CenterSpace Software .NET Numerics
NMath Matrix User's Guide Version 2.3
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Contents

Chapter 1. Introduction

1.1 Product Features
1.2 Software Requirements
1.3 Namespaces
1.4 Documentation
This Manual
1.5 Technical Support

Chapter 2. Matrix Types

2.1 Lower Triangular Matrices
2.2 Upper Triangular Matrices
2.3 Symmetric Matrices
2.4 Hermitian Matrices
2.5 Banded Matrices
2.6 Tridiagonal Matrices
2.7 Symmetric Banded Matrices
2.8 Hermitian Banded Matrices

Chapter 3. Using The Matrix Classes

3.1 Creating Matrices
Creating Default Matrices
Creating Sparse Matrices from General Matrices
Creating Sparse Matrices from Other Sparse Matrices
Creating Sparse Matrices from a Data Vector
Implicit Conversion
Copying Matrices
3.2 Value Operations on Matrices
Accessing and Modifying Matrix Values
Resizing a Matrix
3.3 Logical Operations on Matrices
3.4 Arithmetic Operations on Matrices
3.5 Vector Views
3.6 Functions of Matrices
Matrix Transposition
Matrix Inner Products
Matrix Norms
Trigonometric and Transcendental Functions
Absolute Value
Complex Matrix Functions
3.7 Generic Functions

Chapter 4. Factorizations

4.1 Factorization Classes
4.2 Creating Factorizations
4.3 Using Factorizations
Solving for Right-Hand Sides
Computing Inverses, Determinants, and Condition Numbers

Chapter 5. Decompositions

5.1 QR Decompositions
Creating QR Decompositions
Using QR Decompositions
Reusing QR Decompositions
5.2 Singular Value Decompositions
Creating Singular Value Decompositions
Using Singular Value Decompositions
Reusing Singular Value Decompositions

Chapter 6. Least Squares Solutions

6.1 Least Squares Methods
Least Squares Using Cholesky Factorization
Least Squares Using QR Decomposition
Least Squares Using SVD
6.2 Creating Least Squares Objects
6.3 Using Least Squares Objects
Testing for Goodness
Solving Least Squares Problems
Retrieving Information About the Original Matrix

Chapter 7. EigenValue Problems

7.1 Eigenvalue Classnames
7.2 Using the Eigenvalue Classes
Constructing Eigenvalue Objects
Testing for Goodness
Retrieving Eigenvalues and Eigenvectors
Retrieving Information About the Original Matrix
Reusing Eigenvalue Decompositions
7.3 Using the Eigenvalue Server Classes
Constructing Eigenvalue Servers
Configuring Eigenvalue Servers
Creating Eigenvalue Objects from a Server

Chapter 8. Serialization

8.1 Binary Serialization
8.2 SOAP Serialization

Index



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