function [VOI, STATES, ALGEBRAIC, CONSTANTS] = mainFunction()
    % This is the "main function".  In Matlab, things work best if you rename this function to match the filename.
   [VOI, STATES, ALGEBRAIC, CONSTANTS] = solveModel();
end

function [algebraicVariableCount] = getAlgebraicVariableCount() 
    % Used later when setting a global variable with the number of algebraic variables.
    % Note: This is not the "main method".  
    algebraicVariableCount =56;
end
% There are a total of 6 entries in each of the rate and state variable arrays.
% There are a total of 46 entries in the constant variable array.
%

function [VOI, STATES, ALGEBRAIC, CONSTANTS] = solveModel()
    % Create ALGEBRAIC of correct size
    global algebraicVariableCount;  algebraicVariableCount = getAlgebraicVariableCount();
    % Initialise constants and state variables
    [INIT_STATES, CONSTANTS] = initConsts;

    % Set timespan to solve over 
    tspan = [0, 10];

    % Set numerical accuracy options for ODE solver
    options = odeset('RelTol', 1e-06, 'AbsTol', 1e-06, 'MaxStep', 1);

    % Solve model with ODE solver
    [VOI, STATES] = ode15s(@(VOI, STATES)computeRates(VOI, STATES, CONSTANTS), tspan, INIT_STATES, options);

    % Compute algebraic variables
    [RATES, ALGEBRAIC] = computeRates(VOI, STATES, CONSTANTS);
    ALGEBRAIC = computeAlgebraic(ALGEBRAIC, CONSTANTS, STATES, VOI);

    % Plot state variables against variable of integration
    [LEGEND_STATES, LEGEND_ALGEBRAIC, LEGEND_VOI, LEGEND_CONSTANTS] = createLegends();
    figure();
    plot(VOI, STATES);
    xlabel(LEGEND_VOI);
    l = legend(LEGEND_STATES);
    set(l,'Interpreter','none');
end

function [LEGEND_STATES, LEGEND_ALGEBRAIC, LEGEND_VOI, LEGEND_CONSTANTS] = createLegends()
    LEGEND_STATES = ''; LEGEND_ALGEBRAIC = ''; LEGEND_VOI = ''; LEGEND_CONSTANTS = '';
    LEGEND_VOI = strpad('time in component environment (ms)');
    LEGEND_CONSTANTS(:,1) = strpad('V_myo in component cell_geometry (um3)');
    LEGEND_CONSTANTS(:,2) = strpad('V_SR in component cell_geometry (um3)');
    LEGEND_CONSTANTS(:,3) = strpad('A_cap in component cell_geometry (um2)');
    LEGEND_ALGEBRAIC(:,1) = strpad('V in component membrane (mV)');
    LEGEND_CONSTANTS(:,4) = strpad('R in component membrane (mJ_per_mole_K)');
    LEGEND_CONSTANTS(:,5) = strpad('T in component membrane (kelvin)');
    LEGEND_CONSTANTS(:,6) = strpad('F in component membrane (C_per_mole)');
    LEGEND_ALGEBRAIC(:,4) = strpad('FVRT in component membrane (dimensionless)');
    LEGEND_ALGEBRAIC(:,5) = strpad('FVRT_Ca in component membrane (dimensionless)');
    LEGEND_CONSTANTS(:,7) = strpad('g_D in component CaRU (um3_per_ms)');
    LEGEND_CONSTANTS(:,8) = strpad('J_R in component CaRU (um3_per_ms)');
    LEGEND_CONSTANTS(:,9) = strpad('J_L in component CaRU (um3_per_ms)');
    LEGEND_CONSTANTS(:,10) = strpad('N in component CaRU (dimensionless)');
    LEGEND_STATES(:,1) = strpad('Ca_i in component intracellular_ion_concentrations (mM)');
    LEGEND_CONSTANTS(:,11) = strpad('Ca_o in component extracellular_ion_concentrations (mM)');
    LEGEND_STATES(:,2) = strpad('Ca_SR in component intracellular_ion_concentrations (mM)');
    LEGEND_ALGEBRAIC(:,35) = strpad('I_RyR in component RyR_current (mM_per_ms)');
    LEGEND_ALGEBRAIC(:,44) = strpad('I_LCC in component LCC_current (mM_per_ms)');
    LEGEND_ALGEBRAIC(:,16) = strpad('C_oc in component DS_Calcium_Concentrations (mM)');
    LEGEND_ALGEBRAIC(:,14) = strpad('C_co in component DS_Calcium_Concentrations (mM)');
    LEGEND_CONSTANTS(:,12) = strpad('V_L in component CaRU_Transitions (mV)');
    LEGEND_CONSTANTS(:,13) = strpad('del_VL in component CaRU_Transitions (mV)');
    LEGEND_CONSTANTS(:,14) = strpad('phi_L in component CaRU_Transitions (dimensionless)');
    LEGEND_CONSTANTS(:,15) = strpad('t_L in component CaRU_Transitions (ms)');
    LEGEND_CONSTANTS(:,16) = strpad('tau_L in component CaRU_Transitions (ms)');
    LEGEND_CONSTANTS(:,44) = strpad('t_R in component CaRU_Transitions (ms)');
    LEGEND_CONSTANTS(:,17) = strpad('tau_R in component CaRU_Transitions (ms)');
