| Package | Description | 
|---|---|
| org.apache.commons.math3.analysis.interpolation | Univariate real functions interpolation algorithms. | 
| org.apache.commons.math3.analysis.polynomials | Univariate real polynomials implementations, seen as differentiable
     univariate real functions. | 
| org.apache.commons.math3.analysis.solvers | Root finding algorithms, for univariate real functions. | 
| Modifier and Type | Method and Description | 
|---|---|
| PolynomialFunction[] | HermiteInterpolator. getPolynomials()Compute the interpolation polynomials. | 
| Modifier and Type | Method and Description | 
|---|---|
| PolynomialFunction | PolynomialFunction. add(PolynomialFunction p)Add a polynomial to the instance. | 
| static PolynomialFunction | PolynomialsUtils. createChebyshevPolynomial(int degree)Create a Chebyshev polynomial of the first kind. | 
| static PolynomialFunction | PolynomialsUtils. createHermitePolynomial(int degree)Create a Hermite polynomial. | 
| static PolynomialFunction | PolynomialsUtils. createJacobiPolynomial(int degree,
                      int v,
                      int w)Create a Jacobi polynomial. | 
| static PolynomialFunction | PolynomialsUtils. createLaguerrePolynomial(int degree)Create a Laguerre polynomial. | 
| static PolynomialFunction | PolynomialsUtils. createLegendrePolynomial(int degree)Create a Legendre polynomial. | 
| PolynomialFunction[] | PolynomialSplineFunction. getPolynomials()Get a copy of the interpolating polynomials array. | 
| PolynomialFunction | PolynomialFunction. multiply(PolynomialFunction p)Multiply the instance by a polynomial. | 
| PolynomialFunction | PolynomialFunction. negate()Negate the instance. | 
| PolynomialFunction | PolynomialFunction. polynomialDerivative()Returns the derivative as a  PolynomialFunction. | 
| PolynomialFunction | PolynomialFunction. subtract(PolynomialFunction p)Subtract a polynomial from the instance. | 
| Modifier and Type | Method and Description | 
|---|---|
| PolynomialFunction | PolynomialFunction. add(PolynomialFunction p)Add a polynomial to the instance. | 
| PolynomialFunction | PolynomialFunction. multiply(PolynomialFunction p)Multiply the instance by a polynomial. | 
| PolynomialFunction | PolynomialFunction. subtract(PolynomialFunction p)Subtract a polynomial from the instance. | 
| Constructor and Description | 
|---|
| PolynomialSplineFunction(double[] knots,
                        PolynomialFunction[] polynomials)Construct a polynomial spline function with the given segment delimiters
 and interpolating polynomials. | 
| Modifier and Type | Method and Description | 
|---|---|
| protected void | AbstractPolynomialSolver. setup(int maxEval,
     PolynomialFunction f,
     double min,
     double max,
     double startValue)Prepare for computation. | 
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