function ExponentialCurves_Wc_PR extends Modelica.Icons.Function; input Real Nc; input Real PRcurve; input Real ka_Wc_0; input Real ka_Wc_1; input Real ka_Wc_2; input Real ka_Wc_3; input Real ka_Wc_4; input Real kb_Wc_0; input Real kb_Wc_1; input Real kb_Wc_2; input Real kb_Wc_3; input Real kb_Wc_4; output Real WcCurve; end ExponentialCurves_Wc_PR;