math.linear.doubles

Class Matrix.IdentityBuilder

java.lang.Object

math.linear.doubles.Matrix.IdentityBuilder

Enclosing class:

Matrix

public static final class Matrix.IdentityBuilder
extends Object

A class that allows one to start with an identity matrix, then set specific elements before creating an immutable Matrix.

Constructor Summary

Constructors

Constructor and Description
IdentityBuilder(int n) Create a new builder with the given dimension.

Method Summary

Modifier and Type	Method and Description
Matrix	build() Create a new matrix using the data in this builder.
Matrix.IdentityBuilder	set(int i, int j, double value) Set the matrix at the given coordinates to the provided value and return the builder.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

IdentityBuilder

public IdentityBuilder(int n)

Create a new builder with the given dimension.

Parameters:

n - the dimension of the matrix.

Method Detail

set

public Matrix.IdentityBuilder set(int i,
                                  int j,
                                  double value)

Set the matrix at the given coordinates to the provided value and return the builder.

Parameters:

i - the row to set the value at.

j - the column to set the value at.

value - the value to set.

Returns:

the builder with the value set at the given coordinates.

build

public Matrix build()

Create a new matrix using the data in this builder.

Returns:

a new matrix from this builder.