow((CONSTANTS[15]/4.00000), 1.0 / 2)*(STATES[0] - CONSTANTS[51]); ALGEBRAIC[27] = CONSTANTS[18]*pow(STATES[5], 2.00000)*(STATES[0] - CONSTANTS[52]); ALGEBRAIC[28] = CONSTANTS[19]*STATES[6]*STATES[7]*(STATES[0] - CONSTANTS[51]); ALGEBRAIC[23] = 1.00000/(2.00000+exp( (( 1.62000*CONSTANTS[2])/( CONSTANTS[0]*CONSTANTS[1]))*(STATES[0] - CONSTANTS[51]))); ALGEBRAIC[24] = (( CONSTANTS[13]*ALGEBRAIC[23]*CONSTANTS[15])/(CONSTANTS[15]+CONSTANTS[14]))*(STATES[0] - CONSTANTS[51]); ALGEBRAIC[29] = 1.00000/(1.00000+exp((7.48800 - STATES[0])/5.98000)); ALGEBRAIC[30] = CONSTANTS[20]*ALGEBRAIC[29]*(STATES[0] - CONSTANTS[51]); ALGEBRAIC[33] = (CONSTANTS[26]/( (pow(CONSTANTS[25], 3.00000)+pow(CONSTANTS[9], 3.00000))*(CONSTANTS[24]+CONSTANTS[29])*(1.00000+ CONSTANTS[27]*exp(( (CONSTANTS[28] - 1.00000)*STATES[0]*CONSTANTS[2])/( CONSTANTS[0]*CONSTANTS[1])))))*( exp(( CONSTANTS[28]*STATES[0]*CONSTANTS[2])/( CONSTANTS[0]*CONSTANTS[1]))*pow(CONSTANTS[10], 3.00000)*CONSTANTS[29] - exp(( (CONSTANTS[28] - 1.00000)*STATES[0]*CONSTANTS[2])/( CONSTANTS[0]*CONSTANTS[1]))*pow(CONSTANTS[9], 3.00000)*STATES[8]); ALGEBRAIC[31] = 1.00000/(1.00000+ 0.124500*exp(( - 0.100000*STATES[0]*CONSTANTS[2])/( CONSTANTS[0]*CONSTANTS[1]))+ 0.0365000*CONSTANTS[53]*exp(( - STATES[0]*CONSTANTS[2])/( CONSTANTS[0]*CONSTANTS[1]))); ALGEBRAIC[32] = ( (( CONSTANTS[21]*ALGEBRAIC[31])/(1.00000+pow(CONSTANTS[22]/CONSTANTS[10], 1.50000)))*CONSTANTS[15])/(CONSTANTS[15]+CONSTANTS[23]); ALGEBRAIC[34] = ( CONSTANTS[31]*STATES[8])/(CONSTANTS[30]+STATES[8]); ALGEBRAIC[35] = (( CONSTANTS[0]*CONSTANTS[1])/( 2.00000*CONSTANTS[2]))*log(CONSTANTS[29]/STATES[8]); ALGEBRAIC[36] = CONSTANTS[32]*(STATES[0] - ALGEBRAIC[35]); ALGEBRAIC[37] = CONSTANTS[33]*(STATES[0] - CONSTANTS[50]); ALGEBRAIC[10] = (VOI>=CONSTANTS[3]&&VOI<=CONSTANTS[4]&&(VOI - CONSTANTS[3]) - floor((VOI - CONSTANTS[3])/CONSTANTS[5])*CONSTANTS[5]<=CONSTANTS[6] ? CONSTANTS[7] : 0.00000); RATES[0] = - (ALGEBRAIC[20]+ALGEBRAIC[39]+ALGEBRAIC[40]+ALGEBRAIC[26]+ALGEBRAIC[27]+ALGEBRAIC[28]+ALGEBRAIC[24]+ALGEBRAIC[30]+ALGEBRAIC[33]+ALGEBRAIC[32]+ALGEBRAIC[34]+ALGEBRAIC[37]+ALGEBRAIC[36]+ALGEBRAIC[10]); ALGEBRAIC[42] = 