    LEGEND_CONSTANTS(:,18) = strpad('phi_R in component CaRU_Transitions (dimensionless)');
    LEGEND_CONSTANTS(:,19) = strpad('theta_R in component CaRU_Transitions (dimensionless)');
    LEGEND_CONSTANTS(:,20) = strpad('K_RyR in component CaRU_Transitions (mM)');
    LEGEND_CONSTANTS(:,21) = strpad('K_L in component CaRU_Transitions (mM)');
    LEGEND_CONSTANTS(:,22) = strpad('a in component CaRU_Transitions (dimensionless)');
    LEGEND_CONSTANTS(:,23) = strpad('b in component CaRU_Transitions (dimensionless)');
    LEGEND_CONSTANTS(:,24) = strpad('c in component CaRU_Transitions (dimensionless)');
    LEGEND_CONSTANTS(:,25) = strpad('d in component CaRU_Transitions (dimensionless)');
    LEGEND_ALGEBRAIC(:,6) = strpad('expVL in component CaRU_Transitions (dimensionless)');
    LEGEND_ALGEBRAIC(:,8) = strpad('alpha_p in component CaRU_Transitions (per_ms)');
    LEGEND_CONSTANTS(:,45) = strpad('alpha_m in component CaRU_Transitions (per_ms)');
    LEGEND_ALGEBRAIC(:,17) = strpad('beta_poc in component CaRU_Transitions (per_ms)');
    LEGEND_ALGEBRAIC(:,9) = strpad('beta_pcc in component CaRU_Transitions (per_ms)');
    LEGEND_CONSTANTS(:,46) = strpad('beta_m in component CaRU_Transitions (per_ms)');
    LEGEND_ALGEBRAIC(:,15) = strpad('epsilon_pco in component CaRU_Transitions (per_ms)');
    LEGEND_ALGEBRAIC(:,10) = strpad('epsilon_pcc in component CaRU_Transitions (per_ms)');
    LEGEND_ALGEBRAIC(:,11) = strpad('epsilon_m in component CaRU_Transitions (per_ms)');
    LEGEND_ALGEBRAIC(:,18) = strpad('mu_poc in component CaRU_Transitions (per_ms)');
    LEGEND_ALGEBRAIC(:,12) = strpad('mu_pcc in component CaRU_Transitions (per_ms)');
    LEGEND_ALGEBRAIC(:,19) = strpad('mu_moc in component CaRU_Transitions (per_ms)');
    LEGEND_ALGEBRAIC(:,13) = strpad('mu_mcc in component CaRU_Transitions (per_ms)');
    LEGEND_ALGEBRAIC(:,2) = strpad('C_cc in component DS_Calcium_Concentrations (mM)');
    LEGEND_ALGEBRAIC(:,7) = strpad('C_oo in component DS_Calcium_Concentrations (mM)');
    LEGEND_ALGEBRAIC(:,23) = strpad('J_Loo in component LCC_and_RyR_fluxes (um3_mM_per_ms)');
    LEGEND_ALGEBRAIC(:,22) = strpad('J_Loc in component LCC_and_RyR_fluxes (um3_mM_per_ms)');
    LEGEND_ALGEBRAIC(:,20) = strpad('J_Rco in component LCC_and_RyR_fluxes (um3_mM_per_ms)');
    LEGEND_ALGEBRAIC(:,21) = strpad('J_Roo in component LCC_and_RyR_fluxes (um3_mM_per_ms)');
    LEGEND_ALGEBRAIC(:,24) = strpad('denom in component CaRU_states (per_ms3)');
    LEGEND_ALGEBRAIC(:,25) = strpad('y_oc in component CaRU_states (dimensionless)');
    LEGEND_ALGEBRAIC(:,26) = strpad('y_co in component CaRU_states (dimensionless)');
    LEGEND_ALGEBRAIC(:,27) = strpad('y_oo in component CaRU_states (dimensionless)');
    LEGEND_ALGEBRAIC(:,28) = strpad('y_cc in component CaRU_states (dimensionless)');
    LEGEND_ALGEBRAIC(:,30) = strpad('y_ci in component CaRU_states (dimensionless)');
    LEGEND_ALGEBRAIC(:,33) = strpad('y_oi in component CaRU_states (dimensionless)');
    LEGEND_ALGEBRAIC(:,36) = strpad('y_ic in component CaRU_states (dimensionless)');
    LEGEND_ALGEBRAIC(:,39) = strpad('y_io in component CaRU_states (dimensionless)');
    LEGEND_ALGEBRAIC(:,42) = strpad('y_ii in component CaRU_states (dimensionless)');
    LEGEND_ALGEBRAIC(:,31) = strpad('r_1 in component CaRU_reduced_states (per_ms)');
    LEGEND_ALGEBRAIC(:,34) = strpad('r_2 in component CaRU_reduced_states (per_ms)');
    LEGEND_ALGEBRAIC(:,37) = strpad('r_3 in component CaRU_reduced_states (per_ms)');
    LEGEND_ALGEBRAIC(:,40) = strpad('r_4 in component CaRU_reduced_states (per_ms)');
    LEGEND_ALGEBRAIC(:,43) = strpad('r_5 in component CaRU_reduced_states (per_ms)');
    LEGEND_ALGEBRAIC(:,45) = strpad('r_6 in component CaRU_reduced_states (per_ms)');
    LEGEND_ALGEBRAIC(:,47) = strpad('r_7 in component CaRU_reduced_states (per_ms)');
    LEGEND_ALGEBRAIC(:,49) = strpad('r_8 in component CaRU_reduced_states (per_ms)');
    LEGEND_STATES(:,3) = strpad('z_1 in component CaRU_reduced_states (dimensionless)');
    LEGEND_STATES(:,4) = strpad('z_2 in component CaRU_reduced_states (dimensionless)');
