Matrices

```
public final class Matrices
extends java.lang.Object
```
This class contains support functions for working with matrices.

Constructors
Constructor and Description
`Matrices()`

Methods
Modifier and Type	Method and Description
`static double`	`determinant(double[][] mat)` Calculates the determinant of a matrix.
`static double[][]`	`diagonal(double[] vec)` Creates a diagonal matrix from a vector.
`static double[][]`	`identity(int size)` Creates a identity matrix.
`static double[][]`	`sub(double[][] matA, double[][] matB)` Subtracts the second from the first matrix and returns a new matrix.
`static double[][]`	`submatrix(double[][] mat, int row, int column)` Creates a submatrix excluding the specified row and column.
`static double[][]`	`transpose(double[][] mat)` Creates a transposed matrix.

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

public static double[][] sub(double[][] matA,
             double[][] matB)

Subtracts the second from the first matrix and returns a new matrix.

public static double[][] diagonal(double[] vec)

Creates a diagonal matrix from a vector.

public static double[][] transpose(double[][] mat)

Creates a transposed matrix.

public static double[][] submatrix(double[][] mat,
                   int row,
                   int column)

Creates a submatrix excluding the specified row and column.

public static double determinant(double[][] mat)

Calculates the determinant of a matrix.

Class Matrices