Generated Code
The following is matlab code generated by the CellML API from this CellML file. (Back to language selection)
The raw code is available.
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 =26;
end
% There are a total of 12 entries in each of the rate and state variable arrays.
% There are a total of 37 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 (second)');
LEGEND_STATES(:,1) = strpad('V_s in component soma_compartment (mV)');
LEGEND_CONSTANTS(:,1) = strpad('V_Na in component soma_compartment (mV)');
LEGEND_ALGEBRAIC(:,26) = strpad('I_Na_s in component soma_compartment (uA_per_cm2)');
LEGEND_ALGEBRAIC(:,1) = strpad('I_K_DR_s in component soma_compartment (uA_per_cm2)');
LEGEND_ALGEBRAIC(:,11) = strpad('I_Ca_T in component soma_compartment (uA_per_cm2)');
LEGEND_ALGEBRAIC(:,16) = strpad('I_K_Ca in component soma_compartment (uA_per_cm2)');
LEGEND_ALGEBRAIC(:,18) = strpad('I_A in component soma_compartment (uA_per_cm2)');
LEGEND_ALGEBRAIC(:,21) = strpad('I_h in component soma_compartment (uA_per_cm2)');
LEGEND_CONSTANTS(:,2) = strpad('g_Na_s in component soma_compartment (mS_per_cm2)');
LEGEND_CONSTANTS(:,3) = strpad('g_K_DR_s in component soma_compartment (mS_per_cm2)');
LEGEND_CONSTANTS(:,4) = strpad('g_Ca_T in component soma_compartment (mS_per_cm2)');
LEGEND_CONSTANTS(:,5) = strpad('g_K_Ca in component soma_compartment (mS_per_cm2)');
LEGEND_CONSTANTS(:,6) = strpad('g_A in component soma_compartment (mS_per_cm2)');
LEGEND_CONSTANTS(:,7) = strpad('g_h in component soma_compartment (mS_per_cm2)');
LEGEND_STATES(:,2) = strpad('Ca in component soma_compartment (mM)');
LEGEND_CONSTANTS(:,8) = strpad('k_Ca in component soma_compartment (per_second)');
LEGEND_CONSTANTS(:,9) = strpad('K_Ca in component soma_compartment (uM)');
LEGEND_CONSTANTS(:,10) = strpad('V_h in component soma_compartment (mV)');
LEGEND_CONSTANTS(:,11) = strpad('beta in component soma_compartment (mMcm2_per_uAs)');
LEGEND_CONSTANTS(:,12) = strpad('I_APP in component soma_compartment (uA_per_cm2)');
LEGEND_CONSTANTS(:,13) = strpad('V_Ca in component general_variables (mV)');
LEGEND_CONSTANTS(:,14) = strpad('V_K in component general_variables (mV)');
LEGEND_STATES(:,3) = strpad('n in component gating_variables (dimensionless)');
LEGEND_STATES(:,4) = strpad('h in component gating_variables (dimensionless)');
LEGEND_ALGEBRAIC(:,23) = strpad('m_infinity in component gating_variables (dimensionless)');
LEGEND_CONSTANTS(:,15) = strpad('g_c in component general_variables (mS_per_cm2)');