1.00000/(1.00000+pow(2000.00/STATES[12], 3.00000)); ALGEBRAIC[43] = ( CONSTANTS[43]*STATES[9]*STATES[10]*STATES[11]*( ALGEBRAIC[42]*STATES[12] - STATES[8]))/(1.00000+ 1.65000*exp(STATES[0]/20.0000)); ALGEBRAIC[44] = CONSTANTS[44]*(STATES[12] - STATES[8]); ALGEBRAIC[41] = CONSTANTS[48]/(1.00000+pow(CONSTANTS[49]/STATES[8], 2.00000)); ALGEBRAIC[46] = 1.00000/(1.00000+( CONSTANTS[46]*CONSTANTS[45])/pow(CONSTANTS[45]+STATES[12], 2.00000)); RATES[12] = ( ALGEBRAIC[46]*((ALGEBRAIC[41] - ALGEBRAIC[44]) - ALGEBRAIC[43])*CONSTANTS[41])/CONSTANTS[47]; ALGEBRAIC[45] = 1.00000/(1.00000+( CONSTANTS[40]*CONSTANTS[39])/pow(CONSTANTS[39]+STATES[8], 2.00000)); RATES[8] = ALGEBRAIC[45]*(((ALGEBRAIC[43]+ALGEBRAIC[44]) - ALGEBRAIC[41]) - (( CONSTANTS[42]*CONSTANTS[37])/( 2.00000*CONSTANTS[2]*CONSTANTS[41]))*((ALGEBRAIC[39]+ALGEBRAIC[36]+ALGEBRAIC[34]) - 2.00000*ALGEBRAIC[33])); } void computeVariables(double VOI, double* CONSTANTS, double* RATES, double* STATES, double* ALGEBRAIC) { ALGEBRAIC[9] = 1.00000/(1.00000+pow(STATES[8]/CONSTANTS[38], 3.00000)); ALGEBRAIC[1] = 0.135000*exp(((STATES[0]+80.0000) - CONSTANTS[11])/- 6.80000); ALGEBRAIC[12] = 7.50000/(1.00000+exp( - 0.100000*((STATES[0]+11.0000) - CONSTANTS[11]))); ALGEBRAIC[2] = ( 0.175000*exp(((STATES[0]+100.000) - CONSTANTS[12])/- 23.0000))/(1.00000+exp( 0.150000*((STATES[0]+79.0000) - CONSTANTS[12]))); ALGEBRAIC[13] = 0.300000/(1.00000+exp( - 0.100000*((STATES[0]+32.0000) - CONSTANTS[12]))); ALGEBRAIC[3] = 1.00000/(1.00000+exp(- 2.18200 - 0.181900*STATES[0])); ALGEBRAIC[14] = 43.0000+1.00000/(exp(- 5.49500+ 0.169100*STATES[0])+exp(- 7.67700 - 0.0128000*STATES[0])); ALGEBRAIC[15] = 1.00000/(( 7.19000e-05*(STATES[0] - 10.0000))/(1.00000 - exp( - 0.148000*(STATES[0] - 10.0000)))+( 0.000131000*(STATES[0] - 10.0000))/(exp( 0.0687000*(STATES[0] - 10.0000)) - 1.00000)); ALGEBRAIC[4] = 1.00000/(1.00000+exp((STATES[0] - 16.0000)/- 13.6000)); ALGEBRAIC[5] = 0.0451600*exp( 0.0357700*STATES[0]); ALGEBRAIC[16] = 0.0989000*exp( - 0.0623700*STATES[0]); ALGEBRAIC[6] = ( 0.00541500*exp((STATES[0]+33.5000)/- 5.00000))/(1.00000+ 