Examples of Power

cc.redberry.core.tensor.Power
Representation of mathematical power A^B. @author Dmitry Bolotin @author Stanislav Poslavsky @see PowerBuilder @see PowerFactory @since 1.0
com.palepail.TestGame.Model.Items.Power
com.sk89q.craftbook.util.RedstoneUtil.Power
org.apache.commons.math3.analysis.function.Power
Power function. @since 3.0
org.apache.imperius.spl.parser.expressions.impl.Power
org.boris.expr.function.excel.POWER

Examples of org.apache.commons.math3.analysis.function.Power

    @Test
    public void testFixingArguments() {
        UnivariateFunction scaler = FunctionUtils.fix1stArgument(new Multiply(), 10);
        Assert.assertEquals(1.23456, scaler.value(0.123456), EPS);


        UnivariateFunction pow1 = new Power(2);
        UnivariateFunction pow2 = FunctionUtils.fix2ndArgument(new Pow(), 2);


        for (int i = 0; i < 10; i++) {
            double x = Math.random() * 10;
            Assert.assertEquals(pow1.value(x), pow2.value(x), 0);
        }
    }

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Examples of org.apache.commons.math3.analysis.function.Power

        v_mapDivideToSelf.mapDivideToSelf(2.0d);
        double[] result_mapDivideToSelf = {.5d, 1d, 1.5d};
        assertClose("compare vectors" ,result_mapDivideToSelf,v_mapDivideToSelf.toArray(),normTolerance);


        //octave =  v1 .^ 2.0
        RealVector v_mapPow = v1.map(new Power(2));
        double[] result_mapPow = {1d, 4d, 9d};
        assertClose("compare vectors" ,result_mapPow,v_mapPow.toArray(),normTolerance);


        //octave =  v1 .^ 2.0
        RealVector v_mapPowToSelf = v1.copy();
        v_mapPowToSelf.mapToSelf(new Power(2));
        double[] result_mapPowToSelf = {1d, 4d, 9d};
        assertClose("compare vectors" ,result_mapPowToSelf,v_mapPowToSelf.toArray(),normTolerance);


        //octave =  exp(v1)
        RealVector v_mapExp = v1.map(new Exp());

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Examples of org.apache.commons.math3.analysis.function.Power

        v_mapDivideToSelf.mapDivideToSelf(2.0d);
        double[] result_mapDivideToSelf = {.5d, 1d, 1.5d};
        assertClose("compare vectors" ,result_mapDivideToSelf,v_mapDivideToSelf.toArray(),normTolerance);


        //octave =  v1 .^ 2.0
        RealVector v_mapPow = v1.map(new Power(2));
        double[] result_mapPow = {1d, 4d, 9d};
        assertClose("compare vectors" ,result_mapPow,v_mapPow.toArray(),normTolerance);


        //octave =  v1 .^ 2.0
        RealVector v_mapPowToSelf = v1.copy();
        v_mapPowToSelf.mapToSelf(new Power(2));
        double[] result_mapPowToSelf = {1d, 4d, 9d};
        assertClose("compare vectors" ,result_mapPowToSelf,v_mapPowToSelf.toArray(),normTolerance);


        //octave =  exp(v1)
        RealVector v_mapExp = v1.map(new Exp());

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Examples of org.apache.commons.math3.analysis.function.Power

        Assert.assertEquals(3, FunctionUtils.compose(m, m).value(3), EPS);


        UnivariateFunction inv = new Inverse();
        Assert.assertEquals(-0.25, FunctionUtils.compose(inv, m, c, id).value(3), EPS);


        UnivariateFunction pow = new Power(2);
        Assert.assertEquals(81, FunctionUtils.compose(pow, pow).value(3), EPS);
    }

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Examples of org.apache.commons.math3.analysis.function.Power

        Assert.assertEquals(1, FunctionUtils.compose(m, m).derivative().value(3), EPS);


        DifferentiableUnivariateFunction inv = new Inverse();
        Assert.assertEquals(0.25, FunctionUtils.compose(inv, m, id).derivative().value(2), EPS);


        DifferentiableUnivariateFunction pow = new Power(2);
        Assert.assertEquals(108, FunctionUtils.compose(pow, pow).derivative().value(3), EPS);