LEGEND_CONSTANTS(:,16) = strpad('p in component general_variables (dimensionless)');
LEGEND_STATES(:,5) = strpad('V_D in component dendritic_compartment (mV)');
LEGEND_CONSTANTS(:,17) = strpad('C_m in component general_variables (uF_per_cm2)');
LEGEND_STATES(:,6) = strpad('m_T in component gating_variables (dimensionless)');
LEGEND_STATES(:,7) = strpad('h_T in component gating_variables (dimensionless)');
LEGEND_STATES(:,8) = strpad('a in component gating_variables (dimensionless)');
LEGEND_STATES(:,9) = strpad('b in component gating_variables (dimensionless)');
LEGEND_STATES(:,10) = strpad('m_h in component gating_variables (dimensionless)');
LEGEND_STATES(:,11) = strpad('Na in component dendritic_compartment (mM)');
LEGEND_CONSTANTS(:,18) = strpad('K_p in component dendritic_compartment (mM)');
LEGEND_ALGEBRAIC(:,19) = strpad('I_L in component dendritic_compartment (uA_per_cm2)');
LEGEND_ALGEBRAIC(:,17) = strpad('I_pump in component dendritic_compartment (uA_per_cm2)');
LEGEND_CONSTANTS(:,19) = strpad('R_pump in component dendritic_compartment (uA_per_cm2)');
LEGEND_CONSTANTS(:,20) = strpad('Na_eq in component dendritic_compartment (mM)');
LEGEND_ALGEBRAIC(:,12) = strpad('phi_Na in component dendritic_compartment (dimensionless)');
LEGEND_CONSTANTS(:,32) = strpad('phi_Na_eq in component dendritic_compartment (dimensionless)');
LEGEND_CONSTANTS(:,21) = strpad('alpha in component dendritic_compartment (mMcm2_per_uAs)');
LEGEND_ALGEBRAIC(:,22) = strpad('I_NMDA in component dendritic_compartment (uA_per_cm2)');
LEGEND_ALGEBRAIC(:,20) = strpad('I_Na_NMDA in component dendritic_compartment (uA_per_cm2)');
LEGEND_CONSTANTS(:,22) = strpad('g_NMDA in component dendritic_compartment (mS_per_cm2)');
LEGEND_CONSTANTS(:,23) = strpad('g_Na_NMDA in component dendritic_compartment (mS_per_cm2)');
LEGEND_CONSTANTS(:,24) = strpad('g_L in component dendritic_compartment (mS_per_cm2)');
LEGEND_CONSTANTS(:,25) = strpad('Mg_o in component dendritic_compartment (mM)');
LEGEND_CONSTANTS(:,26) = strpad('K_Mg in component dendritic_compartment (mM)');
LEGEND_CONSTANTS(:,27) = strpad('q in component dendritic_compartment (mV)');
LEGEND_CONSTANTS(:,28) = strpad('V_NMDA in component dendritic_compartment (mV)');
LEGEND_CONSTANTS(:,29) = strpad('V_L in component dendritic_compartment (mV)');
LEGEND_ALGEBRAIC(:,24) = strpad('I_D in component dendritic_compartment (uA_per_cm2)');
LEGEND_ALGEBRAIC(:,25) = strpad('I_Ca_L in component dendritic_compartment (uA_per_cm2)');
LEGEND_CONSTANTS(:,30) = strpad('g_Ca_L in component dendritic_compartment (mS_per_cm2)');
