public double Calculate()
{
double x1;
double Xp = dane.GetXp();
double Xk = dane.GetXk();
double Precision = dane.GetPrecision();
do
{
x1 = (Xp + Xk) / 2;
if (dane.getFunctionInPointX(x1) == 0)
{
return(x1);
}
if (dane.getFunctionInPointX(x1) * dane.getFunctionInPointX(Xp) < 0)
{
Xk = x1;
}
else if (dane.getFunctionInPointX(x1) * dane.getFunctionInPointX(Xk) < 0)
{
Xp = x1;
}
} while (Math.Abs(Xp - Xk) > Precision);
return(Math.Round((Xp + Xk) / 2, Precision.ToString().Length - 2));
}
public double Calculate()
{
double x1 = -1;
double x2 = 1;
double Precision = dane.GetPrecision();
do
{
x1 = x2;
x2 = x1 - dane.getFunctionInPointX(x1) / dane.getDerivativeInPoint(x1);
if (Math.Abs(x2 - x1) <= Precision)
{
break;
}
if (Math.Abs(dane.getFunctionInPointX(x1)) <= Precision)
{
break;
}
} while (true);
return(Math.Round(x2, 0));
}