        DifferentiableUnivariateFunction log = new Log();
        double a = 9876.54321;
        Assert.assertEquals(pow.derivative().value(a) / pow.value(a),
                            FunctionUtils.compose(log, pow).derivative().value(a), EPS);
    }

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Examples of org.apache.commons.math3.analysis.function.Power

    public void testMultiply() {
        UnivariateFunction c = new Constant(4);
        Assert.assertEquals(16, FunctionUtils.multiply(c, c).value(12345), EPS);


        UnivariateFunction inv = new Inverse();
        UnivariateFunction pow = new Power(2);
        Assert.assertEquals(1, FunctionUtils.multiply(FunctionUtils.compose(inv, pow), pow).value(3.5), EPS);
    }

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Examples of org.apache.commons.math3.analysis.function.Power

        DifferentiableUnivariateFunction id = new Identity();
        final double a = 1.2345678;
        Assert.assertEquals(8 * a, FunctionUtils.multiply(c, id, id).derivative().value(a), EPS);


        DifferentiableUnivariateFunction inv = new Inverse();
        DifferentiableUnivariateFunction pow = new Power(2.5);
        DifferentiableUnivariateFunction cos = new Cos();
        Assert.assertEquals(1.5 * Math.sqrt(a) * Math.cos(a) - Math.pow(a, 1.5) * Math.sin(a),
                            FunctionUtils.multiply(inv, pow, cos).derivative().value(a), EPS);


        DifferentiableUnivariateFunction cosh = new Cosh();

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Examples of org.apache.commons.math3.analysis.function.Power

    @Test
    public void testFixingArguments() {
        UnivariateFunction scaler = FunctionUtils.fix1stArgument(new Multiply(), 10);
        Assert.assertEquals(1.23456, scaler.value(0.123456), EPS);


        UnivariateFunction pow1 = new Power(2);
        UnivariateFunction pow2 = FunctionUtils.fix2ndArgument(new Pow(), 2);


        for (int i = 0; i < 10; i++) {
            double x = Math.random() * 10;
            Assert.assertEquals(pow1.value(x), pow2.value(x), 0);
        }
    }

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Examples of org.apache.imperius.spl.parser.expressions.impl.Power


        try {
            Vector v = new Vector();
            v.add(new ShortConstant(sn1));
            v.add(new ShortConstant(sn2));
            Expression e1 = new Power(v,true);


            v.clear();
            v.add(new IntegerConstant(in1));
            v.add(new IntegerConstant(in2));
            Expression e2 = new Power(v,true);


            v.clear();
            v.add(new LongConstant(ln1));
            v.add(new LongConstant(ln2));
            Expression e3 = new Power(v,true);


            v.clear();
            v.add(new FloatConstant(fn1));
            v.add(new FloatConstant(fn2));
            Expression e4 = new Power(v,true);


            v.clear();
            v.add(new DoubleConstant(dn1));
            v.add(new DoubleConstant(dn2));
            Expression e5 = new Power(v,true);


            assertTrue(
                (new Double(Math.pow(sn1, sn2)).shortValue()
                    - ((Number) e1.evaluate()).shortValue())
                    == 0);
            assertTrue(
                (new Double(Math.pow(in1, in2)).intValue()
                    - ((Number) e2.evaluate()).intValue())
                    == 0);
            assertTrue(
                (new Double(Math.pow(ln1, ln2)).longValue()
                    - ((Number) e3.evaluate()).longValue())
                    == 0);
            assertTrue(
                (new Double(Math.pow(fn1, fn2)).floatValue()
                    - ((Number) e4.evaluate()).floatValue())
                    == 0);
            assertTrue(
                (new Double(Math.pow(dn1, dn2)).doubleValue()
                    - ((Number) e5.evaluate()).doubleValue())
                    == 0);
                    
      //assertSame((new Double(dn1)).getClass(), (e1.evaluate()).getClass());                    
        } catch (SPLException e) {
            fail("Received evaluation exception " + e.getMessage());

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Examples of org.boris.expr.function.excel.POWER

        assertEquals(eval(p), Math.PI);
        assertException("pi(23)");
    }


    public void testPOWER() throws Exception {
        POWER p = new POWER();
        for (int i = 0; i < 100; i++) {
            double d1 = Math.random() * 100;
            double d2 = Math.random() * 5 - Math.random() * 5;
            assertEquals(eval(p, d1, d2), Math.pow(d1, d2));
        }

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