LEGEND_CONSTANTS(:,31) = strpad('g_K_DR_D in component dendritic_compartment (mS_per_cm2)');
LEGEND_ALGEBRAIC(:,2) = strpad('I_K_DR_D in component dendritic_compartment (uA_per_cm2)');
LEGEND_STATES(:,12) = strpad('m_L in component gating_variables (dimensionless)');
LEGEND_ALGEBRAIC(:,3) = strpad('m_T_infinity in component gating_variables (dimensionless)');
LEGEND_ALGEBRAIC(:,4) = strpad('h_T_infinity in component gating_variables (dimensionless)');
LEGEND_ALGEBRAIC(:,5) = strpad('a_infinity in component gating_variables (dimensionless)');
LEGEND_ALGEBRAIC(:,6) = strpad('b_infinity in component gating_variables (dimensionless)');
LEGEND_ALGEBRAIC(:,7) = strpad('m_h_infinity in component gating_variables (dimensionless)');
LEGEND_ALGEBRAIC(:,8) = strpad('m_L_infinity in component gating_variables (dimensionless)');
LEGEND_ALGEBRAIC(:,9) = strpad('n_infinity in component gating_variables (dimensionless)');
LEGEND_ALGEBRAIC(:,10) = strpad('h_infinity in component gating_variables (dimensionless)');
LEGEND_ALGEBRAIC(:,13) = strpad('tau_h in component gating_variables (second)');
LEGEND_ALGEBRAIC(:,14) = strpad('tau_n in component gating_variables (second)');
LEGEND_CONSTANTS(:,33) = strpad('tau_m_T in component gating_variables (second)');
LEGEND_CONSTANTS(:,34) = strpad('tau_h_T in component gating_variables (second)');
LEGEND_ALGEBRAIC(:,15) = strpad('tau_m_L in component gating_variables (second)');
LEGEND_CONSTANTS(:,35) = strpad('tau_a in component gating_variables (second)');
LEGEND_CONSTANTS(:,36) = strpad('tau_b in component gating_variables (second)');
LEGEND_CONSTANTS(:,37) = strpad('tau_m_h in component gating_variables (second)');
LEGEND_RATES(:,1) = strpad('d/dt V_s in component soma_compartment (mV)');
LEGEND_RATES(:,2) = strpad('d/dt Ca in component soma_compartment (mM)');
LEGEND_RATES(:,5) = strpad('d/dt V_D in component dendritic_compartment (mV)');
LEGEND_RATES(:,11) = strpad('d/dt Na in component dendritic_compartment (mM)');
LEGEND_RATES(:,4) = strpad('d/dt h in component gating_variables (dimensionless)');
LEGEND_RATES(:,3) = strpad('d/dt n in component gating_variables (dimensionless)');
LEGEND_RATES(:,6) = strpad('d/dt m_T in component gating_variables (dimensionless)');
LEGEND_RATES(:,12) = strpad('d/dt m_L in component gating_variables (dimensionless)');
LEGEND_RATES(:,10) = strpad('d/dt m_h in component gating_variables (dimensionless)');
LEGEND_RATES(:,8) = strpad('d/dt a in component gating_variables (dimensionless)');
LEGEND_RATES(:,9) = strpad('d/dt b in component gating_variables (dimensionless)');
