package com.imsl.test.example.math;

import com.imsl.math.*;

/**
 * <p>
 * Computes a shape preserving cubic spline.</p>
 *
 * A cubic spline interpolant to a function is computed consistent with the
 * concavity of the data. The spline value at 0.05 is printed.
 *
 *
 * @see <a href="CsShapeEx1.java">Code</a>
 * @see <a href="doc-files/CsShapeEx1.out">Output</a>
 *
 */
public class CsShapeEx1 {

    public static void main(String args[]) throws com.imsl.IMSLException {
        double x[] = {0.00, 0.10, 0.20, 0.30, 0.40, 0.50, 0.60, 0.80, 1.00};
        double y[] = {0.00, 0.90, 0.95, 0.90, 0.10, 0.05, 0.05, 0.20, 1.00};

        CsShape cs = new CsShape(x, y);
        double csv = cs.value(0.05);
        System.out.println("The computed cubic spline value at point .05 is "
                + csv);
    }
}