    LEGEND_STATES(:,5) = strpad('z_3 in component CaRU_reduced_states (dimensionless)');
    LEGEND_ALGEBRAIC(:,51) = strpad('z_4 in component CaRU_reduced_states (dimensionless)');
    LEGEND_ALGEBRAIC(:,29) = strpad('J_R1 in component RyR_current (um3_mM_per_ms)');
    LEGEND_ALGEBRAIC(:,32) = strpad('J_R3 in component RyR_current (um3_mM_per_ms)');
    LEGEND_ALGEBRAIC(:,38) = strpad('J_L1 in component LCC_current (um3_mM_per_ms)');
    LEGEND_ALGEBRAIC(:,41) = strpad('J_L2 in component LCC_current (um3_mM_per_ms)');
    LEGEND_CONSTANTS(:,26) = strpad('K_mNa in component Na_Ca_Exchanger (mM)');
    LEGEND_CONSTANTS(:,27) = strpad('K_mCa in component Na_Ca_Exchanger (mM)');
    LEGEND_CONSTANTS(:,28) = strpad('eta in component Na_Ca_Exchanger (dimensionless)');
    LEGEND_CONSTANTS(:,29) = strpad('k_sat in component Na_Ca_Exchanger (dimensionless)');
    LEGEND_CONSTANTS(:,30) = strpad('g_NCX in component Na_Ca_Exchanger (mM_per_ms)');
    LEGEND_CONSTANTS(:,31) = strpad('Na_i in component intracellular_ion_concentrations (mM)');
    LEGEND_CONSTANTS(:,32) = strpad('Na_o in component extracellular_ion_concentrations (mM)');
    LEGEND_ALGEBRAIC(:,46) = strpad('I_NaCa in component Na_Ca_Exchanger (mM_per_ms)');
    LEGEND_CONSTANTS(:,33) = strpad('g_SERCA in component SERCA (mM_per_ms)');
    LEGEND_CONSTANTS(:,34) = strpad('K_SERCA in component SERCA (mM)');
    LEGEND_ALGEBRAIC(:,48) = strpad('I_SERCA in component SERCA (mM_per_ms)');
    LEGEND_CONSTANTS(:,35) = strpad('g_pCa in component Sarcolemmal_Ca_pump (mM_per_ms)');
    LEGEND_CONSTANTS(:,36) = strpad('K_mpCa in component Sarcolemmal_Ca_pump (mM)');
    LEGEND_ALGEBRAIC(:,50) = strpad('I_pCa in component Sarcolemmal_Ca_pump (mM_per_ms)');
    LEGEND_ALGEBRAIC(:,52) = strpad('E_Ca in component Background_Ca_current (mV)');
    LEGEND_CONSTANTS(:,37) = strpad('g_CaB in component Background_Ca_current (mM_per_mV_ms)');
    LEGEND_ALGEBRAIC(:,53) = strpad('I_CaB in component Background_Ca_current (mM_per_ms)');
    LEGEND_CONSTANTS(:,38) = strpad('g_SRl in component SR_Ca_leak_current (per_ms)');
    LEGEND_ALGEBRAIC(:,54) = strpad('I_SR in component SR_Ca_leak_current (mM_per_ms)');
    LEGEND_CONSTANTS(:,39) = strpad('k_m_TRPN in component troponin_Ca_buffer (per_ms)');
    LEGEND_CONSTANTS(:,40) = strpad('k_p_TRPN in component troponin_Ca_buffer (per_mM_ms)');
    LEGEND_CONSTANTS(:,41) = strpad('B_TRPN in component troponin_Ca_buffer (mM)');
    LEGEND_STATES(:,6) = strpad('TRPN in component intracellular_ion_concentrations (mM)');
    LEGEND_ALGEBRAIC(:,55) = strpad('I_TRPN in component troponin_Ca_buffer (mM_per_ms)');
    LEGEND_CONSTANTS(:,42) = strpad('k_CMDN in component calmodulin_Ca_buffer (mM)');
    LEGEND_CONSTANTS(:,43) = strpad('B_CMDN in component calmodulin_Ca_buffer (mM)');
    LEGEND_ALGEBRAIC(:,56) = strpad('beta_CMDN in component calmodulin_Ca_buffer (dimensionless)');
    LEGEND_ALGEBRAIC(:,3) = strpad('CaSR_plot in component intracellular_ion_concentrations (mM)');
    LEGEND_RATES(:,3) = strpad('d/dt z_1 in component CaRU_reduced_states (dimensionless)');
    LEGEND_RATES(:,4) = strpad('d/dt z_2 in component CaRU_reduced_states (dimensionless)');
    LEGEND_RATES(:,5) = strpad('d/dt z_3 in component CaRU_reduced_states (dimensionless)');
    LEGEND_RATES(:,6) = strpad('d/dt TRPN in component intracellular_ion_concentrations (mM)');
    LEGEND_RATES(:,1) = strpad('d/dt Ca_i in component intracellular_ion_concentrations (mM)');
    LEGEND_RATES(:,2) = strpad('d/dt Ca_SR in component intracellular_ion_concentrations (mM)');
    LEGEND_STATES  = LEGEND_STATES';
    LEGEND_ALGEBRAIC = LEGEND_ALGEBRAIC';
    LEGEND_RATES = LEGEND_RATES';
    LEGEND_CONSTANTS = LEGEND_CONSTANTS';
end

function [STATES, CONSTANTS] = initConsts()
    VOI = 0; CONSTANTS = []; STATES = []; ALGEBRAIC = [];
    CONSTANTS(:,1) = 25.84e3;
    CONSTANTS(:,2) = 2.098e3;
    CONSTANTS(:,3) = 1.534e4;
    CONSTANTS(:,4) = 8314.5;
    CONSTANTS(:,5) = 295;
    CONSTANTS(:,6) = 96487;
    CONSTANTS(:,7) = 0.065;
    CONSTANTS(:,8) = 0.02;
    CONSTANTS(:,9) = 9.13e-4;
    CONSTANTS(:,10) = 50000;
    STATES(:,1) = 0.0001;
    CONSTANTS(:,11) = 1;