LEGEND_RATES(:,7) = strpad('d/dt h_T in component gating_variables (dimensionless)');
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 = [];
STATES(:,1) = -64.0;
CONSTANTS(:,1) = 55;
CONSTANTS(:,2) = 3.2;
CONSTANTS(:,3) = 3.2;
CONSTANTS(:,4) = 1.5;
CONSTANTS(:,5) = 1.2;
CONSTANTS(:,6) = 2;
CONSTANTS(:,7) = 0.1;
STATES(:,2) = 0;
CONSTANTS(:,8) = 1;
CONSTANTS(:,9) = 0.4;
CONSTANTS(:,10) = -30;
CONSTANTS(:,11) = 0.104;
CONSTANTS(:,12) = -6.7;
CONSTANTS(:,13) = 120;
CONSTANTS(:,14) = -85;
STATES(:,3) = 0.002;
STATES(:,4) = 1.0;
CONSTANTS(:,15) = 0.1;
CONSTANTS(:,16) = 0.5;
STATES(:,5) = -77.0;
CONSTANTS(:,17) = 1;
STATES(:,6) = 0.1;
STATES(:,7) = 0.1;
STATES(:,8) = 0.1;
STATES(:,9) = 0.1;
STATES(:,10) = 0.1;
STATES(:,11) = 5.09;
CONSTANTS(:,18) = 15;
CONSTANTS(:,19) = 18;
CONSTANTS(:,20) = 8;
CONSTANTS(:,21) = 0.173;
CONSTANTS(:,22) = 25;
CONSTANTS(:,23) = 5;
CONSTANTS(:,24) = 0.18;
CONSTANTS(:,25) = 1.4;
CONSTANTS(:,26) = 10;
CONSTANTS(:,27) = 12.5;
CONSTANTS(:,28) = 0;
CONSTANTS(:,29) = -50;
CONSTANTS(:,30) = 0.19;
CONSTANTS(:,31) = 0.14;
STATES(:,12) = 0.1;
CONSTANTS(:,32) = power(CONSTANTS(:,20), 3.00000)./(power(CONSTANTS(:,20), 3.00000)+power(CONSTANTS(:,18), 3.00000));
CONSTANTS(:,33) = 1.00000;
CONSTANTS(:,34) = 10.0000;
CONSTANTS(:,35) = 0.500000;
CONSTANTS(:,36) = 10.0000;
CONSTANTS(:,37) = 190.000;
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(:,3) = 1.00000./(1.00000+exp( - (STATES(:,1)+55.0000)./7.00000));
RATES(:,6) = (ALGEBRAIC(:,3) - STATES(:,6))./CONSTANTS(:,33);
ALGEBRAIC(:,7) = 1.00000./(1.00000+exp((STATES(:,1)+80.0000)./8.00000));
RATES(:,10) = (ALGEBRAIC(:,7) - STATES(:,10))./CONSTANTS(:,37);
ALGEBRAIC(:,5) = 1.00000./(1.00000+exp( - (STATES(:,1)+60.0000)./10.0000));
RATES(:,8) = (ALGEBRAIC(:,5) - STATES(:,8))./CONSTANTS(:,35);
ALGEBRAIC(:,6) = 1.00000./(1.00000+exp((STATES(:,1)+70.0000)./5.70000));
RATES(:,9) = (ALGEBRAIC(:,6) - STATES(:,9))./CONSTANTS(:,36);
ALGEBRAIC(:,4) = 1.00000./(1.00000+exp((STATES(:,1)+81.0000)./11.0000));
RATES(:,7) = (ALGEBRAIC(:,4) - STATES(:,7))./CONSTANTS(:,34);
ALGEBRAIC(:,11) = CONSTANTS(:,4).*STATES(:,7).*(STATES(:,1) - CONSTANTS(:,13)).*power(STATES(:,6), 2.00000);
RATES(:,2) = - ( CONSTANTS(:,11).*ALGEBRAIC(:,11)+ CONSTANTS(:,8).*STATES(:,2));
ALGEBRAIC(:,10) = 1.00000./(1.00000+exp((STATES(:,1)+30.0000)./8.30000));
ALGEBRAIC(:,13) = 0.400000.*(1.00000+2.00000./(1.00000+exp((STATES(:,1)+25.0000)./5.00000)));
RATES(:,4) = (ALGEBRAIC(:,10) - STATES(:,4))./ALGEBRAIC(:,13);
ALGEBRAIC(:,9) = 1.00000./(1.00000+exp( - (STATES(:,1)+31.0000)./5.30000));