0.0513350*exp((STATES[0]+33.5000)/- 5.00000)); ALGEBRAIC[17] = ( 0.00541500*exp((STATES[0]+33.5000)/5.00000))/(1.00000+ 0.0513350*exp((STATES[0]+33.5000)/5.00000)); ALGEBRAIC[7] = 1.00000/(1.00000+exp((STATES[0]+12.5000)/5.00000)); ALGEBRAIC[18] = 30.0000+200.000/(1.00000+exp((STATES[0]+20.0000)/9.50000)); ALGEBRAIC[0] = STATES[0]+47.1300; ALGEBRAIC[11] = ( 0.320000*ALGEBRAIC[0])/(1.00000 - exp( - 0.100000*ALGEBRAIC[0])); ALGEBRAIC[21] = 0.0800000*exp(- STATES[0]/11.0000); ALGEBRAIC[8] = 1.00000/(1.00000+exp((STATES[0]+10.0000)/- 6.24000)); ALGEBRAIC[19] = STATES[0]+40.0000; ALGEBRAIC[22] = 1.00000/(( 0.250000*exp( - 0.0100000*STATES[0]))/(1.00000+exp( - 0.0700000*STATES[0]))+( 0.0700000*exp( - 0.0500000*ALGEBRAIC[19]))/(1.00000+exp( 0.0500000*ALGEBRAIC[19]))); ALGEBRAIC[20] = CONSTANTS[8]*pow(STATES[1], 3.00000)*STATES[2]*STATES[3]*(STATES[0] - CONSTANTS[50]); ALGEBRAIC[38] = ( (( (CONSTANTS[34]/CONSTANTS[37])*4.00000*STATES[0]*pow(CONSTANTS[2], 2.00000))/( CONSTANTS[0]*CONSTANTS[1]))*( STATES[8]*exp(( 2.00000*STATES[0]*CONSTANTS[2])/( CONSTANTS[0]*CONSTANTS[1])) - 0.341000*CONSTANTS[29]))/(exp(( 2.00000*STATES[0]*CONSTANTS[2])/( CONSTANTS[0]*CONSTANTS[1])) - 1.00000); ALGEBRAIC[39] = ALGEBRAIC[38]*STATES[9]*STATES[10]*STATES[11]; ALGEBRAIC[40] = ( (( (( (CONSTANTS[35]/CONSTANTS[37])*STATES[9]*STATES[10]*STATES[11])/(1.00000+ALGEBRAIC[38]/CONSTANTS[36]))*1000.00*STATES[0]*pow(CONSTANTS[2], 2.00000))/( CONSTANTS[0]*CONSTANTS[1]))*( CONSTANTS[17]*exp(( STATES[0]*CONSTANTS[2])/( CONSTANTS[0]*CONSTANTS[1])) - CONSTANTS[15]))/(exp(( STATES[0]*CONSTANTS[2])/( CONSTANTS[0]*CONSTANTS[1])) - 1.00000); ALGEBRAIC[25] = 1.00000/(1.00000+ 2.50000*exp( 0.100000*(STATES[0]+28.0000))); ALGEBRAIC[26] = CONSTANTS[16]*ALGEBRAIC[25]*STATES[4]* pow((CONSTANTS[15]/4.00000), 1.0 / 2)*(STATES[0] - CONSTANTS[51]); ALGEBRAIC[27] = CONSTANTS[18]*pow(STATES[5], 2.00000)*(STATES[0] - CONSTANTS[52]); ALGEBRAIC[28] = CONSTANTS[19]*STATES[6]*STATES[7]*(STATES[0] - CONSTANTS[51]); ALGEBRAIC[23] = 1.00000/(2.00000+exp( (( 