    STATES(:,2) = 700e-3;
    CONSTANTS(:,12) = -2;
    CONSTANTS(:,13) = 7;
    CONSTANTS(:,14) = 2.35;
    CONSTANTS(:,15) = 1;
    CONSTANTS(:,16) = 650;
    CONSTANTS(:,17) = 2.43;
    CONSTANTS(:,18) = 0.05;
    CONSTANTS(:,19) = 0.012;
    CONSTANTS(:,20) = 41e-3;
    CONSTANTS(:,21) = 0.22e-3;
    CONSTANTS(:,22) = 0.0625;
    CONSTANTS(:,23) = 14;
    CONSTANTS(:,24) = 0.01;
    CONSTANTS(:,25) = 100;
    STATES(:,3) = 0.98859;
    STATES(:,4) = 0.0087302;
    STATES(:,5) = 0.0026566;
    CONSTANTS(:,26) = 87.5;
    CONSTANTS(:,27) = 1.38;
    CONSTANTS(:,28) = 0.35;
    CONSTANTS(:,29) = 0.1;
    CONSTANTS(:,30) = 38.5e-3;
    CONSTANTS(:,31) = 10;
    CONSTANTS(:,32) = 140;
    CONSTANTS(:,33) = 0.45e-3;
    CONSTANTS(:,34) = 0.5e-3;
    CONSTANTS(:,35) = 0.0035e-3;
    CONSTANTS(:,36) = 0.5e-3;
    CONSTANTS(:,37) = 2.6875e-8;
    CONSTANTS(:,38) = 1.8951e-5;
    CONSTANTS(:,39) = 0.04;
    CONSTANTS(:,40) = 0.04e3;
    CONSTANTS(:,41) = 70e-3;
    STATES(:,6) = 0.0636364;
    CONSTANTS(:,42) = 2.382e-3;
    CONSTANTS(:,43) = 50e-3;
    CONSTANTS(:,44) =  1.17000.*CONSTANTS(:,15);
    CONSTANTS(:,45) = CONSTANTS(:,14)./CONSTANTS(:,15);
    CONSTANTS(:,46) = CONSTANTS(:,18)./CONSTANTS(:,44);
    if (isempty(STATES)), warning('Initial values for states not set');, end
end

function [RATES, ALGEBRAIC] = computeRates(VOI, STATES, CONSTANTS)
    global algebraicVariableCount;
    statesSize = size(STATES);
    statesColumnCount = statesSize(2);
    if ( statesColumnCount == 1)
        STATES = STATES';
        ALGEBRAIC = zeros(1, algebraicVariableCount);
        utilOnes = 1;
    else
        statesRowCount = statesSize(1);
        ALGEBRAIC = zeros(statesRowCount, algebraicVariableCount);
        RATES = zeros(statesRowCount, statesColumnCount);
        utilOnes = ones(statesRowCount, 1);
    end
    ALGEBRAIC(:,1) = piecewise({VOI>=0.00000&VOI<=200.000, 0.00000 },  - 80.0000);
    ALGEBRAIC(:,4) = ( CONSTANTS(:,6).*ALGEBRAIC(:,1))./( CONSTANTS(:,4).*CONSTANTS(:,5));
    ALGEBRAIC(:,5) =  2.00000.*ALGEBRAIC(:,4);
    ALGEBRAIC(:,16) = piecewise({abs(ALGEBRAIC(:,5))>1.00000e-09, (STATES(:,1)+( (CONSTANTS(:,9)./CONSTANTS(:,7)).*CONSTANTS(:,11).*ALGEBRAIC(:,5).*exp( - ALGEBRAIC(:,5)))./(1.00000 - exp( - ALGEBRAIC(:,5))))./(1.00000+( (CONSTANTS(:,9)./CONSTANTS(:,7)).*ALGEBRAIC(:,5))./(1.00000 - exp( - ALGEBRAIC(:,5)))) }, (STATES(:,1)+ (CONSTANTS(:,9)./CONSTANTS(:,7)).*CONSTANTS(:,11))./(1.00000+CONSTANTS(:,9)./CONSTANTS(:,7)));
    ALGEBRAIC(:,18) = (power(ALGEBRAIC(:,16), 2.00000)+ CONSTANTS(:,24).*power(CONSTANTS(:,20), 2.00000))./( CONSTANTS(:,17).*(power(ALGEBRAIC(:,16), 2.00000)+power(CONSTANTS(:,20), 2.00000)));
    ALGEBRAIC(:,12) = (power(STATES(:,1), 2.00000)+ CONSTANTS(:,24).*power(CONSTANTS(:,20), 2.00000))./( CONSTANTS(:,17).*(power(STATES(:,1), 2.00000)+power(CONSTANTS(:,20), 2.00000)));
    ALGEBRAIC(:,6) = exp((ALGEBRAIC(:,1) - CONSTANTS(:,12))./CONSTANTS(:,13));
    ALGEBRAIC(:,8) = ALGEBRAIC(:,6)./( CONSTANTS(:,15).*(ALGEBRAIC(:,6)+1.00000));
    ALGEBRAIC(:,9) = power(STATES(:,1), 2.00000)./( CONSTANTS(:,44).*(power(STATES(:,1), 2.00000)+power(CONSTANTS(:,20), 2.00000)));
    ALGEBRAIC(:,17) = power(ALGEBRAIC(:,16), 2.00000)./( CONSTANTS(:,44).*(power(ALGEBRAIC(:,16), 2.00000)+power(CONSTANTS(:,20), 2.00000)));
    ALGEBRAIC(:,24) =  (ALGEBRAIC(:,8)+CONSTANTS(:,45)).*( (CONSTANTS(:,45)+CONSTANTS(:,46)+ALGEBRAIC(:,17)).*(CONSTANTS(:,46)+ALGEBRAIC(:,9))+ ALGEBRAIC(:,8).*(CONSTANTS(:,46)+ALGEBRAIC(:,17)));
    ALGEBRAIC(:,25) = ( ALGEBRAIC(:,8).*CONSTANTS(:,46).*(ALGEBRAIC(:,8)+CONSTANTS(:,45)+CONSTANTS(:,46)+ALGEBRAIC(:,9)))./ALGEBRAIC(:,24);
    ALGEBRAIC(:,28) = ( CONSTANTS(:,45).*CONSTANTS(:,46).*(CONSTANTS(:,45)+ALGEBRAIC(:,8)+CONSTANTS(:,46)+ALGEBRAIC(:,17)))./ALGEBRAIC(:,24);
    ALGEBRAIC(:,31) =  ALGEBRAIC(:,25).*ALGEBRAIC(:,18)+ ALGEBRAIC(:,28).*ALGEBRAIC(:,12);
    ALGEBRAIC(:,19) = ( CONSTANTS(:,19).*CONSTANTS(:,25).*(power(ALGEBRAIC(:,16), 2.00000)+ CONSTANTS(:,24).*power(CONSTANTS(:,20), 2.00000)))./( CONSTANTS(:,17).*( CONSTANTS(:,25).*power(ALGEBRAIC(:,16), 2.00000)+ CONSTANTS(:,24).*power(CONSTANTS(:,20), 2.00000)));