ALGEBRAIC(:,14) = ( 0.800000.*(1.00000+2.00000./(1.00000+exp((STATES(:,1)+25.0000)./10.0000))))./(1.00000+exp( - (STATES(:,1)+70.0000)./10.0000));
RATES(:,3) = (ALGEBRAIC(:,9) - STATES(:,3))./ALGEBRAIC(:,14);
ALGEBRAIC(:,8) = 1.00000./(1.00000+exp( - (STATES(:,5)+20.0000)./5.30000));
ALGEBRAIC(:,15) = 0.400000./( 5.00000.*exp( - (STATES(:,5)+11.0000)./8.30000)+( - (STATES(:,5)+11.0000)./8.30000)./(exp( - (STATES(:,5)+11.0000)./8.30000) - 1.00000));
RATES(:,12) = (ALGEBRAIC(:,8) - STATES(:,12))./ALGEBRAIC(:,15);
ALGEBRAIC(:,12) = power(STATES(:,11), 3.00000)./(power(STATES(:,11), 3.00000)+power(CONSTANTS(:,18), 3.00000));
ALGEBRAIC(:,17) = CONSTANTS(:,19).*(ALGEBRAIC(:,12) - CONSTANTS(:,32));
ALGEBRAIC(:,20) = (CONSTANTS(:,23)./(1.00000+ (CONSTANTS(:,25)./CONSTANTS(:,26)).*exp( - STATES(:,5)./CONSTANTS(:,27)))).*(STATES(:,5) - CONSTANTS(:,1));
RATES(:,11) = CONSTANTS(:,21).*( - ALGEBRAIC(:,20) - ALGEBRAIC(:,17).*3.00000);
ALGEBRAIC(:,19) = CONSTANTS(:,24).*(STATES(:,5) - CONSTANTS(:,29));
ALGEBRAIC(:,22) = (CONSTANTS(:,22)./(1.00000+ (CONSTANTS(:,25)./CONSTANTS(:,26)).*exp( - STATES(:,5)./CONSTANTS(:,27)))).*(STATES(:,5) - CONSTANTS(:,28));
ALGEBRAIC(:,25) = CONSTANTS(:,30).*(STATES(:,5) - CONSTANTS(:,13)).*power(STATES(:,12), 2.00000);
ALGEBRAIC(:,2) = CONSTANTS(:,31).*(STATES(:,5) - CONSTANTS(:,14)).*power(STATES(:,3), 2.00000);
RATES(:,5) = ((((( - ALGEBRAIC(:,25) - ALGEBRAIC(:,2)) - ALGEBRAIC(:,22)) - ALGEBRAIC(:,17)) - ALGEBRAIC(:,19)) - (CONSTANTS(:,15)./(1.00000 - CONSTANTS(:,16))).*(STATES(:,1) - STATES(:,5)))./CONSTANTS(:,17);
ALGEBRAIC(:,23) = 1.00000./(1.00000+exp( - (STATES(:,1)+35.0000)./6.20000));
ALGEBRAIC(:,26) = CONSTANTS(:,2).*STATES(:,4).*(STATES(:,1) - CONSTANTS(:,1)).*power(ALGEBRAIC(:,23), 3.00000);
ALGEBRAIC(:,1) = CONSTANTS(:,3).*(STATES(:,1) - CONSTANTS(:,14)).*power(STATES(:,3), 2.00000);
ALGEBRAIC(:,16) = (( CONSTANTS(:,5).*power(STATES(:,2), 4.00000))./(power(STATES(:,2), 4.00000)+power(CONSTANTS(:,9), 4.00000))).*(STATES(:,1) - CONSTANTS(:,14));
ALGEBRAIC(:,18) = CONSTANTS(:,6).*STATES(:,9).*(STATES(:,1) - CONSTANTS(:,14)).*power(STATES(:,8), 4.00000);
ALGEBRAIC(:,21) = CONSTANTS(:,7).*STATES(:,10).*(STATES(:,1) - CONSTANTS(:,10));
RATES(:,1) = (((((((CONSTANTS(:,12) - ALGEBRAIC(:,26)) - ALGEBRAIC(:,11)) - ALGEBRAIC(:,1)) - ALGEBRAIC(:,16)) - ALGEBRAIC(:,18)) - ALGEBRAIC(:,21)) - (CONSTANTS(:,15)./CONSTANTS(:,16)).*(STATES(:,1) - STATES(:,5)))./CONSTANTS(:,17);
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(:,3) = 1.00000./(1.00000+exp( - (STATES(:,1)+55.0000)./7.00000));
