| Package | Description | 
|---|---|
| org.hipparchus.analysis.interpolation | Univariate real functions interpolation algorithms. | 
| org.hipparchus.analysis.polynomials | Univariate real polynomials implementations, seen as differentiable
     univariate real functions. | 
| Modifier and Type | Method and Description | 
|---|---|
| <T extends RealFieldElement<T>> | SplineInterpolator. interpolate(T[] x,
           T[] y)Computes an interpolating function for the data set. | 
| <T extends RealFieldElement<T>> | LinearInterpolator. interpolate(T[] x,
           T[] y)Computes a linear interpolating function for the data set. | 
| <T extends RealFieldElement<T>> | AkimaSplineInterpolator. interpolate(T[] xvals,
           T[] yvals)Computes an interpolating function for the data set. | 
| Modifier and Type | Method and Description | 
|---|---|
| FieldPolynomialSplineFunction<T> | FieldPolynomialSplineFunction. polynomialSplineDerivative()Get the derivative of the polynomial spline function. | 
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