.ThermoSysPro.Properties.WaterSteamSimple.Utilities.polynomial_xy_order3_derivative2_xy

Interface

function polynomial_xy_order3_derivative2_xy
  input ThermoSysPro.Properties.WaterSteamSimple.Utilities.coef_xy_order3 coef;
  input Real x;
  input Real y;
  output Real der2_polynomial_xy;
end polynomial_xy_order3_derivative2_xy;