ALGEBRAIC(:,7) = 1.00000./(1.00000+exp((STATES(:,1)+80.0000)./8.00000));
ALGEBRAIC(:,5) = 1.00000./(1.00000+exp( - (STATES(:,1)+60.0000)./10.0000));
ALGEBRAIC(:,6) = 1.00000./(1.00000+exp((STATES(:,1)+70.0000)./5.70000));
ALGEBRAIC(:,4) = 1.00000./(1.00000+exp((STATES(:,1)+81.0000)./11.0000));
ALGEBRAIC(:,11) = CONSTANTS(:,4).*STATES(:,7).*(STATES(:,1) - CONSTANTS(:,13)).*power(STATES(:,6), 2.00000);
ALGEBRAIC(:,10) = 1.00000./(1.00000+exp((STATES(:,1)+30.0000)./8.30000));
ALGEBRAIC(:,13) = 0.400000.*(1.00000+2.00000./(1.00000+exp((STATES(:,1)+25.0000)./5.00000)));
ALGEBRAIC(:,9) = 1.00000./(1.00000+exp( - (STATES(:,1)+31.0000)./5.30000));
ALGEBRAIC(:,14) = ( 0.800000.*(1.00000+2.00000./(1.00000+exp((STATES(:,1)+25.0000)./10.0000))))./(1.00000+exp( - (STATES(:,1)+70.0000)./10.0000));
ALGEBRAIC(:,8) = 1.00000./(1.00000+exp( - (STATES(:,5)+20.0000)./5.30000));
ALGEBRAIC(:,15) = 0.400000./( 5.00000.*exp( - (STATES(:,5)+11.0000)./8.30000)+( - (STATES(:,5)+11.0000)./8.30000)./(exp( - (STATES(:,5)+11.0000)./8.30000) - 1.00000));
ALGEBRAIC(:,12) = power(STATES(:,11), 3.00000)./(power(STATES(:,11), 3.00000)+power(CONSTANTS(:,18), 3.00000));
ALGEBRAIC(:,17) = CONSTANTS(:,19).*(ALGEBRAIC(:,12) - CONSTANTS(:,32));
ALGEBRAIC(:,20) = (CONSTANTS(:,23)./(1.00000+ (CONSTANTS(:,25)./CONSTANTS(:,26)).*exp( - STATES(:,5)./CONSTANTS(:,27)))).*(STATES(:,5) - CONSTANTS(:,1));
ALGEBRAIC(:,19) = CONSTANTS(:,24).*(STATES(:,5) - CONSTANTS(:,29));
ALGEBRAIC(:,22) = (CONSTANTS(:,22)./(1.00000+ (CONSTANTS(:,25)./CONSTANTS(:,26)).*exp( - STATES(:,5)./CONSTANTS(:,27)))).*(STATES(:,5) - CONSTANTS(:,28));
ALGEBRAIC(:,25) = CONSTANTS(:,30).*(STATES(:,5) - CONSTANTS(:,13)).*power(STATES(:,12), 2.00000);
ALGEBRAIC(:,2) = CONSTANTS(:,31).*(STATES(:,5) - CONSTANTS(:,14)).*power(STATES(:,3), 2.00000);
ALGEBRAIC(:,23) = 1.00000./(1.00000+exp( - (STATES(:,1)+35.0000)./6.20000));
ALGEBRAIC(:,26) = CONSTANTS(:,2).*STATES(:,4).*(STATES(:,1) - CONSTANTS(:,1)).*power(ALGEBRAIC(:,23), 3.00000);
ALGEBRAIC(:,1) = CONSTANTS(:,3).*(STATES(:,1) - CONSTANTS(:,14)).*power(STATES(:,3), 2.00000);
ALGEBRAIC(:,16) = (( CONSTANTS(:,5).*power(STATES(:,2), 4.00000))./(power(STATES(:,2), 4.00000)+power(CONSTANTS(:,9), 4.00000))).*(STATES(:,1) - CONSTANTS(:,14));
ALGEBRAIC(:,18) = CONSTANTS(:,6).*STATES(:,9).*(STATES(:,1) - CONSTANTS(:,14)).*power(STATES(:,8), 4.00000);
ALGEBRAIC(:,21) = CONSTANTS(:,7).*STATES(:,10).*(STATES(:,1) - CONSTANTS(:,10));
ALGEBRAIC(:,24) = ALGEBRAIC(:,22)+ALGEBRAIC(:,17)+ALGEBRAIC(:,19);
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