Stuff
public c v1 · immutabledouble Trova_z (double a, double b){ int z=(a+b)/2; if (f(z)==0) return z; else if (f(z)<0) return Trova_z(a+b/2,b); else return Trova_z(a,a+b/2);}/*Trova_<*/double Trova_z (double a, double b){ int z=(a+b)/2; if (f(z)==0) return z; else if (f(z)<0) return Trova_z(a+b/2,b); else return Trova_z(a,a+b/2);}/*Trova_<*/