    ALGEBRAIC(:,13) = ( CONSTANTS(:,19).*CONSTANTS(:,25).*(power(STATES(:,1), 2.00000)+ CONSTANTS(:,24).*power(CONSTANTS(:,20), 2.00000)))./( CONSTANTS(:,17).*( CONSTANTS(:,25).*power(STATES(:,1), 2.00000)+ CONSTANTS(:,24).*power(CONSTANTS(:,20), 2.00000)));
    ALGEBRAIC(:,34) = ( ALGEBRAIC(:,8).*ALGEBRAIC(:,19)+ CONSTANTS(:,45).*ALGEBRAIC(:,13))./(ALGEBRAIC(:,8)+CONSTANTS(:,45));
    ALGEBRAIC(:,14) = (STATES(:,1)+ (CONSTANTS(:,8)./CONSTANTS(:,7)).*STATES(:,2))./(1.00000+CONSTANTS(:,8)./CONSTANTS(:,7));
    ALGEBRAIC(:,15) = ( ALGEBRAIC(:,14).*(ALGEBRAIC(:,6)+CONSTANTS(:,22)))./( CONSTANTS(:,16).*CONSTANTS(:,21).*(ALGEBRAIC(:,6)+1.00000));
    ALGEBRAIC(:,10) = ( STATES(:,1).*(ALGEBRAIC(:,6)+CONSTANTS(:,22)))./( CONSTANTS(:,16).*CONSTANTS(:,21).*(ALGEBRAIC(:,6)+1.00000));
    ALGEBRAIC(:,26) = ( CONSTANTS(:,45).*( ALGEBRAIC(:,9).*(CONSTANTS(:,45)+CONSTANTS(:,46)+ALGEBRAIC(:,17))+ ALGEBRAIC(:,17).*ALGEBRAIC(:,8)))./ALGEBRAIC(:,24);
    ALGEBRAIC(:,43) =  ALGEBRAIC(:,26).*ALGEBRAIC(:,15)+ ALGEBRAIC(:,28).*ALGEBRAIC(:,10);
    ALGEBRAIC(:,11) = ( CONSTANTS(:,23).*(ALGEBRAIC(:,6)+CONSTANTS(:,22)))./( CONSTANTS(:,16).*( CONSTANTS(:,23).*ALGEBRAIC(:,6)+CONSTANTS(:,22)));
    ALGEBRAIC(:,45) = ALGEBRAIC(:,11);
    RATES(:,3) =   - (ALGEBRAIC(:,31)+ALGEBRAIC(:,43)).*STATES(:,3)+ ALGEBRAIC(:,34).*STATES(:,4)+ ALGEBRAIC(:,45).*STATES(:,5);
    ALGEBRAIC(:,47) = ( CONSTANTS(:,45).*ALGEBRAIC(:,10))./(ALGEBRAIC(:,8)+CONSTANTS(:,45));
    ALGEBRAIC(:,49) = ALGEBRAIC(:,11);
    ALGEBRAIC(:,51) = ((1.00000 - STATES(:,3)) - STATES(:,4)) - STATES(:,5);
    RATES(:,4) = ( ALGEBRAIC(:,31).*STATES(:,3) -  (ALGEBRAIC(:,34)+ALGEBRAIC(:,47)).*STATES(:,4))+ ALGEBRAIC(:,49).*ALGEBRAIC(:,51);
    ALGEBRAIC(:,37) = ( CONSTANTS(:,46).*ALGEBRAIC(:,12))./(CONSTANTS(:,46)+ALGEBRAIC(:,9));
    ALGEBRAIC(:,40) = ALGEBRAIC(:,13);
    RATES(:,5) = ( ALGEBRAIC(:,43).*STATES(:,3) -  (ALGEBRAIC(:,45)+ALGEBRAIC(:,37)).*STATES(:,5))+ ALGEBRAIC(:,40).*ALGEBRAIC(:,51);
    ALGEBRAIC(:,20) = ( CONSTANTS(:,8).*(STATES(:,2) - STATES(:,1)))./(1.00000+CONSTANTS(:,8)./CONSTANTS(:,7));
    ALGEBRAIC(:,21) = piecewise({abs(ALGEBRAIC(:,5))>1.00000e-05, ( CONSTANTS(:,8).*((STATES(:,2) - STATES(:,1))+ (( (CONSTANTS(:,9)./CONSTANTS(:,7)).*ALGEBRAIC(:,5))./(1.00000 - exp( - ALGEBRAIC(:,5)))).*(STATES(:,2) -  CONSTANTS(:,11).*exp( - ALGEBRAIC(:,5)))))./(1.00000+CONSTANTS(:,8)./CONSTANTS(:,7)+( (CONSTANTS(:,9)./CONSTANTS(:,7)).*ALGEBRAIC(:,5))./(1.00000 - exp( - ALGEBRAIC(:,5)))) }, ( CONSTANTS(:,8).*((STATES(:,2) - STATES(:,1))+ (( (CONSTANTS(:,9)./CONSTANTS(:,7)).*1.00000e-05)./(1.00000 - exp( - 1.00000e-05))).*(STATES(:,2) -  CONSTANTS(:,11).*exp( - 1.00000e-05))))./(1.00000+CONSTANTS(:,8)./CONSTANTS(:,7)+( (CONSTANTS(:,9)./CONSTANTS(:,7)).*1.00000e-05)./(1.00000 - exp( - 1.00000e-05))));
    ALGEBRAIC(:,27) = ( ALGEBRAIC(:,8).*( ALGEBRAIC(:,17).*(ALGEBRAIC(:,8)+CONSTANTS(:,46)+ALGEBRAIC(:,9))+ ALGEBRAIC(:,9).*CONSTANTS(:,45)))./ALGEBRAIC(:,24);
    ALGEBRAIC(:,29) =  ALGEBRAIC(:,27).*ALGEBRAIC(:,21)+ ALGEBRAIC(:,20).*ALGEBRAIC(:,26);
    ALGEBRAIC(:,32) = ( ALGEBRAIC(:,20).*ALGEBRAIC(:,9))./(CONSTANTS(:,46)+ALGEBRAIC(:,9));
    ALGEBRAIC(:,35) = ( ( STATES(:,3).*ALGEBRAIC(:,29)+ STATES(:,5).*ALGEBRAIC(:,32)).*CONSTANTS(:,10))./CONSTANTS(:,1);
    ALGEBRAIC(:,48) = ( CONSTANTS(:,33).*power(STATES(:,1), 2.00000))./(power(CONSTANTS(:,34), 2.00000)+power(STATES(:,1), 2.00000));
    ALGEBRAIC(:,54) =  CONSTANTS(:,38).*(STATES(:,2) - STATES(:,1));
    RATES(:,2) =  (CONSTANTS(:,1)./CONSTANTS(:,2)).*(( - ALGEBRAIC(:,35)+ALGEBRAIC(:,48)) - ALGEBRAIC(:,54));
    ALGEBRAIC(:,55) =  CONSTANTS(:,39).*(CONSTANTS(:,41) - STATES(:,6)) -  CONSTANTS(:,40).*STATES(:,6).*STATES(:,1);
    RATES(:,6) = ALGEBRAIC(:,55);
    ALGEBRAIC(:,23) = piecewise({abs(ALGEBRAIC(:,5))>1.00000e-05, ( (( CONSTANTS(:,9).*ALGEBRAIC(:,5))./(1.00000 - exp( - ALGEBRAIC(:,5)))).*(( CONSTANTS(:,11).*exp( - ALGEBRAIC(:,5)) - STATES(:,1))+ (CONSTANTS(:,8)./CONSTANTS(:,7)).*( CONSTANTS(:,11).*exp( - ALGEBRAIC(:,5)) - STATES(:,2))))./(1.00000+CONSTANTS(:,8)./CONSTANTS(:,7)+( (CONSTANTS(:,9)./CONSTANTS(:,7)).*ALGEBRAIC(:,5))./(1.00000 - exp(ALGEBRAIC(:,5)))) }, ( (( CONSTANTS(:,9).*1.00000e-05)./(1.00000 - exp( - 1.00000e-05))).*(( CONSTANTS(:,11).*exp( - 1.00000e-05) - STATES(:,1))+ (CONSTANTS(:,8)./CONSTANTS(:,7)).*( CONSTANTS(:,11).*exp( - 1.00000e-05) - STATES(:,2))))./(1.00000+CONSTANTS(:,8)./CONSTANTS(:,7)+( (CONSTANTS(:,9)./CONSTANTS(:,7)).*1.00000e-05)./(1.00000 - exp( - 1.00000e-05))));
