java.lang.Object
- org.ojalgo.array.operation.DOT

All Implemented Interfaces:

ArrayOperation
```
public abstract class DOT
extends java.lang.Object
implements ArrayOperation
```
The ?dot routines perform a vector-vector reduction operation defined as Equation where xi and yi are elements of vectors x and y.

Field Summary

Fields
Modifier and Type Field Description

static int THRESHOLD

Constructor Summary

Constructors
Constructor Description

DOT()

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method	Description
`static double`	`invoke(double[] array1, double[] array2)`
`static double`	`invoke(double[] array1, int offset1, double[] array2, int offset2, int first, int limit)`
`static double`	`invoke(double[] array1, int offset1, Access1D<?> array2, int offset2, int first, int limit)`
`static float`	`invoke(float[] array1, int offset1, float[] array2, int offset2, int first, int limit)`
`static float`	`invoke(float[] array1, int offset1, Access1D<?> array2, int offset2, int first, int limit)`
`static java.math.BigDecimal`	`invoke(java.math.BigDecimal[] array1, int offset1, java.math.BigDecimal[] array2, int offset2, int first, int limit)`
`static <N extends Scalar<N>> N`	`invoke(N[] array1, int offset1, N[] array2, int offset2, int first, int limit, Scalar.Factory<N> factory)`
`static <N extends Scalar<N>> N`	`invoke(N[] array1, int offset1, Access1D<N> array2, int offset2, int first, int limit, Scalar.Factory<N> factory)`
`static ComplexNumber`	`invoke(ComplexNumber[] array1, int offset1, ComplexNumber[] array2, int offset2, int first, int limit)`
`static double`	`invoke(Access1D<?> array1, int offset1, double[] array2, int offset2, int first, int limit)`
`static float`	`invoke(Access1D<?> array1, int offset1, float[] array2, int offset2, int first, int limit)`
`static <N extends Scalar<N>> N`	`invoke(Access1D<N> array2, int offset2, N[] array1, int offset1, int first, int limit, Scalar.Factory<N> factory)`
`static <N extends Scalar<N>> N`	`invokeG(Access1D<N> array1, int offset1, Access1D<N> array2, int offset2, int first, int limit, Scalar.Factory<N> scalar)`
`static double`	`invokeP64(Access1D<?> array1, int offset1, Access1D<?> array2, int offset2, int first, int limit)`
`(package private) static double`	`plain(double[] array1, int offset1, double[] array2, int offset2, int first, int limit)`
`(package private) static float`	`plain(float[] array1, int offset1, float[] array2, int offset2, int first, int limit)`
`(package private) static float`	`unrolled02(float[] array1, int offset1, float[] array2, int offset2, int first, int limit)`
`(package private) static double`	`unrolled04(double[] array1, int offset1, double[] array2, int offset2, int first, int limit)`
`(package private) static float`	`unrolled04(float[] array1, int offset1, float[] array2, int offset2, int first, int limit)`
`(package private) static float`	`unrolled08(float[] array1, int offset1, float[] array2, int offset2, int first, int limit)`
`(package private) static float`	`unrolled16(float[] array1, int offset1, float[] array2, int offset2, int first, int limit)`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail
- THRESHOLD
```
public static int THRESHOLD
```

Constructor Detail
- DOT
```
public DOT()
```

Method Detail

invoke

public static double invoke(Access1D<?> array1,
                            int offset1,
                            double[] array2,
                            int offset2,
                            int first,
                            int limit)

invoke

public static float invoke(Access1D<?> array1,
                           int offset1,
                           float[] array2,
                           int offset2,
                           int first,
                           int limit)

invoke

public static <N extends Scalar<N>> N invoke(Access1D<N> array2,
                                             int offset2,
                                             N[] array1,
                                             int offset1,
                                             int first,
                                             int limit,
                                             Scalar.Factory<N> factory)

invoke

public static java.math.BigDecimal invoke(java.math.BigDecimal[] array1,
                                          int offset1,
                                          java.math.BigDecimal[] array2,
                                          int offset2,
                                          int first,
                                          int limit)

invoke

public static ComplexNumber invoke(ComplexNumber[] array1,
                                   int offset1,
                                   ComplexNumber[] array2,
                                   int offset2,
                                   int first,
                                   int limit)

invoke

public static double invoke(double[] array1,
                            double[] array2)

invoke

public static double invoke(double[] array1,
                            int offset1,
                            Access1D<?> array2,
                            int offset2,
                            int first,
                            int limit)

invoke

public static double invoke(double[] array1,
                            int offset1,
                            double[] array2,
                            int offset2,
                            int first,
                            int limit)

invoke

public static float invoke(float[] array1,
                           int offset1,
                           Access1D<?> array2,
                           int offset2,
                           int first,
                           int limit)

invoke

public static float invoke(float[] array1,
                           int offset1,
                           float[] array2,
                           int offset2,
                           int first,
                           int limit)

invoke

public static <N extends Scalar<N>> N invoke(N[] array1,
                                             int offset1,
                                             Access1D<N> array2,
                                             int offset2,
                                             int first,
                                             int limit,
                                             Scalar.Factory<N> factory)

invoke

public static <N extends Scalar<N>> N invoke(N[] array1,
                                             int offset1,
                                             N[] array2,
                                             int offset2,
                                             int first,
                                             int limit,
                                             Scalar.Factory<N> factory)

invokeG

public static <N extends Scalar<N>> N invokeG(Access1D<N> array1,
                                              int offset1,
                                              Access1D<N> array2,
                                              int offset2,
                                              int first,
                                              int limit,
                                              Scalar.Factory<N> scalar)

invokeP64

public static double invokeP64(Access1D<?> array1,
                               int offset1,
                               Access1D<?> array2,
                               int offset2,
                               int first,
                               int limit)

plain

static double plain(double[] array1,
                    int offset1,
                    double[] array2,
                    int offset2,
                    int first,
                    int limit)

plain

static float plain(float[] array1,
                   int offset1,
                   float[] array2,
                   int offset2,
                   int first,
                   int limit)

unrolled02

static float unrolled02(float[] array1,
                        int offset1,
                        float[] array2,
                        int offset2,
                        int first,
                        int limit)

unrolled04

static double unrolled04(double[] array1,
                         int offset1,
                         double[] array2,
                         int offset2,
                         int first,
                         int limit)

unrolled04

static float unrolled04(float[] array1,
                        int offset1,
                        float[] array2,
                        int offset2,
                        int first,
                        int limit)

unrolled08

static float unrolled08(float[] array1,
                        int offset1,
                        float[] array2,
                        int offset2,
                        int first,
                        int limit)

unrolled16

static float unrolled16(float[] array1,
                        int offset1,
                        float[] array2,
                        int offset2,
                        int first,
                        int limit)

Class DOT

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

THRESHOLD

Constructor Detail

DOT

Method Detail

invoke

invoke

invoke

invoke

invoke

invoke

invoke

invoke

invoke

invoke

invoke

invoke

invokeG

invokeP64

plain

plain

unrolled02

unrolled04

unrolled04

unrolled08

unrolled16