% --- Fuel temperature for each point Tf = [600.0 1200.0 600.0]; % --- Coolant density for each point Rc = [0.3 0.3 0.7]; % --- Fast fission cross section FISSFAST = [0.00175775 0.00175509 0.00192268]; % --- Thermal fission cross section FISSTHERM = [0.0266125 0.0263595 0.0282216]; % --- Fast absorption cross section ABSFAST = [0.00648197 0.00665247 0.00716528]; % --- Thermal absorption cross section ABSTHERM = [0.0502586 0.0498852 0.0543838]; % --- Fast diffusion coefficient DIFFCOEFFAST = [1.88189 1.88246 1.54435]; % --- Thermal diffusion coefficient DIFFCOEFTHERM = [0.499605 0.500821 0.353243];