1.62000*CONSTANTS[2])/( CONSTANTS[0]*CONSTANTS[1]))*(STATES[0] - CONSTANTS[51]))); ALGEBRAIC[24] = (( CONSTANTS[13]*ALGEBRAIC[23]*CONSTANTS[15])/(CONSTANTS[15]+CONSTANTS[14]))*(STATES[0] - CONSTANTS[51]); ALGEBRAIC[29] = 1.00000/(1.00000+exp((7.48800 - STATES[0])/5.98000)); ALGEBRAIC[30] = CONSTANTS[20]*ALGEBRAIC[29]*(STATES[0] - CONSTANTS[51]); ALGEBRAIC[33] = (CONSTANTS[26]/( (pow(CONSTANTS[25], 3.00000)+pow(CONSTANTS[9], 3.00000))*(CONSTANTS[24]+CONSTANTS[29])*(1.00000+ CONSTANTS[27]*exp(( (CONSTANTS[28] - 1.00000)*STATES[0]*CONSTANTS[2])/( CONSTANTS[0]*CONSTANTS[1])))))*( exp(( CONSTANTS[28]*STATES[0]*CONSTANTS[2])/( CONSTANTS[0]*CONSTANTS[1]))*pow(CONSTANTS[10], 3.00000)*CONSTANTS[29] - exp(( (CONSTANTS[28] - 1.00000)*STATES[0]*CONSTANTS[2])/( CONSTANTS[0]*CONSTANTS[1]))*pow(CONSTANTS[9], 3.00000)*STATES[8]); ALGEBRAIC[31] = 1.00000/(1.00000+ 0.124500*exp(( - 0.100000*STATES[0]*CONSTANTS[2])/( CONSTANTS[0]*CONSTANTS[1]))+ 0.0365000*CONSTANTS[53]*exp(( - STATES[0]*CONSTANTS[2])/( CONSTANTS[0]*CONSTANTS[1]))); ALGEBRAIC[32] = ( (( CONSTANTS[21]*ALGEBRAIC[31])/(1.00000+pow(CONSTANTS[22]/CONSTANTS[10], 1.50000)))*CONSTANTS[15])/(CONSTANTS[15]+CONSTANTS[23]); ALGEBRAIC[34] = ( CONSTANTS[31]*STATES[8])/(CONSTANTS[30]+STATES[8]); ALGEBRAIC[35] = (( CONSTANTS[0]*CONSTANTS[1])/( 2.00000*CONSTANTS[2]))*log(CONSTANTS[29]/STATES[8]); ALGEBRAIC[36] = CONSTANTS[32]*(STATES[0] - ALGEBRAIC[35]); ALGEBRAIC[37] = CONSTANTS[33]*(STATES[0] - CONSTANTS[50]); ALGEBRAIC[10] = (VOI>=CONSTANTS[3]&&VOI<=CONSTANTS[4]&&(VOI - CONSTANTS[3]) - floor((VOI - CONSTANTS[3])/CONSTANTS[5])*CONSTANTS[5]<=CONSTANTS[6] ? CONSTANTS[7] : 0.00000); ALGEBRAIC[42] = 1.00000/(1.00000+pow(2000.00/STATES[12], 3.00000)); ALGEBRAIC[43] = ( CONSTANTS[43]*STATES[9]*STATES[10]*STATES[11]*( ALGEBRAIC[42]*STATES[12] - STATES[8]))/(1.00000+ 1.65000*exp(STATES[0]/20.0000)); ALGEBRAIC[44] = CONSTANTS[44]*(STATES[12] - STATES[8]); ALGEBRAIC[41] = CONSTANTS[48]/(1.00000+pow(CONSTANTS[49]/STATES[8], 2.00000)); ALGEBRAIC[46] = 1.00000/(1.00000+( CONSTANTS[46]*CONSTANTS[45])/pow(CONSTANTS[45]+STATES[12], 2.00000)); ALGEBRAIC[45] = 1.00000/(1.00000+( CONSTANTS[40]*CONSTANTS[39])/pow(CONSTANTS[39]+STATES[8], 2.00000)); }