model circuit Resistor R1(R=10); Capacitor C(C=0.01); Resistor R2(R=100); Inductor L(L=0.1); VsourceAC AC; Ground G; equation connect (AC.p, R1.p); // Capacitor circuit connect (R1.n, C.p); connect (C.n, AC.n); connect (R1.p, R2.p); // Inductor circuit connect (R2.n, L.p); connect (L.n, C.n); connect (AC.n, G.p); // Ground end circuit;