    ALGEBRAIC(:,22) = piecewise({abs(ALGEBRAIC(:,5))>1.00000e-05, ( (( CONSTANTS(:,9).*ALGEBRAIC(:,5))./(1.00000 - exp( - ALGEBRAIC(:,5)))).*( CONSTANTS(:,11).*exp( - ALGEBRAIC(:,5)) - STATES(:,1)))./(1.00000+( (CONSTANTS(:,9)./CONSTANTS(:,7)).*ALGEBRAIC(:,5))./(1.00000 - exp( - ALGEBRAIC(:,5)))) }, ( (( CONSTANTS(:,9).*1.00000e-05)./(1.00000 - exp( - 1.00000e-05))).*( CONSTANTS(:,11).*exp( - 1.00000e-05) - STATES(:,1)))./(1.00000+( (CONSTANTS(:,9)./CONSTANTS(:,7)).*1.00000e-05)./(1.00000 - exp( - 1.00000e-05))));
    ALGEBRAIC(:,38) =  ALGEBRAIC(:,23).*ALGEBRAIC(:,27)+ ALGEBRAIC(:,22).*ALGEBRAIC(:,25);
    ALGEBRAIC(:,41) = ( ALGEBRAIC(:,22).*ALGEBRAIC(:,8))./(ALGEBRAIC(:,8)+CONSTANTS(:,45));
    ALGEBRAIC(:,44) = ( ( STATES(:,3).*ALGEBRAIC(:,38)+ STATES(:,4).*ALGEBRAIC(:,41)).*CONSTANTS(:,10))./CONSTANTS(:,1);
    ALGEBRAIC(:,46) = ( CONSTANTS(:,30).*( exp( CONSTANTS(:,28).*ALGEBRAIC(:,4)).*power(CONSTANTS(:,31), 3.00000).*CONSTANTS(:,11) -  exp( (CONSTANTS(:,28) - 1.00000).*ALGEBRAIC(:,4)).*power(CONSTANTS(:,32), 3.00000).*STATES(:,1)))./( (power(CONSTANTS(:,32), 3.00000)+power(CONSTANTS(:,26), 3.00000)).*(CONSTANTS(:,11)+CONSTANTS(:,27)).*(1.00000+ CONSTANTS(:,29).*exp( (CONSTANTS(:,28) - 1.00000).*ALGEBRAIC(:,4))));
    ALGEBRAIC(:,50) = ( CONSTANTS(:,35).*STATES(:,1))./(CONSTANTS(:,36)+STATES(:,1));
    ALGEBRAIC(:,52) =  (( CONSTANTS(:,4).*CONSTANTS(:,5))./( 2.00000.*CONSTANTS(:,6))).*log(CONSTANTS(:,11)./STATES(:,1));
    ALGEBRAIC(:,53) =  CONSTANTS(:,37).*(ALGEBRAIC(:,52) - ALGEBRAIC(:,1));
    ALGEBRAIC(:,56) = power(1.00000+( CONSTANTS(:,42).*CONSTANTS(:,43))./power(CONSTANTS(:,42)+STATES(:,1), 2.00000),  - 1.00000);
    RATES(:,1) =  ALGEBRAIC(:,56).*(((((ALGEBRAIC(:,44)+ALGEBRAIC(:,35)) - ALGEBRAIC(:,48))+ALGEBRAIC(:,54)+ALGEBRAIC(:,46)) - ALGEBRAIC(:,50))+ALGEBRAIC(:,53)+ALGEBRAIC(:,55));
   RATES = RATES';
end

% Calculate algebraic variables
function ALGEBRAIC = computeAlgebraic(ALGEBRAIC, CONSTANTS, STATES, VOI)
    statesSize = size(STATES);
    statesColumnCount = statesSize(2);
    if ( statesColumnCount == 1)
        STATES = STATES';
        utilOnes = 1;
    else
        statesRowCount = statesSize(1);
        utilOnes = ones(statesRowCount, 1);
    end
    ALGEBRAIC(:,1) = piecewise({VOI>=0.00000&VOI<=200.000, 0.00000 },  - 80.0000);
    ALGEBRAIC(:,4) = ( CONSTANTS(:,6).*ALGEBRAIC(:,1))./( CONSTANTS(:,4).*CONSTANTS(:,5));
    ALGEBRAIC(:,5) =  2.00000.*ALGEBRAIC(:,4);
    ALGEBRAIC(:,16) = piecewise({abs(ALGEBRAIC(:,5))>1.00000e-09, (STATES(:,1)+( (CONSTANTS(:,9)./CONSTANTS(:,7)).*CONSTANTS(:,11).*ALGEBRAIC(:,5).*exp( - ALGEBRAIC(:,5)))./(1.00000 - exp( - ALGEBRAIC(:,5))))./(1.00000+( (CONSTANTS(:,9)./CONSTANTS(:,7)).*ALGEBRAIC(:,5))./(1.00000 - exp( - ALGEBRAIC(:,5)))) }, (STATES(:,1)+ (CONSTANTS(:,9)./CONSTANTS(:,7)).*CONSTANTS(:,11))./(1.00000+CONSTANTS(:,9)./CONSTANTS(:,7)));
    ALGEBRAIC(:,18) = (power(ALGEBRAIC(:,16), 2.00000)+ CONSTANTS(:,24).*power(CONSTANTS(:,20), 2.00000))./( CONSTANTS(:,17).*(power(ALGEBRAIC(:,16), 2.00000)+power(CONSTANTS(:,20), 2.00000)));
    ALGEBRAIC(:,12) = (power(STATES(:,1), 2.00000)+ CONSTANTS(:,24).*power(CONSTANTS(:,20), 2.00000))./( CONSTANTS(:,17).*(power(STATES(:,1), 2.00000)+power(CONSTANTS(:,20), 2.00000)));
    ALGEBRAIC(:,6) = exp((ALGEBRAIC(:,1) - CONSTANTS(:,12))./CONSTANTS(:,13));
    ALGEBRAIC(:,8) = ALGEBRAIC(:,6)./( CONSTANTS(:,15).*(ALGEBRAIC(:,6)+1.00000));
    ALGEBRAIC(:,9) = power(STATES(:,1), 2.00000)./( CONSTANTS(:,44).*(power(STATES(:,1), 2.00000)+power(CONSTANTS(:,20), 2.00000)));
    ALGEBRAIC(:,17) = power(ALGEBRAIC(:,16), 2.00000)./( CONSTANTS(:,44).*(power(ALGEBRAIC(:,16), 2.00000)+power(CONSTANTS(:,20), 2.00000)));
