public static IBaseMathOperator CalculateNPolynomial(IBaseMathOperator original, double x, uint n)
{
var addList = new List <IBaseMathOperator>();
var lastDerivative = original;
original.SetXValue(x);
addList.Add(new ConstantMathOperator(original.Result()));
for (var i = 1; i < n; i++)
{
var times = new MultiplyMathOperator();
{
var der = lastDerivative.Derivate();
lastDerivative = der;
}
lastDerivative.SetXValue(x);
var divide = new DevideMathOperator();
var factorial = new FactorialMathOperator(i);
divide.Instantiate(new IBaseMathOperator[] { new ConstantMathOperator(lastDerivative.Result()), factorial });
var minus = new MinMathOperator();
minus.Instantiate(new IBaseMathOperator[] { new VariableXMathOperator(), new ConstantMathOperator(x) });
var power = new ExpotentialOperator();
power.Instantiate(new IBaseMathOperator[] { minus, new ConstantMathOperator(i) });
times.Instantiate(new IBaseMathOperator[] { divide, power });
addList.Add(times.DeepSimplyfy());
}
return(new AddMathOperator().CreateFromList(addList).DeepSimplyfy());
}
public static IBaseMathOperator GetBaseMathOperatorFromValues(double[] values)
{
var list = new List <IBaseMathOperator>();
for (var i = 0; i < values.Length; i++)
{
var power = new ExpotentialOperator();
power.Instantiate(new IBaseMathOperator[] { new VariableXMathOperator(), new ConstantMathOperator(values.Length - i - 1) });
var times = new MultiplyMathOperator();
times.Instantiate(new IBaseMathOperator[] { new ConstantMathOperator(values[i]), power });
list.Add(times);
}
return(new AddMathOperator().CreateFromList(list));
}
