Examples of DfpField

Examples of org.apache.commons.math3.dfp.DfpField

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   @Test
   public void testDerivativeShortcut() {
       final Sinc sinc = new Sinc();
       final UnivariateFunction f = new UnivariateFunction() {
               public double value(double x) {
                   Dfp dfpX = new DfpField(25).newDfp(x);
                   return DfpMath.cos(dfpX).subtract(DfpMath.sin(dfpX).divide(dfpX)).divide(dfpX).toDouble();
               }
           };

       for (double x = 1e-30; x < 1e10; x *= 2) {
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Examples of org.apache.commons.math3.dfp.DfpField

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    private DfpField field;
    private RandomGenerator generator;

    @Before
    public void setUp() {
        field = new DfpField(40);
        generator = new MersenneTwister(6176597458463500194l);
    }
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Examples of org.apache.commons.math3.dfp.DfpField

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    }

    @Test
    public void testIntPow() {
        final int maxExp = 300;
        DfpField field = new DfpField(40);
        final double base = 1.23456789;
        Dfp baseDfp = field.newDfp(base);
        Dfp dfpPower = field.getOne();
        for (int i = 0; i < maxExp; i++) {
            Assert.assertEquals("exp=" + i, dfpPower.toDouble(), FastMath.pow(base, i),
                                0.6 * FastMath.ulp(dfpPower.toDouble()));
            dfpPower = dfpPower.multiply(baseDfp);
        }
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Examples of org.apache.commons.math3.dfp.DfpField

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    private DfpField field;
    private RandomGenerator generator;

    @Before
    public void setUp() {
        field = new DfpField(40);
        generator = new MersenneTwister(6176597458463500194l);
    }
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