    ALGEBRAIC(:,24) =  (ALGEBRAIC(:,8)+CONSTANTS(:,45)).*( (CONSTANTS(:,45)+CONSTANTS(:,46)+ALGEBRAIC(:,17)).*(CONSTANTS(:,46)+ALGEBRAIC(:,9))+ ALGEBRAIC(:,8).*(CONSTANTS(:,46)+ALGEBRAIC(:,17)));
    ALGEBRAIC(:,25) = ( ALGEBRAIC(:,8).*CONSTANTS(:,46).*(ALGEBRAIC(:,8)+CONSTANTS(:,45)+CONSTANTS(:,46)+ALGEBRAIC(:,9)))./ALGEBRAIC(:,24);
    ALGEBRAIC(:,28) = ( CONSTANTS(:,45).*CONSTANTS(:,46).*(CONSTANTS(:,45)+ALGEBRAIC(:,8)+CONSTANTS(:,46)+ALGEBRAIC(:,17)))./ALGEBRAIC(:,24);
    ALGEBRAIC(:,31) =  ALGEBRAIC(:,25).*ALGEBRAIC(:,18)+ ALGEBRAIC(:,28).*ALGEBRAIC(:,12);
    ALGEBRAIC(:,19) = ( CONSTANTS(:,19).*CONSTANTS(:,25).*(power(ALGEBRAIC(:,16), 2.00000)+ CONSTANTS(:,24).*power(CONSTANTS(:,20), 2.00000)))./( CONSTANTS(:,17).*( CONSTANTS(:,25).*power(ALGEBRAIC(:,16), 2.00000)+ CONSTANTS(:,24).*power(CONSTANTS(:,20), 2.00000)));
    ALGEBRAIC(:,13) = ( CONSTANTS(:,19).*CONSTANTS(:,25).*(power(STATES(:,1), 2.00000)+ CONSTANTS(:,24).*power(CONSTANTS(:,20), 2.00000)))./( CONSTANTS(:,17).*( CONSTANTS(:,25).*power(STATES(:,1), 2.00000)+ CONSTANTS(:,24).*power(CONSTANTS(:,20), 2.00000)));
    ALGEBRAIC(:,34) = ( ALGEBRAIC(:,8).*ALGEBRAIC(:,19)+ CONSTANTS(:,45).*ALGEBRAIC(:,13))./(ALGEBRAIC(:,8)+CONSTANTS(:,45));
    ALGEBRAIC(:,14) = (STATES(:,1)+ (CONSTANTS(:,8)./CONSTANTS(:,7)).*STATES(:,2))./(1.00000+CONSTANTS(:,8)./CONSTANTS(:,7));
    ALGEBRAIC(:,15) = ( ALGEBRAIC(:,14).*(ALGEBRAIC(:,6)+CONSTANTS(:,22)))./( CONSTANTS(:,16).*CONSTANTS(:,21).*(ALGEBRAIC(:,6)+1.00000));
    ALGEBRAIC(:,10) = ( STATES(:,1).*(ALGEBRAIC(:,6)+CONSTANTS(:,22)))./( CONSTANTS(:,16).*CONSTANTS(:,21).*(ALGEBRAIC(:,6)+1.00000));
    ALGEBRAIC(:,26) = ( CONSTANTS(:,45).*( ALGEBRAIC(:,9).*(CONSTANTS(:,45)+CONSTANTS(:,46)+ALGEBRAIC(:,17))+ ALGEBRAIC(:,17).*ALGEBRAIC(:,8)))./ALGEBRAIC(:,24);
    ALGEBRAIC(:,43) =  ALGEBRAIC(:,26).*ALGEBRAIC(:,15)+ ALGEBRAIC(:,28).*ALGEBRAIC(:,10);
    ALGEBRAIC(:,11) = ( CONSTANTS(:,23).*(ALGEBRAIC(:,6)+CONSTANTS(:,22)))./( CONSTANTS(:,16).*( CONSTANTS(:,23).*ALGEBRAIC(:,6)+CONSTANTS(:,22)));
    ALGEBRAIC(:,45) = ALGEBRAIC(:,11);
    ALGEBRAIC(:,47) = ( CONSTANTS(:,45).*ALGEBRAIC(:,10))./(ALGEBRAIC(:,8)+CONSTANTS(:,45));
    ALGEBRAIC(:,49) = ALGEBRAIC(:,11);
    ALGEBRAIC(:,51) = ((1.00000 - STATES(:,3)) - STATES(:,4)) - STATES(:,5);
    ALGEBRAIC(:,37) = ( CONSTANTS(:,46).*ALGEBRAIC(:,12))./(CONSTANTS(:,46)+ALGEBRAIC(:,9));
    ALGEBRAIC(:,40) = ALGEBRAIC(:,13);
    ALGEBRAIC(:,20) = ( CONSTANTS(:,8).*(STATES(:,2) - STATES(:,1)))./(1.00000+CONSTANTS(:,8)./CONSTANTS(:,7));
    ALGEBRAIC(:,21) = piecewise({abs(ALGEBRAIC(:,5))>1.00000e-05, ( CONSTANTS(:,8).*((STATES(:,2) - STATES(:,1))+ (( (CONSTANTS(:,9)./CONSTANTS(:,7)).*ALGEBRAIC(:,5))./(1.00000 - exp( - ALGEBRAIC(:,5)))).*(STATES(:,2) -  CONSTANTS(:,11).*exp( - ALGEBRAIC(:,5)))))./(1.00000+CONSTANTS(:,8)./CONSTANTS(:,7)+( (CONSTANTS(:,9)./CONSTANTS(:,7)).*ALGEBRAIC(:,5))./(1.00000 - exp( - ALGEBRAIC(:,5)))) }, ( CONSTANTS(:,8).*((STATES(:,2) - STATES(:,1))+ (( (CONSTANTS(:,9)./CONSTANTS(:,7)).*1.00000e-05)./(1.00000 - exp( - 1.00000e-05))).*(STATES(:,2) -  CONSTANTS(:,11).*exp( - 1.00000e-05))))./(1.00000+CONSTANTS(:,8)./CONSTANTS(:,7)+( (CONSTANTS(:,9)./CONSTANTS(:,7)).*1.00000e-05)./(1.00000 - exp( - 1.00000e-05))));
    ALGEBRAIC(:,27) = ( ALGEBRAIC(:,8).*( ALGEBRAIC(:,17).*(ALGEBRAIC(:,8)+CONSTANTS(:,46)+ALGEBRAIC(:,9))+ ALGEBRAIC(:,9).*CONSTANTS(:,45)))./ALGEBRAIC(:,24);
    ALGEBRAIC(:,29) =  ALGEBRAIC(:,27).*ALGEBRAIC(:,21)+ ALGEBRAIC(:,20).*ALGEBRAIC(:,26);
    ALGEBRAIC(:,32) = ( ALGEBRAIC(:,20).*ALGEBRAIC(:,9))./(CONSTANTS(:,46)+ALGEBRAIC(:,9));
    ALGEBRAIC(:,35) = ( ( STATES(:,3).*ALGEBRAIC(:,29)+ STATES(:,5).*ALGEBRAIC(:,32)).*CONSTANTS(:,10))./CONSTANTS(:,1);
    ALGEBRAIC(:,48) = ( CONSTANTS(:,33).*power(STATES(:,1), 2.00000))./(power(CONSTANTS(:,34), 2.00000)+power(STATES(:,1), 2.00000));
    ALGEBRAIC(:,54) =  CONSTANTS(:,38).*(STATES(:,2) - STATES(:,1));
    ALGEBRAIC(:,55) =  CONSTANTS(:,39).*(CONSTANTS(:,41) - STATES(:,6)) -  CONSTANTS(:,40).*STATES(:,6).*STATES(:,1);
    ALGEBRAIC(:,23) = piecewise({abs(ALGEBRAIC(:,5))>1.00000e-05, ( (( CONSTANTS(:,9).*ALGEBRAIC(:,5))./(1.00000 - exp( - ALGEBRAIC(:,5)))).*(( CONSTANTS(:,11).*exp( - ALGEBRAIC(:,5)) - STATES(:,1))+ (CONSTANTS(:,8)./CONSTANTS(:,7)).*( CONSTANTS(:,11).*exp( - ALGEBRAIC(:,5)) - STATES(:,2))))./(1.00000+CONSTANTS(:,8)./CONSTANTS(:,7)+( (CONSTANTS(:,9)./CONSTANTS(:,7)).*ALGEBRAIC(:,5))./(1.00000 - exp(ALGEBRAIC(:,5)))) }, ( (( CONSTANTS(:,9).*1.00000e-05)./(1.00000 - exp( - 1.00000e-05))).*(( CONSTANTS(:,11).*exp( - 1.00000e-05) - STATES(:,1))+ (CONSTANTS(:,8)./CONSTANTS(:,7)).*( CONSTANTS(:,11).*exp( - 1.00000e-05) - STATES(:,2))))./(1.00000+CONSTANTS(:,8)./CONSTANTS(:,7)+( (CONSTANTS(:,9)./CONSTANTS(:,7)).*1.00000e-05)./(1.00000 - exp( - 1.00000e-05))));
    ALGEBRAIC(:,22) = piecewise({abs(ALGEBRAIC(:,5))>1.00000e-05, ( (( CONSTANTS(:,9).*ALGEBRAIC(:,5))./(1.00000 - exp( - ALGEBRAIC(:,5)))).*( CONSTANTS(:,11).*exp( - ALGEBRAIC(:,5)) - STATES(:,1)))./(1.00000+( (CONSTANTS(:,9)./CONSTANTS(:,7)).*ALGEBRAIC(:,5))./(1.00000 - exp( - ALGEBRAIC(:,5)))) }, ( (( CONSTANTS(:,9).*1.00000e-05)./(1.00000 - exp( - 1.00000e-05))).*( CONSTANTS(:,11).*exp( - 1.00000e-05) - STATES(:,1)))./(1.00000+( (CONSTANTS(:,9)./CONSTANTS(:,7)).*1.00000e-05)./(1.00000 - exp( - 1.00000e-05))));
    ALGEBRAIC(:,38) =  ALGEBRAIC(:,23).*ALGEBRAIC(:,27)+ ALGEBRAIC(:,22).*ALGEBRAIC(:,25);
    ALGEBRAIC(:,41) = ( ALGEBRAIC(:,22).*ALGEBRAIC(:,8))./(ALGEBRAIC(:,8)+CONSTANTS(:,45));
    ALGEBRAIC(:,44) = ( ( STATES(:,3).*ALGEBRAIC(:,38)+ STATES(:,4).*ALGEBRAIC(:,41)).*CONSTANTS(:,10))./CONSTANTS(:,1);
    ALGEBRAIC(:,46) = ( CONSTANTS(:,30).*( exp( CONSTANTS(:,28).*ALGEBRAIC(:,4)).*power(CONSTANTS(:,31), 3.00000).*CONSTANTS(:,11) -  exp( (CONSTANTS(:,28) - 1.00000).*ALGEBRAIC(:,4)).*power(CONSTANTS(:,32), 3.00000).*STATES(:,1)))./( (power(CONSTANTS(:,32), 3.00000)+power(CONSTANTS(:,26), 3.00000)).*(CONSTANTS(:,11)+CONSTANTS(:,27)).*(1.00000+ CONSTANTS(:,29).*exp( (CONSTANTS(:,28) - 1.00000).*ALGEBRAIC(:,4))));
    ALGEBRAIC(:,50) = ( CONSTANTS(:,35).*STATES(:,1))./(CONSTANTS(:,36)+STATES(:,1));
    ALGEBRAIC(:,52) =  (( CONSTANTS(:,4).*CONSTANTS(:,5))./( 2.00000.*CONSTANTS(:,6))).*log(CONSTANTS(:,11)./STATES(:,1));
    ALGEBRAIC(:,53) =  CONSTANTS(:,37).*(ALGEBRAIC(:,52) - ALGEBRAIC(:,1));
    ALGEBRAIC(:,56) = power(1.00000+( CONSTANTS(:,42).*CONSTANTS(:,43))./power(CONSTANTS(:,42)+STATES(:,1), 2.00000),  - 1.00000);
    ALGEBRAIC(:,2) = STATES(:,1);
    ALGEBRAIC(:,3) = ( STATES(:,2).*CONSTANTS(:,2))./CONSTANTS(:,1);
    ALGEBRAIC(:,7) = piecewise({abs(ALGEBRAIC(:,5))>1.00000e-09, (STATES(:,1)+ (CONSTANTS(:,8)./CONSTANTS(:,7)).*STATES(:,2)+( (CONSTANTS(:,9)./CONSTANTS(:,7)).*CONSTANTS(:,11).*ALGEBRAIC(:,5).*exp( - ALGEBRAIC(:,5)))./(1.00000 - exp( - ALGEBRAIC(:,5))))./(1.00000+CONSTANTS(:,8)./CONSTANTS(:,7)+( (CONSTANTS(:,9)./CONSTANTS(:,7)).*ALGEBRAIC(:,5))./(1.00000 - exp( - ALGEBRAIC(:,5)))) }, (STATES(:,1)+ (CONSTANTS(:,8)./CONSTANTS(:,7)).*STATES(:,2)+ (CONSTANTS(:,9)./CONSTANTS(:,7)).*CONSTANTS(:,11))./(1.00000+CONSTANTS(:,8)./CONSTANTS(:,7)+CONSTANTS(:,9)./CONSTANTS(:,7)));
    ALGEBRAIC(:,30) = CONSTANTS(:,45)./(ALGEBRAIC(:,8)+CONSTANTS(:,45));
    ALGEBRAIC(:,33) = ALGEBRAIC(:,8)./(ALGEBRAIC(:,8)+CONSTANTS(:,45));
    ALGEBRAIC(:,36) = CONSTANTS(:,46)./(ALGEBRAIC(:,9)+CONSTANTS(:,46));
    ALGEBRAIC(:,39) = ALGEBRAIC(:,9)./(ALGEBRAIC(:,9)+CONSTANTS(:,46));
    ALGEBRAIC(:,42) = (((((((1.00000 - ALGEBRAIC(:,25)) - ALGEBRAIC(:,26)) - ALGEBRAIC(:,27)) - ALGEBRAIC(:,28)) - ALGEBRAIC(:,30)) - ALGEBRAIC(:,36)) - ALGEBRAIC(:,33)) - ALGEBRAIC(:,39);
end

% Compute result of a piecewise function
function x = piecewise(cases, default)
    set = [0];
    for i = 1:2:length(cases)
        if (length(cases{i+1}) == 1)
            x(cases{i} & ~set,:) = cases{i+1};
        else
            x(cases{i} & ~set,:) = cases{i+1}(cases{i} & ~set);
        end
        set = set | cases{i};
        if(set), break, end
    end
    if (length(default) == 1)
        x(~set,:) = default;
    else
        x(~set,:) = default(~set);
    end
end

% Pad out or shorten strings to a set length
function strout = strpad(strin)
    req_length = 160;
    insize = size(strin,2);
    if insize > req_length
        strout = strin(1:req_length);
    else
        strout = [strin, blanks(req_length - insize)];
    end
end